MOM_input.json

{
   "Global": {
      "INPUTDIR": {
         "description": "\"The directory in which input files are found.\"\n",
         "datatype": "string",
         "value": "${DIN_LOC_ROOT}/ocn/mom/${OCN_GRID}"
      },
      "TRIPOLAR_N": {
         "description": "\"[Boolean] default = False\nUse tripolar connectivity at the northern edge of the\ndomain.  With TRIPOLAR_N, NIGLOBAL must be even.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"tx0.25v1\"": true,
            "else": false
         }
      },
      "NIHALO": {
         "description": "\"default = 2\nThe number of halo points on each side in the\nx-direction.  With STATIC_MEMORY_ this is set as NIHALO_\nin MOM_memory.h at compile time; without STATIC_MEMORY_\nthe default is NIHALO_ in MOM_memory.h (if defined) or 2.\"\n",
         "datatype": "integer",
         "value": 4
      },
      "NJHALO": {
         "description": "\"default = 2\nThe number of halo points on each side in the\ny-direction.  With STATIC_MEMORY_ this is set as NJHALO_\nin MOM_memory.h at compile time; without STATIC_MEMORY_\nthe default is NJHALO_ in MOM_memory.h (if defined) or 2.\"\n",
         "datatype": "integer",
         "value": 4
      },
      "NIGLOBAL": {
         "description": "\"The total number of thickness grid points in the\nx-direction in the physical domain. With STATIC_MEMORY_\nthis is set in MOM_memory.h at compile time.\"\n",
         "datatype": "integer",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 540,
            "$OCN_GRID == \"tx0.25v1\"": 1440,
            "$OCN_GRID == \"MISOMIP\"": 402
         }
      },
      "NJGLOBAL": {
         "description": "\"The total number of thickness grid points in the\ny-direction in the physical domain. With STATIC_MEMORY_\nthis is set in MOM_memory.h at compile time.\nThe number of processors in the x-direction. With\nSTATIC_MEMORY_ this is set in MOM_memory.h at compile time.\nThe number of processors in the x-direction. With\nSTATIC_MEMORY_ this is set in MOM_memory.h at compile time.\nThe processor layout that was acutally used.\"\n",
         "datatype": "integer",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 480,
            "$OCN_GRID == \"tx0.25v1\"": 1080,
            "$OCN_GRID == \"MISOMIP\"": 40
         }
      },
      "NK": {
         "description": "\"[nondim]\nThe number of model layers.\"\n",
         "datatype": "integer",
         "units": "nondim",
         "value": {
            "$MOM6_VERTICAL_GRID == \"zstar_65L\"": 65,
            "$MOM6_VERTICAL_GRID in [\"hycom1\", \"zstar_75L\"]": 75,
            "$MOM6_VERTICAL_GRID == \"sigma_shelf_zstar\"": 36
         }
      },
      "USE_LEGACY_DIABATIC_DRIVER": {
         "description": "\"[Boolean] default = True\nIf true, use the a legacy version of the diabatic subroutine.\nThis is temporary and is needed avoid change in answers.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": false
         }
      },
      "HREF_FOR_MLD": {
         "description": "\"[m] default = 0.0\nReference depth used to calculate the potential density used to find the mixed\nlayer depth based on a delta rho = 0.03 kg/m3.\"\n",
         "datatype": "real",
         "units": "m",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 10.0
         }
      },
      "USE_REGRIDDING": {
         "description": "\"[Boolean] default = False\nIf True, use the ALE algorithm (regridding/remapping).\nIf False, use the layered isopycnal algorithm.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": true
      },
      "THICKNESSDIFFUSE": {
         "description": "\"[Boolean] default = False\nIf true, interfaces or isopycnal surfaces are diffused,\ndepending on the value of FULL_THICKNESSDIFFUSE.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "THICKNESSDIFFUSE_FIRST": {
         "description": "\"[Boolean] default = False\nIf true, do thickness diffusion before dynamics.\nThis is only used if THICKNESSDIFFUSE is true.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "DT": {
         "description": "\"[s]\nThe (baroclinic) dynamics time step.  The time-step that\nis actually used will be an integer fraction of the\nforcing time-step (DT_FORCING in ocean-only mode or the\ncoupling timestep in coupled mode.)\"\n",
         "datatype": "real",
         "units": "s",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 900.0,
            "$OCN_GRID == \"tx2_3v2\"": 1800,
            "$OCN_GRID == \"MISOMIP\"": 600.0
         }
      },
      "DT_THERM": {
         "description": "\"[s] default = 3600.0\nThe thermodynamic and tracer advection time step.\nIdeally DT_THERM should be an integer multiple of DT\nand less than the forcing or coupling time-step.\nBy default DT_THERM is set to DT.\nThe minimum amount of time in seconds between\ncalculations of depth-space diagnostics. Making this\nlarger than DT_THERM reduces the  performance penalty\nof regridding to depth online.\"\n",
         "datatype": "real",
         "units": "s",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 1800.0,
            "else": "= ( ( $NCPL_BASE_PERIOD ==\"decade\") * 86400.0 * 3650 +\n    ( $NCPL_BASE_PERIOD ==\"year\") * 86400.0 * 365 +\n    ( $NCPL_BASE_PERIOD ==\"day\") * 86400.0 +\n    ( $NCPL_BASE_PERIOD ==\"hour\") * 3600 ) / $OCN_NCPL\n"
         }
      },
      "HFREEZE": {
         "description": "\"[m] default = -1.0\nIf HFREEZE > 0, melt potential will be computed. The actual depth\nover which melt potential is computed will be min(HFREEZE, OBLD),\nwhere OBLD is the boundary layer depth. If HFREEZE <= 0 (default),\nmelt potential will not be computed.\"\n",
         "datatype": "real",
         "units": "m",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 10.0,
            "$OCN_GRID == \"tx0.25v1\"": 20.0
         }
      },
      "DTBT_RESET_PERIOD": {
         "description": "\"[s] default = 7200.0\nThe period between recalculations of DTBT (if DTBT <= 0).\nIf DTBT_RESET_PERIOD is negative, DTBT is set based\nonly on information available at initialization.  If 0,\nDTBT will be set every dynamics time step. The default\nis set by DT_THERM.  This is only used if SPLIT is true.\"\n",
         "datatype": "real",
         "units": "s",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 7200.0,
            "$OCN_GRID == \"tx0.25v1\"": 3600.0,
            "else": 0.0
         }
      },
      "FRAZIL": {
         "description": "\"[Boolean] default = False\nIf true, water freezes if it gets too cold, and the\nthe accumulated heat deficit is returned in the\nsurface state.  FRAZIL is only used if\nENABLE_THERMODYNAMICS is true.\nIf true, apply geothermal heating.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": true
      },
      "MIN_SALINITY": {
         "description": "\"[PPT] default = 0.01\n The minimum value of salinity when BOUND_SALINITY=True. The default is 0.01\n for backward compatibility but ideally should be 0.\"\n",
         "datatype": "real",
         "units": "PPT",
         "value": {
            "$COMP_ATM == \"cam\"": 1e-06,
            "else": 0.0
         }
      },
      "BOUND_SALINITY": {
         "description": "\"[Boolean] default = False\nIf true, limit salinity to being positive. (The sea-ice\nmodel may ask for more salt than is available and\ndrive the salinity negative otherwise.)\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": true
      },
      "C_P": {
         "description": "\"[J kg-1 K-1] default = 3991.86795711963\nThe heat capacity of sea water, approximated as a\nconstant. This is only used if ENABLE_THERMODYNAMICS is\ntrue. The default value is from the TEOS-10 definition\nof conservative temperature.\"\n",
         "datatype": "real",
         "units": "J kg-1 K-1",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 3992.0,
            "$OCN_GRID == \"tx0.25v1\"": 3992.0,
            "$OCN_GRID == \"MISOMIP\"": 3974.0
         }
      },
      "USE_PSURF_IN_EOS": {
         "description": "\"[Boolean] default = True\nIf true, always include the surface pressure contributions in equation of\nstate calculations.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": true
      },
      "CHECK_BAD_SURFACE_VALS": {
         "description": "\"[Boolean] default = False\nIf true, check the surface state for ridiculous values.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "SAVE_INITIAL_CONDS": {
         "description": "\"[Boolean] default = False\nIf true, write the initial conditions to a file given\nby IC_OUTPUT_FILE.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": "= $CONTINUE_RUN == False"
      },
      "GRID_ROTATION_ANGLE_BUGS": {
         "description": "\"[Boolean] default = True\nIf true, use an older algorithm to calculate the sine and\ncosines needed rotate between grid-oriented directions and\ntrue north and east.  Differences arise at the tripolar fold.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": false,
            "$OCN_GRID == \"tx0.25v1\"": false
         }
      },
      "EQN_OF_STATE": {
         "description": "\"default = WRIGHT_FULL\nEQN_OF_STATE determines which ocean equation of state should be used.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": "LINEAR",
            "else": "WRIGHT_FULL"
         }
      },
      "DTFREEZE_DP": {
         "description": "\"[deg C Pa-1] default = 0.0\nWhen TFREEZE_FORM=LINEAR,\nthis is the derivative of the freezing potential\ntemperature with pressure.\"\n",
         "datatype": "real",
         "units": "deg C Pa-1",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": -7.75e-08,
            "$OCN_GRID == \"tx0.25v1\"": -7.75e-08,
            "$OCN_GRID == \"MISOMIP\"": -7.53e-08
         }
      },
      "USE_IDEAL_AGE_TRACER": {
         "description": "\"[Boolean] default = False\nIf true, use the ideal_age_example tracer package.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "USE_CFC_CAP": {
         "description": "\"[Boolean] default = False\nIf true, use the MOM_CFC_cap tracer package.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": false
      },
      "CFC_BC_FILE": {
         "description": "\"The file in which the CFC-11 and CFC-12 atm concentrations can be found (units\nmust be parts per trillion).\"\n",
         "datatype": "string",
         "value": "${DIN_LOC_ROOT}/ocn/mom/grid_indpt/cfc_atm_20230310.nc"
      },
      "USE_MARBL_TRACERS": {
         "description": "\"[Boolean] default = False\nIf true, use the MARBL tracer package.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "\"ABIO_DIC_ON=TRUE\" in $MARBL_TRACER_OPTS or \"BASE_BIO_ON=TRUE\" in $MARBL_TRACER_OPTS": true,
            "else": false
         }
      },
      "MARBL_TRACERS_IC_FILE": {
         "description": "\"Name of file containing initial conditions\nfor the MARBL tracer package.\"\n",
         "datatype": "string",
         "value": {
            "$MARBL_CONFIG == \"latest\"": "ecosys_jan_IC_omip_latlon_1x1_180W_c250613.nc",
            "$MARBL_CONFIG == \"latest+4p2z\"": "ecosys_jan_IC_omip_latlon_1x1_180W_c250613.nc"
         }
      },
      "MARBL_FESEDFLUX_FILE": {
         "description": "\"Name of file containing iron sediment flux\n forcing field for the MARBL tracer package.\"\n",
         "datatype": "string",
         "value": {
            "\"BASE_BIO_ON=TRUE\" in $MARBL_TRACER_OPTS and $OCN_GRID == \"tx2_3v2\"": "fesedflux_2024algo_tx2_3v2.c251229.nc"
         }
      },
      "MARBL_FESEDFLUXRED_FILE": {
         "description": "\"Name of file containing iron reducing sediment flux\n forcing field for the MARBL tracer package.\"\n",
         "datatype": "string",
         "value": {
            "\"BASE_BIO_ON=TRUE\" in $MARBL_TRACER_OPTS and $OCN_GRID == \"tx2_3v2\"": "fesedfluxRed_2024algo_tx2_3v2.c251229.nc"
         }
      },
      "MARBL_FEVENTFLUX_FILE": {
         "description": "\"Name of file containing iron sediment flux\n forcing field for the MARBL tracer package.\"\n",
         "datatype": "string",
         "value": {
            "\"BASE_BIO_ON=TRUE\" in $MARBL_TRACER_OPTS and $OCN_GRID == \"tx2_3v2\"": "feventflux_5gmol_tx2_3v2.c231205.nc"
         }
      },
      "READ_RIV_FLUXES": {
         "description": "\"Use river fluxes provided by RIV_FLUX_FILE.\"\n",
         "datatype": "logical",
         "value": {
            "\"BASE_BIO_ON=TRUE\" in $MARBL_TRACER_OPTS": true
         }
      },
      "RIV_FLUX_FILE": {
         "description": "\"Name of file containing river fluxes\n (added to surface tracer flux in tracer_vertdiff for MARBL tracers).\"\n",
         "datatype": "string",
         "value": {
            "\"BASE_BIO_ON=TRUE\" in $MARBL_TRACER_OPTS and $OCN_GRID == \"tx2_3v2\" and $ROF_GRID == \"JRA025\"": "riv_nut.gnews_gnm.rJRA025_to_tx2_3v2_nnsm_e333r100_230415.20240202.nc",
            "\"BASE_BIO_ON=TRUE\" in $MARBL_TRACER_OPTS and $OCN_GRID == \"tx2_3v2\" and $ROF_GRID == \"r05\"": "riv_nut.gnews_gnm.r05_to_tx2_3v2_nnsm_e250r250_230914.20240202.nc"
         }
      },
      "MARBL_D14C_FILE_1": {
         "description": "\"Name of file containing D14C forcing from 30 N to 90 N.\"\n",
         "datatype": "string",
         "value": {
            "\"ABIO_DIC_ON=TRUE\" in $MARBL_TRACER_OPTS": "${DIN_LOC_ROOT}/ocn/mom/grid_indpt/atm_delta_C14_CMIP6_sector1_global_1850-2015_yearly_v2.0_c240202.nc\n"
         }
      },
      "MARBL_D14C_FILE_2": {
         "description": "\"Name of file containing D14C forcing from 30 S to 30 N.\"\n",
         "datatype": "string",
         "value": {
            "\"ABIO_DIC_ON=TRUE\" in $MARBL_TRACER_OPTS": "${DIN_LOC_ROOT}/ocn/mom/grid_indpt/atm_delta_C14_CMIP6_sector2_global_1850-2015_yearly_v2.0_c240202.nc\n"
         }
      },
      "MARBL_D14C_FILE_3": {
         "description": "\"Name of file containing D14C forcing from 90 S to 30 S.\"\n",
         "datatype": "string",
         "value": {
            "\"ABIO_DIC_ON=TRUE\" in $MARBL_TRACER_OPTS": "${DIN_LOC_ROOT}/ocn/mom/grid_indpt/atm_delta_C14_CMIP6_sector3_global_1850-2015_yearly_v2.0_c240202.nc\n"
         }
      },
      "CHL_FROM_FILE": {
         "description": "\"[Boolean] default = True\n If true, read chlorophyll from a file. Otherwise MARBL will provide it.\"\n",
         "datatype": "logical",
         "value": {
            "\"BASE_BIO_ON=TRUE\" in $MARBL_TRACER_OPTS": false
         }
      },
      "ATM_CO2_OPT": {
         "description": "\"default comes from env_run.xml (OCN_CO2_TYPE)\n Source of atmospheric CO2 concentration for MARBL.\n valid values: constant, prognostic, diagnostic\"\n",
         "datatype": "string",
         "value": {
            "\"BASE_BIO_ON=TRUE\" in $MARBL_TRACER_OPTS": "$OCN_CO2_TYPE"
         }
      },
      "ATM_CO2_CONST": {
         "description": "\"default comes from env_run.xml (CCSM_CO2_PPMV)\n Atmospheric CO2 concentration for MARBL [ppm].\"\n",
         "datatype": "real",
         "value": {
            "\"BASE_BIO_ON=TRUE\" in $MARBL_TRACER_OPTS": "$CCSM_CO2_PPMV"
         }
      },
      "ATM_ALT_CO2_OPT": {
         "description": "\"default comes from env_run.xml (OCN_CO2_TYPE)\n Source of atmospheric CO2 concentration for MARBL.\n valid values: constant, prognostic, diagnostic\"\n",
         "datatype": "string",
         "value": {
            "\"BASE_BIO_ON=TRUE\" in $MARBL_TRACER_OPTS": "$OCN_CO2_TYPE"
         }
      },
      "ATM_ALT_CO2_CONST": {
         "description": "\"default comes from env_run.xml (CCSM_CO2_PPMV)\n Alternate atmospheric CO2 concentration for MARBL [ppm].\"\n",
         "datatype": "real",
         "value": {
            "\"BASE_BIO_ON=TRUE\" in $MARBL_TRACER_OPTS": "$CCSM_CO2_PPMV"
         }
      },
      "DUST_RATIO_THRES": {
         "description": "\"Coarse/fine dust ratio threshold.\"\n",
         "datatype": "real",
         "value": {
            "\"BASE_BIO_ON=TRUE\" in $MARBL_TRACER_OPTS and $COMP_ATM == \"cam\"": 60.0
         }
      },
      "DUST_RATIO_TO_FE_BIOAVAIL_FRAC": {
         "description": "\"Ratio of dust to iron bioavailability fraction.\"\n",
         "datatype": "real",
         "value": {
            "\"BASE_BIO_ON=TRUE\" in $MARBL_TRACER_OPTS and $COMP_ATM == \"cam\"": "= 1.0 / 170.0"
         }
      },
      "FE_BIOAVAIL_FRAC_OFFSET": {
         "description": "\"Offset for iron bioavailability fraction.\"\n",
         "datatype": "real",
         "value": {
            "\"BASE_BIO_ON=TRUE\" in $MARBL_TRACER_OPTS and $COMP_ATM == \"cam\"": 0.01
         }
      },
      "USE_ICE_CATEGORIES": {
         "description": "\"[Boolean] default = False\nIf true, send multiple ice categories from the coupler to MARBL.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "\"BASE_BIO_ON=TRUE\" in $MARBL_TRACER_OPTS and $ICE_NCAT > 0": true
         }
      },
      "ICE_NCAT": {
         "description": "\"[Integer] default = value of ICE_NCAT in env_build.xml\nIf USE_ICE_CATEGORIES is true, this is the number of categories\nto send from the coupler to MARBL.\"\n",
         "datatype": "integer",
         "value": {
            "\"BASE_BIO_ON=TRUE\" in $MARBL_TRACER_OPTS": "$ICE_NCAT"
         }
      },
      "COORD_CONFIG": {
         "description": "\"This specifies how layers are to be defined:\nfile - read coordinate information from the file\nspecified by (COORD_FILE).\nlinear - linear based on interfaces not layers.\nts_ref - use reference temperature and salinity\nts_range - use range of temperature and salinity\n(T_REF and S_REF) to determine surface density\nand GINT calculate internal densities.\ngprime - use reference density (RHO_0) for surface\ndensity and GINT calculate internal densities.\nts_profile - use temperature and salinity profiles\n(read from COORD_FILE) to set layer densities.\nUSER - call a user modified routine.\nThe file from which the coordinate densities are read.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": "file",
            "$OCN_GRID == \"MISOMIP\"": "linear"
         }
      },
      "REMAP_UV_USING_OLD_ALG": {
         "description": "\"[Boolean] default = True\nIf true, uses the old remapping-via-a-delta-z method for remapping u and v. If\nfalse, uses the new method that remaps between grids described by an old and\nnew thickness.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": false
      },
      "COORD_FILE": {
         "description": "\"The file from which the coordinate densities are read.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": "layer_coord.nc"
         }
      },
      "BOUNDARY_EXTRAPOLATION": {
         "description": "\"[Boolean] default = False\nWhen defined, a proper high-order reconstruction\nscheme is used within boundary cells rather\nthan PCM. E.g., if PPM is used for remapping, a\nPPM reconstruction will also be used within\nboundary cells.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$MOM6_VERTICAL_GRID == \"hycom1\"": true
         }
      },
      "GRID_CONFIG": {
         "description": "\"A character string that determines the method for\ndefining the horizontal grid.  Current options are:\nmosaic - read the grid from a mosaic (supergrid)\nfile set by GRID_FILE.\ncartesian - use a (flat) Cartesian grid.\nspherical - use a simple spherical grid.\nmercator - use a Mercator spherical grid.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": "cartesian",
            "else": "mosaic"
         }
      },
      "GRID_FILE": {
         "description": "\"Name of the file from which to read horizontal grid data.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": "ocean_hgrid_221123.nc",
            "$OCN_GRID == \"tx0.25v1\"": "ocean_hgrid.nc"
         }
      },
      "USE_TRIPOLAR_GEOLONB_BUG": {
         "description": "\"[Boolean] default = True\nIf true, use older code that incorrectly sets the longitude\nin some points along the tripolar fold to be off by 360 degrees.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": false,
            "$OCN_GRID == \"tx0.25v1\"": false
         }
      },
      "RAD_EARTH": {
         "description": "\"[m] default = 6.378E+06\nThe radius of the Earth.\"\n",
         "datatype": "real",
         "units": "m",
         "value": 6371220.0
      },
      "TOPO_CONFIG": {
         "description": "\"This specifies how bathymetry is specified:\nfile - read bathymetric information from the file\nspecified by (TOPO_FILE).\nflat - flat bottom set to MAXIMUM_DEPTH.\nbowl - an analytically specified bowl-shaped basin\nranging between MAXIMUM_DEPTH and MINIMUM_DEPTH.\nspoon - a similar shape to 'bowl', but with an vertical\nwall at the southern face.\nhalfpipe - a zonally uniform channel with a half-sine\nprofile in the meridional direction.\nbenchmark - use the benchmark test case topography.\nDOME - use a slope and channel configuration for the\nDOME sill-overflow test case.\nDOME2D - use a shelf and slope configuration for the\nDOME2D gravity current/overflow test case.\nseamount - Gaussian bump for spontaneous motion test case.\nUSER - call a user modified routine.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": "ISOMIP",
            "else": "file"
         }
      },
      "TOPO_FILE": {
         "description": "\"default = 'topog.nc'\nThe file from which the bathymetry is read.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": "ocean_topo_tx2_3v2_240501.nc",
            "$OCN_GRID == \"tx0.25v1\"": "ocean_topog.nc"
         }
      },
      "TOPO_EDITS_FILE": {
         "description": "\"default = ''\nThe file from which to read a list of i,j,z topography overrides.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": "topo_edits_tx2_3v2_250107.nc",
            "$OCN_GRID == \"tx0.25v1\"": "All_edits.nc"
         }
      },
      "MAXIMUM_DEPTH": {
         "description": "\"[m]\nThe maximum depth of the ocean.\"\n",
         "datatype": "real",
         "units": "m",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 6000.0,
            "$OCN_GRID == \"tx0.25v1\"": 6500.0,
            "$OCN_GRID == \"MISOMIP\"": 720.0
         }
      },
      "MINIMUM_DEPTH": {
         "description": "\"[m] default = 0.0\nIf MASKING_DEPTH is unspecified, then anything shallower than\nMINIMUM_DEPTH is assumed to be land and all fluxes are masked out.\nIf MASKING_DEPTH is specified, then all depths shallower than\nMINIMUM_DEPTH but depper than MASKING_DEPTH are rounded to\nMINIMUM_DEPTH.\"\n",
         "datatype": "real",
         "units": "m",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 9.5,
            "$OCN_GRID == \"tx0.25v1\"": 9.5
         }
      },
      "MASKING_DEPTH": {
         "description": "\"[m] default = -9999.0\nThe depth below which to mask points as land points, for which all\nfluxes are zeroed out. MASKING_DEPTH is ignored if negative.\"\n",
         "datatype": "real",
         "units": "m",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.0,
            "$OCN_GRID == \"tx0.25v1\"": 0.0
         }
      },
      "REMAPPING_SCHEME": {
         "description": "\"default = 'PLM'\nThis sets the reconstruction scheme used\nfor vertical remapping for all variables.\nIt can be one of the following schemes:\nPCM         (1st-order accurate)\nPLM         (2nd-order accurate)\nPPM_H4      (3rd-order accurate)\nPPM_IH4     (3rd-order accurate)\nPQM_IH4IH3  (4th-order accurate)\nPQM_IH6IH5  (5th-order accurate)\"\n",
         "datatype": "string",
         "value": "PPM_CW"
      },
      "REMAP_VEL_CONSERVE_KE": {
         "description": "\"[Boolean] default = False\nIf true, a correction is applied to the baroclinic component of velocity after\nremapping so that total KE is conserved. KE may not be conserved when\n(CS%BBL_h_vel_mask > 0.0) .and. (CS%h_vel_mask > 0.0)\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "REMAPPING_USE_OM4_SUBCELLS": {
         "description": "\"[Boolean] default = True\nThis selects the remapping algorithm used in OM4 that does not use the full\nreconstruction for the top- and lower-most sub-layers. Instead, it assumes\nthey are always vanished (which is untrue) and uses only their edge values.\nIt is recommended to set this option to false.\"\n",
         "datatype": "bool",
         "units": "none",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": false
         }
      },
      "INIT_LAYERS_FROM_Z_FILE": {
         "description": "\"[Boolean] default = False\nIf true, intialize the layer thicknesses, temperatures,\nand salnities from a Z-space file on a latitude-\nlongitude grid.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$RUN_TYPE != \"hybrid\" and $OCN_GRID in [\"tx2_3v2\", \"tx0.25v1\"]": true,
            "else": false
         }
      },
      "TEMP_SALT_Z_INIT_FILE": {
         "description": "\"default = 'temp_salt_z.nc'\nThe name of the z-space input file used to initialize\nthe layer thicknesses, temperatures and salinities.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": "woa18_04_initial_conditions.nc",
            "$OCN_GRID == \"tx0.25v1\"": "MOM6_IC_TS.nc"
         }
      },
      "Z_INIT_FILE_PTEMP_VAR": {
         "description": "\"default = 'ptemp'\nThe name of the potential temperature variable in\nTEMP_SALT_Z_INIT_FILE.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": "theta0",
            "$OCN_GRID == \"tx0.25v1\"": "temp"
         }
      },
      "Z_INIT_FILE_SALT_VAR": {
         "description": "\"default = 'salt'\nThe name of the salinity variable in\nTEMP_SALT_Z_INIT_FILE.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": "s_an"
         }
      },
      "Z_INIT_REMAP_OLD_ALG": {
         "description": "\"[Boolean] default = True\nIf false, uses the preferred remapping algorithm for initialization. If true,\nuse an older, less robust algorithm for remapping.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": false
      },
      "Z_INIT_REMAP_GENERAL": {
         "description": "\"[Boolean] default = False\nIf false, only initializes to z* coordinates. If true, allows initialization\ndirectly to general coordinates.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$MOM6_VERTICAL_GRID == \"hycom1\" and $OCN_GRID in [\"tx2_3v2\"]": true
         }
      },
      "USE_VARIABLE_MIXING": {
         "description": "\"[Boolean] default = False\nIf true, the variable mixing code will be called.  This\nallows diagnostics to be created even if the scheme is\nnot used.  If KHTR_SLOPE_CFF>0 or  KhTh_Slope_Cff>0,\nthis is set to true regardless of what is in the\nparameter file.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "RESOLN_SCALED_KH": {
         "description": "\"[Boolean] default = False\nIf true, the Laplacian lateral viscosity is scaled away\nwhen the first baroclinic deformation radius is well\nresolved.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "KHTH_SLOPE_CFF": {
         "description": "\"[nondim] default = 0.0\nThe nondimensional coefficient in the Visbeck formula for the interface depth\ndiffusivity\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.01
         }
      },
      "DEPTH_SCALED_KHTH": {
         "description": "\"[Boolean] default = False\n If true,  KHTH is scaled away when the depth is shallower\n than a reference depth: KHTH = MIN(1,H/H0)**N * KHTH,\n where H0 is a reference depth, controlled via\n DEPTH_SCALED_KHTH_H0, and theexponent (N) is\n controlled via DEPTH_SCALED_KHTH_EXP.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"tx0.25v1\"": false
         }
      },
      "DEPTH_SCALED_KHTH_H0": {
         "description": "\"[m] default = 1000.0\nThe depth above which KHTH is scaled away.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 500.0
         }
      },
      "KHTR_SLOPE_CFF": {
         "description": "\"[nondim] default = 0.0\nThe nondimensional coefficient in the Visbeck formula\nfor the epipycnal tracer diffusivity\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.25
         }
      },
      "KHTH_USE_EBT_STRUCT": {
         "description": "\"[Boolean] default = False\nIf true, uses the equivalent barotropic structure\nas the vertical structure of thickness diffusivity.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "RESOLN_SCALED_KHTH": {
         "description": "\"[Boolean] default = False\nIf true, the interface depth diffusivity is scaled away\nwhen the first baroclinic deformation radius is well\nresolved.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "RESOLN_SCALED_KHTR": {
         "description": "\"[Boolean] default = False\nIf true, the epipycnal tracer diffusivity is scaled away when the first\nbaroclinic deformation radius is well resolved.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "USE_GM_WORK_BUG": {
         "description": "\"[Boolean] default = True\nIf true, compute the top-layer work tendency on the u-grid with the incorrect\nsign, for legacy reproducibility.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": false
      },
      "USE_STORED_SLOPES": {
         "description": "\"[Boolean] default = False\nIf true, the isopycnal slopes are calculated once and\nstored for re-use. This uses more memory but avoids calling\nthe equation of state more times than should be necessary.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "USE_STANLEY_ISO": {
         "description": "\"[Boolean] default = False\nIf true, turn on Stanley SGS T variance parameterization in isopycnal slope code.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": false
         }
      },
      "ETA_TOLERANCE": {
         "description": "\"[m] default = 3.15E-09\nThe tolerance for the differences between the\nbarotropic and baroclinic estimates of the sea surface\nheight due to the fluxes through each face.  The total\ntolerance for SSH is 4 times this value.  The default\nis 0.5*NK*ANGSTROM, and this should not be set less x\nthan about 10^-15*MAXIMUM_DEPTH.\"\n",
         "datatype": "real",
         "units": "m",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 1e-12,
            "else": 1e-06
         }
      },
      "ETA_TOLERANCE_AUX": {
         "description": "\"[m] default = 1.0E-06\nThe tolerance for free-surface height discrepancies\nbetween the barotropic solution and the sum of the\nlayer thicknesses when calculating the auxiliary\ncorrected velocities. By default, this is the same as\nETA_TOLERANCE, but can be made larger for efficiency.\"\n",
         "datatype": "real",
         "units": "m",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.001
         }
      },
      "USE_NEUTRAL_DIFFUSION": {
         "description": "\"[Boolean] default = False\nIf true, enables the neutral diffusion module.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "NDIFF_INTERIOR_ONLY": {
         "description": "\"[Boolean] default = False\nIf true, only applies neutral diffusion in the ocean interior. That is, the\nalgorithm will exclude the surface and bottomboundary layers.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "NDIFF_TAPERING": {
         "description": "\"[Boolean] default = False\nIf true, neutral diffusion linearly decays to zero within a transition\nzone defined using boundary layer depths.  Only applicable when\nNDIFF_INTERIOR_ONLY = True.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "USE_HORIZONTAL_BOUNDARY_DIFFUSION": {
         "description": "\"[Boolean] default = False\nIf true, enables the horizontal boundary tracer's diffusion module.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "HBD_LINEAR_TRANSITION": {
         "description": "\"[Boolean] default = False\nIf True, apply a linear transition at the base/top of the boundary.\nThe flux will be fully applied at k=k_min and zero at k=k_max.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "SIMPLE_TKE_TO_KD": {
         "description": "\"[Boolean] default = False\nIf true, uses a simple estimate of Kd/TKE that will\nwork for arbitrary vertical coordinates. If false,\ncalculates Kd/TKE and bounds based on exact\nenergetics/nfor an isopycnal layer-formulation.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "REGRIDDING_COORDINATE_MODE": {
         "description": "\"default = 'LAYER'\nCoordinate mode for vertical regridding.\nChoose among the following possibilities:\nLAYER - Isopycnal or stacked shallow water layers\nZSTAR, Z* - stetched geopotential z*\nSIGMA_SHELF_ZSTAR - stetched geopotential z* ignoring shelf\nSIGMA - terrain following coordinates\nRHO   - continuous isopycnal\nHYCOM1 - HyCOM-like hybrid coordinate\nSLIGHT - stretched coordinates above continuous isopycnal\nADAPTIVE - optimize for smooth neutral density surfaces\"\n",
         "datatype": "string",
         "value": {
            "$MOM6_VERTICAL_GRID in [\"zstar_65L\", \"zstar_75L\"]": "Z*",
            "$MOM6_VERTICAL_GRID == \"hycom1\"": "HYCOM1",
            "$MOM6_VERTICAL_GRID == \"sigma_shelf_zstar\"": "SIGMA_SHELF_ZSTAR"
         }
      },
      "ALE_COORDINATE_CONFIG": {
         "description": "\"default = 'UNIFORM'\nDetermines how to specify the coordinate\nresolution. Valid options are:\nPARAM       - use the vector-parameter ALE_RESOLUTION\nUNIFORM[:N] - uniformly distributed\nFILE:string - read from a file. The string specifies\nthe filename and variable name, separated\nby a comma or space, e.g. FILE:lev.nc,dz\nor FILE:lev.nc,interfaces=zw\nWOA09[:N]   - the WOA09 vertical grid (approximately)\nFNC1:string - FNC1:dz_min,H_total,power,precision\nHYBRID:string - read from a file. The string specifies\nthe filename and two variable names, separated\nby a comma or space, for sigma-2 and dz. e.g.\nHYBRID:vgrid.nc,sigma2,dz\"\n",
         "datatype": "string",
         "value": {
            "$MOM6_VERTICAL_GRID == \"zstar_75L\"": "\"FILE:zstar_75layer_2.5m_248.4m-2024-03-29.nc,dz\"",
            "$MOM6_VERTICAL_GRID == \"zstar_65L\"": "\"FILE:vgrid_65L_20200626.nc,dz\"",
            "$MOM6_VERTICAL_GRID == \"hycom1\" and $OCN_GRID != \"tx0.25v1\"": "\"HYBRID:hybrid_75layer_zstar_2.50m-2025-09-12.nc,sigma2,dz\"",
            "$MOM6_VERTICAL_GRID == \"hycom1\" and $OCN_GRID == \"tx0.25v1\"": "\"HYBRID:hycom1_75_800m.nc,sigma2,FNC1:2,4000,4.5,.01\""
         }
      },
      "REGRID_COMPRESSIBILITY_FRACTION": {
         "description": "\"[not defined] default = 0.0\nWhen interpolating potential density profiles we can add\nsome artificial compressibility solely to make homogenous\nregions appear stratified.\"\n",
         "datatype": "real",
         "units": "not defined",
         "value": {
            "$MOM6_VERTICAL_GRID == \"hycom1\"": 0.0
         }
      },
      "MAXIMUM_INT_DEPTH_CONFIG": {
         "description": "\"default = 'NONE'\nDetermines how to specify the maximum interface depths.\nValid options are:\nNONE        - there are no maximum interface depths\nPARAM       - use the vector-parameter MAXIMUM_INTERFACE_DEPTHS\nFILE:string - read from a file. The string specifies\nthe filename and variable name, separated\nby a comma or space, e.g. FILE:lev.nc,Z\nFNC1:string - FNC1:dz_min,H_total,power,precision\nThe list of maximum depths for each interface.\"\n",
         "datatype": "string",
         "value": {
            "$MOM6_VERTICAL_GRID == \"hycom1\" and $OCN_GRID in [\"tx2_3v2\"]": "'\"FILE:${DIN_LOC_ROOT}/ocn/mom/tx2_3v2/lev-2025-09-12.nc,Z\"'\n",
            "$MOM6_VERTICAL_GRID == \"hycom1\" and $OCN_GRID == \"tx0.25v1\"": "\"FNC1:5,8000.0,1.0,.01\""
         }
      },
      "MAX_LAYER_THICKNESS_CONFIG": {
         "description": "\"default = 'NONE'\nDetermines how to specify the maximum layer thicknesses.\nValid options are:\nNONE        - there are no maximum layer thicknesses\nPARAM       - use the vector-parameter MAX_LAYER_THICKNESS\nFILE:string - read from a file. The string specifies\nthe filename and variable name, separated\nby a comma or space, e.g. FILE:lev.nc,Z\nFNC1:string - FNC1:dz_min,H_total,power,precision\nThe list of maximum thickness for each layer.\"\n",
         "datatype": "string",
         "value": {
            "$MOM6_VERTICAL_GRID == \"hycom1\" and $OCN_GRID in [\"tx2_3v2\"]": "'\"FILE:${DIN_LOC_ROOT}/ocn/mom/tx2_3v2/dz_max-2025-09-12.nc,dz\"'\n",
            "else": "\"FNC1:400,31000.0,0.1,.01\""
         }
      },
      "BOUND_CORIOLIS": {
         "description": "\"[Boolean] default = False\nIf true, the Coriolis terms at u-points are bounded by\nthe four estimates of (f+rv)v from the four neighboring\nv-points, and similarly at v-points.  This option would\nhave no effect on the SADOURNY Coriolis scheme if it\nwere possible to use centered difference thickness fluxes.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": true
      },
      "RHO_PGF_REF_BUG": {
         "description": "\"[Boolean] default = True\nIf true, recover a bug that RHO_0 (the mean seawater density in Boussinesq\nmode) and RHO_PGF_REF (the subtracted reference density in finite volume\npressure gradient forces) are incorrectly interchanged in several instances in\nBoussinesq mode.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": false
      },
      "MASS_WEIGHT_IN_PRESSURE_GRADIENT": {
         "description": "\"[Boolean] default = False\nIf true, use mass weighting when interpolation T/S for\ntop/bottom integrals in AFV pressure gradient calculation.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": true
      },
      "USE_STANLEY_PGF": {
         "description": "\"[Boolean] default = False\nIf true, turn on Stanley SGS T variance parameterization in PGF code.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "LAPLACIAN": {
         "description": "\"[Boolean] default = False\nIf true, use a Laplacian horizontal viscosity.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": true
      },
      "SMAGORINSKY_KH": {
         "description": "\"[Boolean] default = False\nIf true, use a Smagorinsky nonlinear eddy viscosity.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "SMAG_LAP_CONST": {
         "description": "\"[nondim] default = 0.0\nThe nondimensional Laplacian Smagorinsky constant, often 0.15.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.15
         }
      },
      "KH": {
         "description": "\"[m2 s-1] default = 0.0\nThe background Laplacian horizontal viscosity.\"\n",
         "datatype": "real",
         "units": "m2 s-1",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 6.0
         }
      },
      "KH_VEL_SCALE": {
         "description": "\"[m s-1] default = 0.0\nThe velocity scale which is multiplied by the grid\nspacing to calculate the Laplacian viscosity.\nThe final viscosity is the largest of this scaled\nviscosity, the Smagorinsky viscosity and KH.\"\n",
         "datatype": "real",
         "units": "m s-1",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 0.0,
            "$OCN_GRID == \"tx0.25v1\"": 0.0,
            "$OCN_GRID == \"tx2_3v2\"": 0.0,
            "else": 0.01
         }
      },
      "KH_SIN_LAT": {
         "description": "\"[m2 s-1] default = 0.0\nThe amplitude of a latidutinally-dependent background\nviscosity of the form KH_SIN_LAT*(SIN(LAT)**KH_PWR_OF_SINE).\"\n",
         "datatype": "real",
         "units": "m2 s-1",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.0
         }
      },
      "BIHARMONIC": {
         "description": "\"[Boolean] default = True\nIf true, use a biharmonic horizontal viscosity.\nBIHARMONIC may be used with LAPLACIAN.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"MISOMIP\"": false
         }
      },
      "AH": {
         "description": "\"[m4 s-1] default = 0.0\nThe background biharmonic horizontal viscosity.\"\n",
         "datatype": "real",
         "units": "m4 s-1",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 1000000000000.0
         }
      },
      "AH_VEL_SCALE": {
         "description": "\"[m s-1] default = 0.0\nThe velocity scale which is multiplied by the cube of\nthe grid spacing to calculate the biharmonic viscosity.\nThe final viscosity is the largest of this scaled\nviscosity, the Smagorinsky and Leith viscosities, and AH.\"\n",
         "datatype": "real",
         "units": "m s-1",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.01,
            "$OCN_GRID == \"MISOMIP\"": 0.001
         }
      },
      "USE_LEITHY": {
         "description": "\"[Boolean] default = False\nIf true, use a modified version of the biharmonic Leith nonlinear\neddy viscosity. This implementation can include harmonic backscatter\nwhen LEITHY_CK > 0.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "LEITH_AH": {
         "description": "\"[Boolean] default = False\nIf true, use a biharmonic Leith nonlinear eddy viscosity.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": false
         }
      },
      "LEITH_BI_CONST": {
         "description": "\"[nondim] default = 0.0\nThe nondimensional biharmonic Leith constant, typical values are thus far\nundetermined.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 75.0
         }
      },
      "LEITHY_CK": {
         "description": "\"[nondim] default = 1.0\nFraction of biharmonic dissipation that gets backscattered, in Leith+E.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.0
         }
      },
      "USE_LAND_MASK_FOR_HVISC": {
         "description": "\"[Boolean] default = False\nIf true, use Use the land mask for the computation of thicknesses\nat velocity locations. This eliminates the dependence on arbitrary\nvalues over land or outside of the domain. Default is False in order to\nmaintain answers with legacy experiments but should be changed to True\nfor new experiments.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": true
      },
      "FRICTWORK_BUG": {
         "description": "\"[Boolean] default = True\nIf true, retain an answer-changing bug in calculating the FrictWork, which\ncancels the h in thickness flux and the h at velocity point. This is not\nrecommended.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": false
      },
      "HMIX_FIXED": {
         "description": "\"[m]\nThe prescribed depth over which the near-surface\nviscosity and diffusivity are elevated when the bulk\nmixed layer is not used.\"\n",
         "datatype": "real",
         "units": "m",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 20.0,
            "else": 0.5
         }
      },
      "CHANNEL_DRAG": {
         "description": "\"[Boolean] default = False\nIf true, the bottom drag is exerted directly on each\nlayer proportional to the fraction of the bottom it\noverlies.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": false,
            "else": true
         }
      },
      "HBBL": {
         "description": "\"[m]\n The thickness of a bottom boundary layer with a viscosity of KVBBL if\n BOTTOMDRAGLAW is not defined, or the thickness over which near-bottom\n velocities are averaged for the drag law if BOTTOMDRAGLAW is defined but\n LINEAR_DRAG is not.\"\n",
         "datatype": "real",
         "units": "m",
         "value": 10.0
      },
      "PRANDTL_TURB": {
         "description": "\"[nondim] default = 0.0\nThe turbulent Prandtl number applied to shear\ninstability.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 1.0,
            "$OCN_GRID == \"tx0.25v1\"": 1.25
         }
      },
      "U_TRUNC_FILE": {
         "description": "\"default = ''\nThe absolute path to a file into which the accelerations\nleading to zonal velocity truncations are written.\nUndefine this for efficiency if this diagnostic is not\nneeded.\"\n",
         "datatype": "string",
         "value": "U_velocity_truncations"
      },
      "V_TRUNC_FILE": {
         "description": "\"default = ''\nThe absolute path to a file into which the accelerations\nleading to meridional velocity truncations are written.\nUndefine this for efficiency if this diagnostic is not\nneeded.\"\n",
         "datatype": "string",
         "value": "V_velocity_truncations"
      },
      "MAXVEL": {
         "description": "\"[m s-1] default = 3.0E+08\nThe maximum velocity allowed before the velocity\ncomponents are truncated.\"\n",
         "datatype": "real",
         "units": "m s-1",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 10.0,
            "else": 6.0
         }
      },
      "CFL_TRUNCATE_RAMP_TIME": {
         "description": "\"[s] default = 0.0\nThe time over which the CFL trunction value is ramped\nup at the beginning of the run.\"\n",
         "datatype": "real",
         "units": "s",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 7200.0
         }
      },
      "Z_INIT_ALE_REMAPPING": {
         "description": "\"[Boolean] default = False\nIf True, then remap straight to model coordinate from file.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "NUM_DIAG_COORDS": {
         "description": "\" The number of diagnostic vertical coordinates to use.\nFor each coordinate, an entry in DIAG_COORDS must be provided.\"\n",
         "datatype": "integer",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 2,
            "$OCN_GRID == \"tx0.25v1\"": 1
         }
      },
      "DIAG_COORDS": {
         "description": "\"A list of string tuples associating diag_table modules to\na coordinate definition used for diagnostics. Each string\nis of the form MODULE_SUFFIX,PARAMETER_SUFFIX,COORDINATE_NAME.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": "\"z Z ZSTAR\", \"rho2 RHO2 RHO\"",
            "$OCN_GRID == \"tx0.25v1\"": "\"z Z ZSTAR\""
         }
      },
      "DIAG_COORD_DEF_RHO2": {
         "description": "\" default = 'WOA09'\nDetermines how to specify the coordinate resolution. Valid options are:\nPARAM       - use the vector-parameter DIAG_COORD_RES_RHO2\nUNIFORM[:N] - uniformly distributed\nFILE:string - read from a file. The string specifies\nthe filename and variable name, separated\nby a comma or space, e.g. FILE:lev.nc,dz\nor FILE:lev.nc,interfaces=zw\nWOA09[:N]   - the WOA09 vertical grid (approximately)\nFNC1:string - FNC1:dz_min,H_total,power,precision\nHYBRID:string - read from a file. The string specifies\nthe filename and two variable names, separated\nby a comma or space, for sigma-2 and dz. e.g.\nHYBRID:vgrid.nc,sigma2,dz\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": "\"FILE:ocean_rho2_190917.nc,interfaces=rho2\""
         }
      },
      "DIAG_MISVAL": {
         "description": "\"TODO\"\n",
         "datatype": "real",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": "-1e34"
         }
      },
      "INTERPOLATE_RES_FN": {
         "description": "\"[Boolean] default = True\nIf true, interpolate the resolution function to the\nvelocity points from the thickness points; otherwise\ninterpolate the wave speed and calculate the resolution\nfunction independently at each point.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": false
      },
      "GILL_EQUATORIAL_LD": {
         "description": "\"[Boolean] default = False\nIf true, uses Gill's definition of the baroclinic\nequatorial deformation radius, otherwise, if false, use\nPedlosky's definition. These definitions differ by a factor\nof 2 infront of the beta term in the denominator. Gill'sis the more appropriate definition.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "DRAG_BG_VEL": {
         "description": "\"[m s-1] default = 0.0\nDRAG_BG_VEL is either the assumed bottom velocity (with\nLINEAR_DRAG) or an unresolved  velocity that is\ncombined with the resolved velocity to estimate the\nvelocity magnitude.  DRAG_BG_VEL is only used when\nBOTTOMDRAGLAW is defined.\"\n",
         "datatype": "real",
         "units": "m s-1",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.1,
            "$OCN_GRID == \"tx0.25v1\"": 0.1
         }
      },
      "BBL_USE_EOS": {
         "description": "\"[Boolean] default = False\nIf true, use the equation of state in determining the\nproperties of the bottom boundary layer.  Otherwise use\nthe layer target potential densities.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": true
      },
      "BBL_THICK_MIN": {
         "description": "\"[m] default = 0.0\nThe minimum bottom boundary layer thickness that can be\nused with BOTTOMDRAGLAW. This might be\nKv / (cdrag * drag_bg_vel) to give Kv as the minimum\nnear-bottom viscosity.\"\n",
         "datatype": "real",
         "units": "m",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 2.0,
            "else": 0.1
         }
      },
      "BOUND_BT_CORRECTION": {
         "description": "\"[Boolean] default = False\nIf true, the corrective pseudo mass-fluxes into the\nbarotropic solver are limited to values that require\nless than 0.1*MAXVEL to be accommodated.\nThe barotropic x-halo size that is actually used.\nThe barotropic y-halo size that is actually used.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": true
      },
      "BT_PROJECT_VELOCITY": {
         "description": "\"[Boolean] default = False\nIf true, step the barotropic velocity first and project\nout the velocity tendancy by 1+BEBT when calculating the\ntransport.  The default (false) is to use a predictor\ncontinuity step to find the pressure field, and then\nto do a corrector continuity step using a weighted\naverage of the old and new velocities, with weights\nof (1-BEBT) and BEBT.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "BT_THICK_SCHEME": {
         "description": "\"default = 'HYBRID'\nA string describing the scheme that is used to set the\nopen face areas used for barotropic transport and the\nrelative weights of the accelerations. Valid values are:\nARITHMETIC - arithmetic mean layer thicknesses\nHARMONIC - harmonic mean layer thicknesses\nHYBRID (the default) - use arithmetic means for\nlayers above the shallowest bottom, the harmonic\nmean for layers below, and a weighted average for\nlayers that straddle that depth\nFROM_BT_CONT - use the average thicknesses kept\nin the h_u and h_v fields of the BT_cont_type\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID != \"tx0.25v1\"": "FROM_BT_CONT"
         }
      },
      "BT_USE_OLD_CORIOLIS_BRACKET_BUG": {
         "description": "\"[Boolean] default = False\nIf True, use an order of operations that is not bitwise\nrotationally symmetric in the meridional Coriolis term of\nthe barotropic solver.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "BEBT": {
         "description": "\"[nondim] default = 0.1\nBEBT determines whether the barotropic time stepping\nuses the forward-backward time-stepping scheme or a\nbackward Euler scheme. BEBT is valid in the range from\n0 (for a forward-backward treatment of nonrotating\ngravity waves) to 1 (for a backward Euler treatment).\nIn practice, BEBT must be greater than about 0.05.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": 0.2
      },
      "DTBT": {
         "description": "\"[s or nondim] default = -0.98\nThe barotropic time step, in s. DTBT is only used with\nthe split explicit time stepping. To set the time step\nautomatically based the maximum stable value use 0, or\na negative value gives the fraction of the stable value.\nSetting DTBT to 0 is the same as setting it to -0.98.\nThe value of DTBT that will actually be used is an\ninteger fraction of DT, rounding down.\"\n",
         "datatype": "real",
         "units": "s or nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": -0.9,
            "$OCN_GRID == \"MISOMIP\"": -0.9,
            "else": -0.95
         }
      },
      "DEPTH_MIN_DYN_PSURF": {
         "description": "\"[m] default = 1.0E-06\nThe minimum depth to use in limiting the size of the\ndynamic surface pressure for stability, if\nDYNAMIC_SURFACE_PRESSURE is true.\"\n",
         "datatype": "real",
         "units": "m",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 1.0
         }
      },
      "MAX_P_SURF": {
         "description": "\"[Pa] default = -1.0\nThe maximum surface pressure that can be exerted by the\natmosphere and floating sea-ice or ice shelves. This is\nneeded because the FMS coupling structure does not\nlimit the water that can be frozen out of the ocean and\nthe ice-ocean heat fluxes are treated explicitly.  No\nlimit is applied if a negative value is used.\"\n",
         "datatype": "real",
         "units": "Pa",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.0
         }
      },
      "KHTH": {
         "description": "\"[m2 s-1] default = 0.0\nThe background horizontal thickness diffusivity.\"\n",
         "datatype": "real",
         "units": "m2 s-1",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.0,
            "$OCN_GRID == \"MISOMIP\"": 0.0
         }
      },
      "KHTH_MIN": {
         "description": "\"[m2 s-1] default = 0.0\nThe minimum horizontal thickness diffusivity\"\n",
         "datatype": "real",
         "units": "m2 s-1",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 50.0
         }
      },
      "FULL_DEPTH_KHTH_MIN": {
         "description": "\"[Boolean] default = False\nKHTH_MIN is enforced throughout the whole water column. Otherwise,\nKHTH_MIN is only enforced at the surface. This parameter is only available\nwhen KHTH_USE_EBT_STRUCT=True and KHTH_MIN>0.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "KHTH_MAX_CFL": {
         "description": "\"[nondimensional] default = 0.8\nThe maximum value of the local diffusive CFL ratio that\nis permitted for the thickness diffusivity. 1.0 is the\nmarginally unstable value in a pure layered model, but\nmuch smaller numbers (e.g. 0.1) seem to work better for\nALE-based models.\"\n",
         "datatype": "real",
         "units": "nondimensional",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.1
         }
      },
      "STOCH_EOS": {
         "description": "[Boolean] default = False If true, stochastic perturbations are applied to the EOS in the PGF.",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "STANLEY_COEFF": {
         "description": "[nondim] default = -1.0 Coefficient correlating the temperature gradient and SGS T variance.",
         "datatype": "real",
         "units": "nondimensional",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.5
         }
      },
      "USE_KH_IN_MEKE": {
         "description": "\"[Boolean] default = False\nIf true, uses the thickness diffusivity calculated here to diffuse MEKE.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "KHTH_USE_FGNV_STREAMFUNCTION": {
         "description": "\"[Boolean] default = False\nIf true, use the streamfunction formulation of\nFerrari et al., 2010, which effectively emphasizes\ngraver vertical modes by smoothing in the vertical.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "FGNV_C_MIN": {
         "description": "\"[m s-1] default = 0.0\nA minium wave speed used in the Ferrari et al., 2010,\nstreamfunction formulation.\"\n",
         "datatype": "real",
         "units": "m s-1",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.01
         }
      },
      "USE_STANLEY_GM": {
         "description": "\"[Boolean] default = False\nIf true, turn on Stanley SGS T variance parameterization in GM code.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": false
         }
      },
      "MIXEDLAYER_RESTRAT": {
         "description": "\"[Boolean] default = False\nIf true, a density-gradient dependent re-stratifying\nflow is imposed in the mixed layer.\nThis is only used if BULKMIXEDLAYER is true.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": false,
            "else": true
         }
      },
      "BODNER_DETECT_MLD": {
         "description": "\"[Boolean] default = False\nIf true, the Bodner parameterization will use the mixed-layer depth detected\nvia the density difference criterion defined by MLE_DENSITY_DIFF.\"\n",
         "datatype": "bool",
         "units": "none",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "MLE_DENSITY_DIFF": {
         "description": "\"[kg/m3] default = 0.03\nDensity difference used to detect the mixed-layer depth for the\nmixed-layer eddy parameterization by Fox-Kemper et al. (2010).\"\n",
         "datatype": "real",
         "units": "kg/m3",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.02
         }
      },
      "FOX_KEMPER_ML_RESTRAT_COEF": {
         "description": "\"[nondim] default = 0.0\nA nondimensional coefficient that is proportional to\nthe ratio of the deformation radius to the dominant\nlengthscale of the submesoscale mixed layer\ninstabilities, times the minimum of the ratio of the\nmesoscale eddy kinetic energy to the large-scale\ngeostrophic kinetic energy or 1 plus the square of the\ngrid spacing over the deformation radius, as detailed\nby Fox-Kemper et al. (2010)\nThe file that specifies the vertical grid for\ndepth-space diagnostics, or blank to disable\ndepth-space output.\nThe number of depth-space levels.  This is determined\nfrom the size of the variable zw in the output grid file.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 1.0,
            "$OCN_GRID == \"tx0.25v1\"": 1.0
         }
      },
      "MLE_FRONT_LENGTH": {
         "description": "\"[m] default = 0.0\nIf non-zero, is the frontal-length scale used to calculate the\nupscaling of buoyancy gradients that is otherwise represented\nby the parameter FOX_KEMPER_ML_RESTRAT_COEF. If MLE_FRONT_LENGTH is\nnon-zero, it is recommended to set FOX_KEMPER_ML_RESTRAT_COEF=1.\"\n",
         "datatype": "real",
         "units": "m",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 1000.0,
            "$OCN_GRID == \"tx0.25v1\"": 500.0
         }
      },
      "MLE_FRONT_LENGTH_FROM_FILE": {
         "description": "\"[Boolean] default = False\nIf true, the MLE front-length scale is read from a file.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": false
         }
      },
      "MLE_MLD_DECAY_TIME": {
         "description": "\"[s] default = 0.0\nThe time-scale for a running-mean filter applied to the mixed-layer\ndepth used in the MLE restratification parameterization. When\nthe MLD deepens below the current running-mean the running-mean\nis instantaneously set to the current MLD.\"\n",
         "datatype": "real",
         "units": "s",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 345600.0,
            "$OCN_GRID == \"tx0.25v1\"": 2592000.0
         }
      },
      "USE_STANLEY_ML": {
         "description": "\"[Boolean] default = False\nIf true, turn on Stanley SGS T variance parameterization in ML restrat code.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "USE_CVMix_CONVECTION": {
         "description": "\"[Boolean] default = False\nIf true, turns on the enhanced mixing due to convection\nvia CVMix. This scheme increases diapycnal diffs./viscs.\nat statically unstable interfaces. Relevant parameters are\ncontained in the CVMix_CONVECTION% parameter block.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "BBL_MIXING_AS_MAX": {
         "description": "\"[Boolean] default = True\nIf true, take the maximum of the diffusivity from the\nBBL mixing and the other diffusivities. Otherwise,\ndiffusiviy from the BBL_mixing is simply added.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": false,
            "$OCN_GRID == \"tx0.25v1\"": false
         }
      },
      "USE_LOTW_BBL_DIFFUSIVITY": {
         "description": "\"[Boolean] default = False\nIf true, uses a simple, imprecise but non-coordinate dependent, model\nof BBL mixing diffusivity based on Law of the Wall. Otherwise, uses\nthe original BBL scheme.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "KD_MAX": {
         "description": "\"[m2 s-1] default = -1.0\nThe maximum permitted increment for the diapycnal\ndiffusivity from TKE-based parameterizations, or a\nnegative value for no limit.\"\n",
         "datatype": "real",
         "units": "m2 s-1",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.1,
            "$OCN_GRID == \"tx0.25v1\"": 0.1
         }
      },
      "HORIZ_VARYING_BACKGROUND": {
         "description": "\"[Boolean] default = False\n If true, apply vertically uniform, latitude-dependent background diffusivity,\n as described in Danabasoglu et al., 2012.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "KD": {
         "description": "\"[m2 s-1]\nThe background diapycnal diffusivity of density in the\ninterior. Zero or the molecular value, ~1e-7 m2 s-1,\nmay be used.\"\n",
         "datatype": "real",
         "units": "m2 s-1",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 1e-07,
            "$OCN_GRID == \"tx0.25v1\"": 1.5e-05,
            "$OCN_GRID == \"MISOMIP\"": 5e-05,
            "else": 2e-05
         }
      },
      "KDML": {
         "description": "\"[m2 s-1]\nIf BULKMIXEDLAYER is false, KDML is the elevated diapycnal diffusivity in the\ntopmost HMIX of fluid. KDML is only used if BULKMIXEDLAYER is false.\"\n",
         "datatype": "real",
         "units": "m2 s-1",
         "value": 0.0
      },
      "PRANDTL_BKGND": {
         "description": "\"[nondim] default = 1.0\nTurbulent Prandtl number used to convert vertical background diffusivities\ninto viscosities.\"\n",
         "datatype": "real",
         "units": "m2 s-1",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": "= 1.0E-04 / 1.5E-05",
            "$OCN_GRID == \"MISOMIP\"": "= 1.0E-04 / 5.0E-05",
            "else": "= 1.0E-06 / 1.0E-07"
         }
      },
      "KD_MIN": {
         "description": "\"[m2 s-1] default = 2.0E-07\nThe minimum diapycnal diffusivity.\nIf true, use an internal tidal dissipation scheme to\ndrive diapycnal mixing, along the lines of St. Laurent\net al. (2002) and Simmons et al. (2004).\"\n",
         "datatype": "real",
         "units": "m2 s-1",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 1e-07,
            "else": 2e-06
         }
      },
      "INT_TIDE_DECAY_SCALE": {
         "description": "\"[m] default = 500.0\nThe decay scale away from the bottom for tidal TKE with\nthe new coding when INT_TIDE_DISSIPATION is used.\"\n",
         "datatype": "real",
         "units": "m",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": "300.3003003003003"
         }
      },
      "READ_TIDEAMP": {
         "description": "\"[Boolean] default = False\nIf true, read a file (given by TIDEAMP_FILE) containing\nthe tidal amplitude with INT_TIDE_DISSIPATION.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "TIDEAMP_FILE": {
         "description": "\"default = 'tideamp.nc'\nThe path to the file containing the spatially varying\ntidal amplitudes with INT_TIDE_DISSIPATION.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": "tidal_amplitude.v20140616.nc"
         }
      },
      "CD_TIDES": {
         "description": "\"[nondim] default = 1.0E-04\nThe drag coefficient that applies to the tides.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.0018
         }
      },
      "USE_RIGID_SEA_ICE": {
         "description": "\"[Boolean] default = False\nIf true, sea-ice is rigid enough to exert a\nnonhydrostatic pressure that resist vertical motion.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "SEA_ICE_RIGID_MASS": {
         "description": "\"[kg m-2] default = 1000.0\nThe mass of sea-ice per unit area at which the sea-ice\nstarts to exhibit rigidity\"\n",
         "datatype": "real",
         "units": "kg m-2",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 100.0
         }
      },
      "H2_FILE": {
         "description": "\"The path to the file containing the sub-grid-scale\ntopographic roughness amplitude with INT_TIDE_DISSIPATION.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": "ocean_topog.nc"
         }
      },
      "USE_KPP": {
         "description": "\"[Boolean] default = False\nIf true, turns on the [CVMix] KPP scheme of Large et al., 1994,\nto calculate diffusivities and non-local transport in the OBL.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "USE_CVMix_TIDAL": {
         "description": "\"[Boolean] default = False\nIf true, turns on tidal mixing via CVMix\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "INT_TIDE_DISSIPATION": {
         "description": "\"[Boolean] default = False\nIf true, use an internal tidal dissipation scheme to\ndrive diapycnal mixing, along the lines of St. Laurent\net al. (2002) and Simmons et al. (2004).\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "INT_TIDE_PROFILE": {
         "description": "\"default = 'STLAURENT_02'\nINT_TIDE_PROFILE selects the vertical profile of energy\ndissipation with INT_TIDE_DISSIPATION. Valid values are:\nSTLAURENT_02 - Use the St. Laurent et al exponential\ndecay profile.\nPOLZIN_09 - Use the Polzin WKB-streched algebraic\ndecay profile.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": "POLZIN_09"
         }
      },
      "TIDAL_ENERGY_FILE": {
         "description": "\"The path to the file containing tidal energy\ndissipation. Used with CVMix tidal mixing schemes.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": "energy_new_tx2_3_conserve_230415_cdf5.nc"
         }
      },
      "TIDAL_ENERGY_TYPE": {
         "description": "\"The type of input tidal energy flux dataset. Valid values are   Jayne\nER03\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": "Jayne"
         }
      },
      "USE_LMD94": {
         "description": "\"[Boolean] default = False\nIf true, use the Large-McWilliams-Doney (JGR 1994)\nshear mixing parameterization.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "NU_ZERO": {
         "description": "\"[m2 s-1] default = 0.005\nLeading coefficient in KPP shear mixing.\"\n",
         "datatype": "real",
         "units": "m2 s-1",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.0025
         }
      },
      "RI_ZERO": {
         "description": "\"[nondim] default = 0.8\nCritical Richardson for KPP shear mixing, NOTE this the internal mixing and\nthis is not for setting the boundary layer depth.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.5
         }
      },
      "N_SMOOTH_RI": {
         "description": "\"default = 0\nIf > 0, vertically smooth the Richardson number by applying a 1-2-1 filter\nN_SMOOTH_RI times.\"\n",
         "datatype": "integer",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 1
         }
      },
      "USE_CVMIX_DDIFF": {
         "description": "\"[Boolean] default = False\nIf true, turns on double diffusive processes via CVMix.\nNote that double diffusive processes on viscosity are ignored\nin CVMix, see http://cvmix.github.io/ for justification.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "MAX_ENT_IT": {
         "description": "\"default = 5\nThe maximum number of iterations that may be used to\ncalculate the interior diapycnal entrainment.\"\n",
         "datatype": "integer",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 5,
            "else": 20
         }
      },
      "TOLERANCE_ENT": {
         "description": "\"[m] default = 2.683281572999748E-05\nThe tolerance with which to solve for entrainment values.\"\n",
         "datatype": "real",
         "units": "m",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 1e-05,
            "$OCN_GRID == \"MISOMIP\"": 1e-08
         }
      },
      "HMIX_MIN": {
         "description": "\"[m] default = 0.0\nThe minimum mixed layer depth if the mixed layer depth\nis determined dynamically.\"\n",
         "datatype": "real",
         "units": "m",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 20.0,
            "$OCN_GRID == \"tx0.25v1\"": 0.0,
            "else": 2.0
         }
      },
      "PRESSURE_DEPENDENT_FRAZIL": {
         "description": "\"[Boolean] default = False\nIf true, use a pressure dependent freezing temperature\nwhen making frazil. The default is false, which will be\nfaster but is inappropriate with ice-shelf cavities.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "MSTAR_MODE": {
         "description": "\"[units=nondim] default = 0\nAn integer switch for how to compute MSTAR.\n0 for constant MSTAR\n1 for MSTAR w/ MLD in stabilizing limit\n2 for MSTAR w/ L_E/L_O in stabilizing limit.\"\n",
         "datatype": "integer",
         "units": "units=nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 2
         }
      },
      "MSTAR": {
         "description": "\"[units=nondim] default = 1.2\nThe ratio of the friction velocity cubed to the TKE\ninput to the mixed layer.\"\n",
         "datatype": "real",
         "units": "units=nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.0
         }
      },
      "MIX_LEN_EXPONENT": {
         "description": "\"[units=nondim] default = 2.0\nThe exponent applied to the ratio of the distance to the MLD\nand the MLD depth which determines the shape of the mixing length.\"\n",
         "datatype": "real",
         "units": "units=nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 1.0
         }
      },
      "MSTAR_CAP": {
         "description": "\"[units=nondim] default = -1.0\nMaximum value of mstar allowed in model if non-negative\n(used if MSTAR_MODE>0).\"\n",
         "datatype": "real",
         "units": "units=nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 10.0
         }
      },
      "MSTAR_CONV_ADJ": {
         "description": "\"[units=nondim] default = 0.0\nFactor used for reducing mstar during convection\ndue to reduction of stable density gradient.\"\n",
         "datatype": "real",
         "units": "units=nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.667
         }
      },
      "MSTAR2_COEF1": {
         "description": "\"[units=nondim] default = 0.3\nCoefficient in computing mstar when rotation and\nstabilizing effects are both important (used if MSTAR_MODE=2)\"\n",
         "datatype": "real",
         "units": "units=nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.29
         }
      },
      "MSTAR2_COEF2": {
         "description": "\"[units=nondim] default = 0.085\nCoefficient in computing mstar when only rotation limits\nthe total mixing. (used only if MSTAR_MODE=2)\"\n",
         "datatype": "real",
         "units": "units=nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.152
         }
      },
      "NSTAR": {
         "description": "\"[nondim] default = 0.2\nThe portion of the buoyant potential energy imparted by\nsurface fluxes that is available to drive entrainment\nat the base of mixed layer when that energy is positive.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.06
         }
      },
      "TKE_DECAY": {
         "description": "\"[nondim] default = 2.5\nTKE_DECAY relates the vertical rate of decay of the\nTKE available for mechanical entrainment to the natural\nEkman depth.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.01
         }
      },
      "ML_OMEGA_FRAC": {
         "description": "\"[nondim] default = 0.0\nWhen setting the decay scale for turbulence, use this\nfraction of the absolute rotation rate blended with the\nlocal value of f, as sqrt((1-of)*f^2 + of*4*omega^2).\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.001
         }
      },
      "USE_MLD_ITERATION": {
         "description": "\"[Boolean] default = False\nA logical that specifies whether or not to use the\ndistance to the bottom of the actively turblent boundary\nlayer to help set the EPBL length scale.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "ORIG_MLD_ITERATION": {
         "description": "\"[Boolean] default = True\nA logical that specifies whether or not to use the\nold method for determining MLD depth in iteration, which\nis limited to resolution.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": false
         }
      },
      "EPBL_TRANSITION_SCALE": {
         "description": "\"[nondim] default = 0.1\nA scale for the mixing length in the transition layer\nat the edge of the boundary layer as a fraction of the\nboundary layer thickness.  The default is 0.1.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.01
         }
      },
      "USE_LA_LI2016": {
         "description": "\"[nondim] default = False\nA logical to use the Li et al. 2016 (submitted) formula to\ndetermine the Langmuir number.\"\n",
         "datatype": "logical",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "LT_ENHANCE": {
         "description": "\"[nondim] default = 0\nInteger for Langmuir number mode.\n*Requires USE_LA_LI2016 to be set to True.\nOptions: 0 - No Langmuir\n1 - Van Roekel et al. 2014/Li et al., 2016\n2 - Multiplied w/ adjusted La.\n3 - Added w/ adjusted La.\"\n",
         "datatype": "integer",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 3
         }
      },
      "LT_ENHANCE_COEF": {
         "description": "\"[nondim] default = 0.447\nCoefficient for Langmuir enhancement if LT_ENHANCE > 1\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.044
         }
      },
      "LT_ENHANCE_EXP": {
         "description": "\"[nondim] default = -1.33\nExponent for Langmuir enhancement if LT_ENHANCE > 1\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": -1.5
         }
      },
      "LT_MOD_LAC1": {
         "description": "\"[nondim] default = -0.87\nCoefficient for modification of Langmuir number due to\nMLD approaching Ekman depth if LT_ENHANCE=2.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.0
         }
      },
      "LT_MOD_LAC4": {
         "description": "\"[nondim] default = 0.95\nCoefficient for modification of Langmuir number due to\nratio of Ekman to stable Obukhov depth if LT_ENHANCE=2.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.0
         }
      },
      "LT_MOD_LAC5": {
         "description": "\"[nondim] default = 0.95\nCoefficient for modification of Langmuir number due to\nratio of Ekman to unstable Obukhov depth if LT_ENHANCE=2.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.22
         }
      },
      "EPBL_USTAR_MIN": {
         "description": "\"[m s-1]\nThe (tiny) minimum friction velocity used within the\nePBL code, derived from OMEGA and ANGSTROM.\"\n",
         "datatype": "real",
         "units": "m s-1",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 1.45842e-18
         }
      },
      "VAR_PEN_SW": {
         "description": "\"[Boolean] default = False\nIf true, use one of the CHL_A schemes specified by\nOPACITY_SCHEME to determine the e-folding depth of\nincoming short wave radiation.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": true,
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "CHL_FILE": {
         "description": "\"CHL_FILE is the file containing chl_a concentrations in the variable CHL_A.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": "seawifs-clim-1997-2010.1440x1080.v20180328.nc",
            "$OCN_GRID == \"tx2_3v2\"": "seawifs-clim-1997-2010-tx2_3v2.230416.nc"
         }
      },
      "CHL_VARNAME": {
         "description": "\"default = 'CHL_A'\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": "chlor_a"
         }
      },
      "PEN_SW_NBANDS": {
         "description": "\"default = 1\nThe number of bands of penetrating shortwave radiation.\"\n",
         "datatype": "integer",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 3,
            "$OCN_GRID == \"tx2_3v2\"": 2
         }
      },
      "OPACITY_SCHEME": {
         "description": "\"default = 'MANIZZA_05'\nThis character string specifies how chlorophyll concentrations are translated\ninto opacities. Currently valid options include:\n       MANIZZA_05 - Use Manizza et al., GRL, 2005.\n       MOREL_88 - Use Morel, JGR, 1988.\n       OHLMANN_03 - Use Ohlmann, J Clim, 2003.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": "OHLMANN_03"
         }
      },
      "TRACER_ADVECTION_SCHEME": {
         "description": "\"default = 'PLM'\nThe horizontal transport scheme for tracers:\nPLM    - Piecewise Linear Method\nPPM:H3 - Piecewise Parabolic Method (Huyhn 3rd order)\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": "\"PPM:H3\"",
            "$OCN_GRID == \"tx0.25v1\"": "\"PPM:H3\""
         }
      },
      "KHTR_USE_EBT_STRUCT": {
         "description": "\"[Boolean] default = False\nIf true, uses the equivalent barotropic structure as the vertical structure of\nthe tracer diffusivity.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "KHTR": {
         "description": "\"[m2 s-1] default = 0.0\nThe background along-isopycnal tracer diffusivity.\"\n",
         "datatype": "real",
         "units": "m2 s-1",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 1.0
         }
      },
      "KHTR_MIN": {
         "description": "\"[m2 s-1] default = 0.0\nThe minimum along-isopycnal tracer diffusivity.\"\n",
         "datatype": "real",
         "units": "m2 s-1",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 50.0
         }
      },
      "FULL_DEPTH_KHTR_MIN": {
         "description": "\"[Boolean] default = False\nKHTR_MIN is enforced throughout the whole water column. Otherwise,\nKHTR_MIN is only enforced at the surface. This parameter is only available\nwhen KHTR_USE_EBT_STRUCT=True and KHTR_MIN>0.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "DEBUG": {
         "description": "\"If true, write out verbose debugging data.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": false
      },
      "CHECK_DIFFUSIVE_CFL": {
         "description": "\"[Boolean] default = False\nIf true, use enough iterations the diffusion to ensure\nthat the diffusive equivalent of the CFL limit is not\nviolated.  If false, always use the greater of 1 or\nMAX_TR_DIFFUSION_CFL iteration.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "MAX_TR_DIFFUSION_CFL": {
         "description": "\"[nondim] default = -1.0\nIf positive, locally limit the along-isopycnal tracer\ndiffusivity to keep the diffusive CFL locally at or\nbelow this value.  The number of diffusive iterations\nis often this value or the next greater integer.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 2.0
         }
      },
      "MAXTRUNC": {
         "description": "\"[truncations save_interval-1] default = 0\nThe run will be stopped, and the day set to a very\nlarge value if the velocity is truncated more than\nMAXTRUNC times between energy saves.  Set MAXTRUNC to 0\nto stop if there is any truncation of velocities.\"\n",
         "datatype": "integer",
         "units": "truncations save_interval-1",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 100000,
            "else": 0
         }
      },
      "OCEAN_SURFACE_STAGGER": {
         "description": "\"default = 'C'\nA case-insensitive character string to indicate the\nstaggering of the surface velocity field that is\nreturned to the coupler.  Valid values include\n'A', 'B', or 'C'.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": "A",
            "$OCN_GRID == \"tx0.25v1\"": "A"
         }
      },
      "RESTORE_SALINITY": {
         "description": "\"[Boolean] default = False\nIf true, the coupled driver will add a globally-balanced\nfresh-water flux that drives sea-surface salinity\ntoward specified values.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\" and $COMP_ATM == \"datm\"": true,
            "else": false
         }
      },
      "WIND_STAGGER": {
         "description": "\"default = 'C'\nA case-insensitive character string to indicate the staggering of the input\nwind stress field.  Valid values are 'A', 'B', or 'C'.\"\n",
         "datatype": "string",
         "value": "A"
      },
      "ENTHALPY_FROM_COUPLER": {
         "description": "\"[Boolean] default = False\nIf True, the heat (enthalpy) associated with mass entering/leaving\nthe ocean is provided via coupler.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": true
      },
      "FLUXCONST": {
         "description": "\"[m day-1]\nThe constant that relates the restoring surface fluxes\nto the relative surface anomalies (akin to a piston\nvelocity).  Note the non-MKS units.\"\n",
         "datatype": "real",
         "units": "m day-1",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.1667
         }
      },
      "SALT_RESTORE_FILE": {
         "description": "\"default = 'salt_restore.nc'\nA file in which to find the surface salinity to use for restoring.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": "state_restore_tx2_3_20230416.nc"
         }
      },
      "ADJUST_NET_FRESH_WATER_TO_ZERO": {
         "description": "\"[Boolean] default = False\nIf true, adjusts the net fresh-water forcing seen\nby the ocean (including restoring) to zero.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$COMP_ATM == \"datm\"": true,
            "else": false
         }
      },
      "MAX_DELTA_SRESTORE": {
         "description": "\"[PSU or g kg-1] default = 999.0\nThe maximum salinity difference used in restoring terms.\"\n",
         "datatype": "real",
         "units": "PSU or g kg-1",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 5.0
         }
      },
      "SRESTORE_AS_SFLUX": {
         "description": "\"[Boolean] default = False\nIf true, the restoring of salinity is applied as a salt\nflux instead of as a freshwater flux.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "GUST_CONST": {
         "description": "\"[Pa] default = 0.02\n The background gustiness in the winds.\"\n",
         "datatype": "real",
         "units": "Pa",
         "value": 0.0004
      },
      "USTAR_GUSTLESS_BUG": {
         "description": "\"[Boolean] default = False\nIf true include a bug in the time-averaging of the gustless wind\nfriction velocity.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": false
      },
      "RESTART_CONTROL": {
         "description": "\"default = 1\nAn integer whose bits encode which restart files are\nwritten. Add 2 (bit 1) for a time-stamped file, and odd\n(bit 0) for a non-time-stamped file. A non-time-stamped\nrestart file is saved at the end of the run segment\nfor any non-negative value.\"\n",
         "datatype": "integer",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": -1,
            "$OCN_GRID == \"tx0.25v1\"": 1,
            "else": 3
         }
      },
      "RESTINT": {
         "description": "\"[days] default = 0.0\nThe interval between saves of the restart file in units\nof TIMEUNIT.  Use 0 (the default) to not save\nincremental restart files at all.\"\n",
         "datatype": "real",
         "units": "days",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 0.0
         }
      },
      "ENERGYSAVEDAYS": {
         "description": "\"[days] default = 1.0\nThe interval in units of TIMEUNIT between saves of the\nenergies of the run and other globally summed diagnostics.\"\n",
         "datatype": "real",
         "units": "days",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 1.0,
            "$OCN_GRID == \"tx0.25v1\"": 0.25,
            "$OCN_GRID == \"MISOMIP\"": 1.0
         }
      },
      "ENERGETICS_SFC_PBL": {
         "description": "\"[Boolean] default = False\nIf true, use an implied energetics planetary boundary\nlayer scheme to determine the diffusivity and viscosity\nin the surface boundary layer.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": true,
            "$OCN_GRID == \"MISOMIP\"": true
         }
      },
      "USE_MEKE": {
         "description": "\"[Boolean] default = False\nIf true, turns on the MEKE scheme which calculates\na sub-grid mesoscale eddy kinetic energy budget.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": true,
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "MEKE_GMCOEFF": {
         "description": "\"[nondim] default = -1.0\nThe efficiency of the conversion of potential energy\ninto MEKE by the thickness mixing parameterization.\nIf MEKE_GMCOEFF is negative, this conversion is not\nused or calculated.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 1.0,
            "$OCN_GRID == \"tx2_3v2\"": 0.25
         }
      },
      "MEKE_BGSRC": {
         "description": "\"[W kg-1] default = 0.0\nA background energy source for MEKE.\"\n",
         "datatype": "real",
         "units": "W kg-1",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 1e-13
         }
      },
      "MEKE_KHMEKE_FAC": {
         "description": "\"[nondim] default = 0.0\nA factor that maps MEKE%Kh to Kh for MEKE itself.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 1.0,
            "$OCN_GRID == \"tx2_3v2\"": 0.75
         }
      },
      "MEKE_VISCOSITY_COEFF_KU": {
         "description": "\"[nondim] default = 0.0\nIf non-zero, is the scaling coefficient in the expression forviscosity used to\nparameterize harmonic lateral momentum mixing byunresolved eddies represented\nby MEKE. Can be negative torepresent backscatter from the unresolved eddies.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.0
         }
      },
      "MEKE_MIN_LSCALE": {
         "description": "\"[Boolean] default = False\nIf true, use a strict minimum of provided length scales rather than harmonic\nmean.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "MEKE_ALPHA_RHINES": {
         "description": "\"[nondim] default = 0.05\nIf positive, is a coefficient weighting the Rhines scale\nin the expression for mixing length used in MEKE-derived diffusiviity.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.15
         }
      },
      "MEKE_ALPHA_EADY": {
         "description": "\"[nondim] default = 0.05\nIf positive, is a coefficient weighting the Eady length scale\nin the expression for mixing length used in MEKE-derived diffusiviity.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.15,
            "$OCN_GRID == \"tx2_3v2\"": 1.0
         }
      },
      "MEKE_FRCOEFF": {
         "description": "\"[nondim] default = -1.0\nIf positive, is a coefficient weighting the grid-spacing as a scale in the\nexpression for mixing length used in MEKE-derived diffusivity.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.3
         }
      },
      "MEKE_CT": {
         "description": "\"[nondim] default = 50.0\n! A coefficient in the expression for the ratio of barotropic eddy energy and\n! mean column energy (see Jansen et al. 2015).\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.0
         }
      },
      "MEKE_POSITIVE": {
         "description": "\"[Boolean] default = False\nIf true, it guarantees that MEKE will always be >= 0.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "USE_SIMPLER_EADY_GROWTH_RATE": {
         "description": "\"[Boolean] default = False\nIf true, use a simpler method to calculate the Eady growth rate that avoids\ndivision by layer thickness. Recommended.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "KH_RES_SCALE_COEF": {
         "description": "\"[nondim] default = 1.0\nA coefficient that determines how KhTh is scaled away if RESOLN_SCALED_... is\ntrue, as F = 1 / (1 + (KH_RES_SCALE_COEF*Rd/dx)^KH_RES_FN_POWER).\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.9
         }
      },
      "KH_RES_FN_POWER": {
         "description": "\"[nondim] default = 2\nThe power of dx/Ld in the Kh resolution function.  Any positive integer may be\nused, although even integers are more efficient to calculate.  Setting this\ngreater than 100 results in a step-function being used.\"\n",
         "datatype": "integer",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 6
         }
      },
      "VISC_RES_SCALE_COEF": {
         "description": "\"[nondim] default = 1.0\nA coefficient that determines how Kh is scaled away if RESOLN_SCALED_... is\ntrue, as F = 1 / (1 + (KH_RES_SCALE_COEF*Rd/dx)^KH_RES_FN_POWER). This\nfunction affects lateral viscosity, Kh, and not KhTh.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.4
         }
      },
      "MEKE_GEOMETRIC": {
         "description": "\"[Boolean] default = False\nIf MEKE_GEOMETRIC is true, uses the GM coefficient formulation from the\nGEOMETRIC framework (Marshall et al., 2012).\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "MEKE_GEOMETRIC_ALPHA": {
         "description": "\"[nondim] default = 0.05\nThe nondimensional coefficient governing the efficiency of the GEOMETRIC\nthickness diffusion.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.06
         }
      },
      "MEKE_KHTH_FAC": {
         "description": "\"[nondim] default = 0.0\nA factor that maps MEKE%Kh to KhTh.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 1.0
         }
      },
      "MEKE_KHTR_FAC": {
         "description": "\"[nondim] default = 0.0\nA factor that maps MEKE%Kh to KhTr.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 1.0
         }
      },
      "MEKE_CB": {
         "description": "\"[nondim] default = 25.0\nA coefficient in the expression for the ratio of bottom projected eddy energy\nand mean column energy (see Jansen et al. 2015).\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 100.0
         }
      },
      "MEKE_CDRAG": {
         "description": "\"[nondim] default = 0.003\nDrag coefficient relating the magnitude of the velocity field to the bottom\nstress in MEKE.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.0025
         }
      },
      "MEKE_MIN_GAMMA2": {
         "description": "\"[nondim] default = 1.0E-04\nThe minimum allowed value of gamma_b^2.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 1e-05
         }
      },
      "MEKE_EQUILIBRIUM_ALT": {
         "description": "\"[Boolean] default = False\nIf true, use an alternative formula for computing the (equilibrium)initial\nvalue of MEKE.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "MEKE_VISC_DRAG": {
         "description": "\"[Boolean] default = True\nIf true, use the vertvisc_type to calculate the bottom drag acting on MEKE.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": false
         }
      },
      "MEKE_EQUILIBRIUM_RESTORING": {
         "description": "\"[Boolean] default = False\nIf true, restore MEKE back to its equilibrium value, which is calculated\nat each time step.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": false
         }
      },
      "MEKE_RESTORING_TIMESCALE": {
         "description": "\"[s] default = 1.0E+06\nThe timescale used to nudge MEKE toward its equilibrium value.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 10000000.0
         }
      },
      "MEKE_ADVECTION_FACTOR": {
         "description": "\"[nondim] default = 0.0\nA scale factor in front of advection of eddy energy. Zero turns advection off.\nUsing unity would be normal but other values could accommodate a mismatch\nbetween the advecting barotropic flow and the vertical structure of MEKE.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 1.0
         }
      },
      "DIAG_COORD_DEF_Z": {
         "description": "\"default = WOA09\nDetermines how to specify the coordinate\nresolution. Valid options are:\nPARAM       - use the vector-parameter DIAG_COORD_RES_Z\nUNIFORM[:N] - uniformly distributed\nFILE:string - read from a file. The string specifies\nthe filename and variable name, separated\nby a comma or space, e.g. FILE:lev.nc,dz\nor FILE:lev.nc,interfaces=zw\nWOA09[:N]   - the WOA09 vertical grid (approximately)\nFNC1:string - FNC1:dz_min,H_total,power,precision\nHYBRID:string - read from a file. The string specifies\nthe filename and two variable names, separated\nby a comma or space, for sigma-2 and dz. e.g.\nHYBRID:vgrid.nc,sigma2,dz\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": "\"FILE:interpolate_zgrid_40L.nc,interfaces=zw\""
         }
      },
      "MAX_RINO_IT": {
         "description": "\"[nondim] default = 50\nThe maximum number of iterations that may be used to\nestimate the Richardson number driven mixing.\"\n",
         "datatype": "integer",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 25
         }
      },
      "CHANNEL_CONFIG": {
         "description": "\"default = 'none'\nA parameter that determines which set of channels are\nrestricted to specific  widths.  Options are:\nnone - All channels have the grid width.\nglobal_1deg - Sets 16 specific channels appropriate\nfor a 1-degree model, as used in CM2G.\nlist - Read the channel locations and widths from a\ntext file, like MOM_channel_list in the MOM_SIS\ntest case.\nfile - Read open face widths everywhere from a\nNetCDF file on the model grid.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": "list",
            "$OCN_GRID == \"tx2_3v2\"": "list"
         }
      },
      "CHANNEL_LIST_FILE": {
         "description": "\"default = MOM_channel_list\nThe file from which the list of narrowed channels is read.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": "MOM_channels_global_025",
            "$OCN_GRID == \"tx2_3v2\"": "channels_tx2_3v2_250107.txt"
         }
      },
      "SMAG_BI_CONST": {
         "description": "\"[nondim] default = 0.0\nThe nondimensional biharmonic Smagorinsky constant,\ntypically 0.015 - 0.06.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.06,
            "$OCN_GRID == \"MISOMIP\"": 0.06
         }
      },
      "USE_JACKSON_PARAM": {
         "description": "\"[Boolean] default = False\nIf true, use the Jackson-Hallberg-Legg (JPO 2008)\nshear mixing parameterization.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": true,
            "$OCN_GRID == \"MISOMIP\"": true
         }
      },
      "KAPPA_SHEAR_ITER_BUG": {
         "description": "[Boolean] default = True If true, use an older, dimensionally inconsistent estimate of the derivative of diffusivity with energy in the Newton's method iteration.  The bug causes undercorrections when dz > 1 m.",
         "datatype": "logical",
         "units": "Boolean",
         "value": false
      },
      "KAPPA_SHEAR_ALL_LAYER_TKE_BUG": {
         "description": "[Boolean] default = True If true, report back the latest estimate of TKE instead of the time average TKE when there is mass in all layers.  Otherwise always report the time averaged TKE, as is currently done when there are some massless layers.",
         "datatype": "logical",
         "units": "Boolean",
         "value": false
      },
      "SMAGORINSKY_AH": {
         "description": "\"[Boolean] default = False\nIf true, use a biharmonic Smagorinsky nonlinear eddy\nviscosity.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "BAD_VAL_SSH_MAX": {
         "description": "\"[m] default = 20.0\nThe value of SSH above which a bad value message is\ntriggered, if CHECK_BAD_SURFACE_VALS is true.\"\n",
         "datatype": "real",
         "units": "m",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 50.0
         }
      },
      "BAD_VAL_SSS_MAX": {
         "description": "\"default = 45.0\nThe value of SSS above which a bad value message is triggered, if\nCHECK_BAD_SURFACE_VALS is true.\"\n",
         "datatype": "real",
         "units": "PPT",
         "value": {
            "$OCN_GRID == \"tx2_3v2\" or $COMP_ATM == \"cam\"": 75.0
         }
      },
      "BAD_VAL_SST_MAX": {
         "description": "\"[deg C] default = 45.0, PTripp: changed from 55.0 on 12/28/2017\nThe value of SST above which a bad value message is\ntriggered, if CHECK_BAD_SURFACE_VALS is true.\"\n",
         "datatype": "real",
         "units": "deg C",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 65.0
         }
      },
      "BAD_VAL_SST_MIN": {
         "description": "\"default = -2.1\nThe value of SST below which a bad value message is triggered, if\nCHECK_BAD_SURFACE_VALS is true.\"\n",
         "datatype": "real",
         "units": "degC",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": -3.0,
            "$OCN_GRID == \"tx0.25v1\"": -3.0
         }
      },
      "DEFAULT_ANSWER_DATE": {
         "description": "\"[Boolean] default = True\nThis sets the default value for the various parameters.\"\n",
         "datatype": "string",
         "units": "ymd",
         "value": 99991231
      },
      "VERTEX_SHEAR": {
         "description": "\"[Boolean] default = False\nIf true, do the calculations of the shear-driven mixing\nat the cell vertices (i.e., the vorticity points).\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "RECLAIM_FRAZIL": {
         "description": "\" [Boolean] default = True\nIf true, try to use any frazil heat deficit to cool any\noverlying layers down to the freezing point, thereby\navoiding the creation of thin ice when the SST is above\nthe freezing point.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "THERMO_SPANS_COUPLING": {
         "description": "\"[Boolean] default = False\nIf true, the MOM will take thermodynamic and tracer\ntimesteps that can be longer than the coupling timestep.\nThe actual thermodynamic timestep that is used in this\ncase is the largest integer multiple of the coupling\ntimestep that is less than or equal to DT_THERM.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "DO_GEOTHERMAL": {
         "description": "\"[Boolean] default = False\nIf true, apply geothermal heating.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true,
            "$OCN_GRID == \"tx0.25v1\"": true,
            "else": false
         }
      },
      "PARALLEL_RESTARTFILES": {
         "description": "\"[Boolean] default = False\nIf true, each processor writes its own restart file,\notherwise a single restart file is generated\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "FPMIX": {
         "description": "\"[Boolean] default = False\nIf true, add non-local momentum flux increments and diffuse down the Eulerian\ngradient.\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$COMP_WAV == \"ww3\" and $MOM6_WW3_CPL_METHOD == \"most\"": true
         }
      },
      "CEMP_NL": {
         "description": "\"default = 3.6\nEmpirical coefficient of non-local momentum mixing.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$COMP_WAV == \"ww3\" and $MOM6_WW3_CPL_METHOD == \"most\"": 3.5
         }
      },
      "VISC_REM_BUG": {
         "description": "\"[Boolean] default = True\nIf true, visc_rem_[uv] in split mode is incorrectly calculated or accounted\nfor in two places. This parameter controls the defaults of two individual\nflags, VISC_REM_TIMESTEP_BUG in MOM_dynamics_split_RK2(b) and\nVISC_REM_BT_WEIGHT_BUG in MOM_barotropic.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": false
      },
      "REENTRANT_X": {
         "description": "\"[Boolean] default = True\nIf true, the domain is zonally reentrant.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": false
         }
      },
      "RHO_0": {
         "description": "\"[kg m-3] default = 1035.0\nThe mean ocean density used with BOUSSINESQ true to\ncalculate accelerations and the mass for conservation\nproperties, or with BOUSSINSEQ false to convert some\nparameters from vertical units of m to kg m-2.\"\n",
         "datatype": "real",
         "units": "kg m-3",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 1028.0
         }
      },
      "ANGSTROM": {
         "description": "\"[m] default = 1.0E-10\nThe minumum layer thickness, usually one-Angstrom.\"\n",
         "datatype": "real",
         "units": "m",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 1e-15
         }
      },
      "IC_OUTPUT_FILE": {
         "description": "\"default = 'MOM_IC'\nThe file into which to write the initial conditions.\"\n",
         "datatype": "string",
         "value": "= \"${CASE}.mom6.ic.${RUN_STARTDATE}.nc\""
      },
      "TRIMMING_USES_REMAPPING": {
         "description": "\"[Boolean] default = False\nWhen trimming the column, also remap T and S.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": true
         }
      },
      "ISOMIP_S_SUR_SPONGE": {
         "description": "\"[not defined] default = 35.0\nSurface salinity in sponge layer.\"\n",
         "datatype": "real",
         "units": "not defined",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 33.8
         }
      },
      "ISOMIP_S_BOT_SPONGE": {
         "description": "\"[not defined] default = 35.0\nBottom salinity in sponge layer.\"\n",
         "datatype": "real",
         "units": "not defined",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 34.7
         }
      },
      "ISOMIP_T_BOT_SPONGE": {
         "description": "\"[not defined] default = -1.9\nBottom temperature in sponge layer.\"\n",
         "datatype": "real",
         "units": "not defined",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 1.0
         }
      },
      "RHO_T0_S0": {
         "description": "\"[kg m-3] default = 1000.0\nWhen EQN_OF_STATE=LINEAR,\nthis is the density at T=0, S=0.\"\n",
         "datatype": "real",
         "units": "kg m-3",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 999.910681
         }
      },
      "DRHO_DT": {
         "description": "\"[kg m-3 K-1] default = -0.2\nWhen EQN_OF_STATE=LINEAR,\nthis is the partial derivative of density with\ntemperature.\"\n",
         "datatype": "real",
         "units": "kg m-3 K-1",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": -0.038357
         }
      },
      "DRHO_DS": {
         "description": "\"[kg m-3 PSU-1] default = 0.8\nWhen EQN_OF_STATE=LINEAR,\nthis is the partial derivative of density with\nsalinity.\"\n",
         "datatype": "real",
         "units": "kg m-3 PSU-1",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 0.805876
         }
      },
      "TFREEZE_S0_P0": {
         "description": "\"TODO\"\n",
         "datatype": "real",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 0.0832
         }
      },
      "DTFREEZE_DS": {
         "description": "\"TODO\"\n",
         "datatype": "real",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": -0.0573
         }
      },
      "USE_ISOMIP_TRACER": {
         "description": "\"[Boolean] default = False\nIf true, use the ISOMIP_tracer tracer package.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": true
         }
      },
      "AXIS_UNITS": {
         "description": "\"default = 'degrees'\nThe units for the Cartesian axes. Valid entries are:\ndegrees - degrees of latitude and longitude\nm - meters\nk - kilometers\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": "k"
         }
      },
      "SOUTHLAT": {
         "description": "\"[k]\nThe southern latitude of the domain or the equivalent\nstarting value for the y-axis.\"\n",
         "datatype": "real",
         "units": "k",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 0.0
         }
      },
      "LENLAT": {
         "description": "\"[k]\nThe latitudinal or y-direction length of the domain.\"\n",
         "datatype": "real",
         "units": "k",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 80.0
         }
      },
      "WESTLON": {
         "description": "\"[k] default = 0.0\nThe western longitude of the domain or the equivalent\nstarting value for the x-axis.\"\n",
         "datatype": "real",
         "units": "k",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": -2.0
         }
      },
      "LENLON": {
         "description": "\"[k]\nThe longitudinal or x-direction length of the domain.\"\n",
         "datatype": "real",
         "units": "k",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 802.0
         }
      },
      "ROTATION": {
         "description": "\"default = '2omegasinlat'\nThis specifies how the Coriolis parameter is specified:\n2omegasinlat - Use twice the planetary rotation rate\ntimes the sine of latitude.\nbetaplane - Use a beta-plane or f-plane.\nUSER - call a user modified routine.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": "beta"
         }
      },
      "F_0": {
         "description": "\"[s-1] default = 0.0\nThe reference value of the Coriolis parameter with the\nbetaplane option.\"\n",
         "datatype": "real",
         "units": "s-1",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": -0.000140871
         }
      },
      "LIGHTEST_DENSITY": {
         "description": "\"[kg m-3] default = 1027.0\nThe reference potential density used for the surface\ninterface.\"\n",
         "datatype": "real",
         "units": "kg m-3",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 1027.1524
         }
      },
      "DENSITY_RANGE": {
         "description": "\"[kg m-3] default = 2.0\nThe range of reference potential densities across\nall interfaces.\"\n",
         "datatype": "real",
         "units": "kg m-3",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 0.7438856
         }
      },
      "THICKNESS_CONFIG": {
         "description": "\"A string that determines how the initial layer\nthicknesses are specified for a new run:\nfile - read interface heights from the file specified\nthickness_file - read thicknesses from the file specified\nby (THICKNESS_FILE).\ncoord - determined by ALE coordinate.\nuniform - uniform thickness layers evenly distributed\nbetween the surface and MAXIMUM_DEPTH.\nDOME - use a slope and channel configuration for the\nDOME sill-overflow test case.\nISOMIP - use a configuration for the\nISOMIP test case.\nbenchmark - use the benchmark test case thicknesses.\nsearch - search a density profile for the interface\ndensities. This is not yet implemented.\ncircle_obcs - the circle_obcs test case is used.\nDOME2D - 2D version of DOME initialization.\nadjustment2d - TBD AJA.\nsloshing - TBD AJA.\nseamount - TBD AJA.\nrossby_front - a mixed layer front in thermal wind balance.\nUSER - call a user modified routine.\"\n",
         "datatype": "string",
         "value": {
            "$RUN_TYPE == \"hybrid\"": "thickness_file",
            "else": {
               "$OCN_GRID == \"MISOMIP\"": "ISOMIP"
            }
         }
      },
      "THICKNESS_FILE": {
         "description": "The name of the thickness file",
         "datatype": "string",
         "value": {
            "$RUN_TYPE == \"hybrid\"": "= f'./{$RUN_REFCASE}.mom6{$INST_SUFFIX}.r.{$RUN_REFDATE}-{$RUN_REFTOD}.nc'"
         }
      },
      "SPONGE_CONFIG": {
         "description": "\"default = 'file'\nA string that sets how the sponges are configured:\nISOMIP - use a configuration for the\nISOMIP test case.\nUSER - call a user modified routine.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": "ISOMIP"
         }
      },
      "MIN_THICKNESS": {
         "description": "\"[m] default = 0.001\nMinimum layer thickness\"\n",
         "datatype": "real",
         "units": "m",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 1e-12
         }
      },
      "HYCOM1_ONLY_IMPROVES": {
         "description": "\"[Boolean] default = False\n When regridding, an interface is only moved if this improves the fit to the\n target density.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$MOM6_VERTICAL_GRID == \"hycom1\" and $OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "ISOMIP_TNUDG": {
         "description": "\"default = 0.0 (days)\nNudging time scale for sponge layers\"\n",
         "datatype": "real",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 0.1
         }
      },
      "TS_CONFIG": {
         "description": "\"A string that determines how the initial tempertures\nand salinities are specified for a new run:\nfile - read velocities from the file specified\nby (TS_FILE).\nfit - find the temperatures that are consistent with\nthe layer densities and salinity S_REF.\nTS_profile - use temperature and salinity profiles\n(read from TS_FILE) to set layer densities.\nbenchmark - use the benchmark test case T & S.\nlinear - linear in logical layer space.\nDOME2D - 2D DOME initialization.\nISOMIP - ISOMIP initialization.\nadjustment2d - TBD AJA.\nsloshing - TBD AJA.\nseamount - TBD AJA.\nrossby_front - a mixed layer front in thermal wind balance.\nSCM_ideal_hurr - used in the SCM idealized hurricane test.\nUSER - call a user modified routine.\"\n",
         "datatype": "string",
         "value": {
            "$RUN_TYPE == \"hybrid\"": "file",
            "else": {
               "$OCN_GRID == \"MISOMIP\"": "ISOMIP"
            }
         }
      },
      "TS_FILE": {
         "description": "The initial condition file for the temperature and salinity.",
         "datatype": "string",
         "value": {
            "$RUN_TYPE == \"hybrid\"": "= f'./{$RUN_REFCASE}.mom6{$INST_SUFFIX}.r.{$RUN_REFDATE}-{$RUN_REFTOD}.nc'"
         }
      },
      "TEMP_IC_VAR": {
         "description": "The initial condition variable for potential temperature",
         "datatype": "string",
         "value": {
            "$RUN_TYPE == \"hybrid\"": "Temp"
         }
      },
      "SALT_IC_VAR": {
         "description": "The initial condition variable for the salinity.",
         "datatype": "string",
         "value": {
            "$RUN_TYPE == \"hybrid\"": "Salt"
         }
      },
      "VELOCITY_CONFIG": {
         "description": "A string that determines how the initial velocities are specified for a new run.",
         "datatype": "string",
         "value": {
            "$RUN_TYPE == \"hybrid\"": "file"
         }
      },
      "VELOCITY_FILE": {
         "description": "The name of the velocity initial condition file.",
         "datatype": "string",
         "value": {
            "$RUN_TYPE == \"hybrid\"": "= f'./{$RUN_REFCASE}.mom6{$INST_SUFFIX}.r.{$RUN_REFDATE}-{$RUN_REFTOD}.nc'"
         }
      },
      "AGE_IC_FILE": {
         "description": "\"The file in which the age-tracer initial values can be found, or an empty\nstring for internal initialization.\"\n",
         "datatype": "string",
         "value": {
            "$RUN_TYPE == \"hybrid\" and $CONTINUE_RUN == False": "= f'./{$RUN_REFCASE}.mom6{$INST_SUFFIX}.r.{$RUN_REFDATE}-{$RUN_REFTOD}.nc'"
         }
      },
      "T_REF": {
         "description": "\"[degC]\nA reference temperature used in initialization.\"\n",
         "datatype": "real",
         "units": "degC",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": -1.9
         }
      },
      "FIT_SALINITY": {
         "description": "\"[Boolean] default = False\nIf true, accept the prescribed temperature and fit the\nsalinity; otherwise take salinity and fit temperature.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": true
         }
      },
      "TRIM_IC_FOR_P_SURF": {
         "description": "\"[Boolean] default = False\nIf true, cuts way the top of the column for initial conditions\nat the depth where the hydrostatic presure matches the imposed\nsurface pressure which is read from file.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": true
         }
      },
      "SURFACE_PRESSURE_FILE": {
         "description": "\"The initial condition file for the surface height.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": "MISOMIP_181108.nc"
         }
      },
      "SURFACE_PRESSURE_VAR": {
         "description": "\"[kg m-2] default = ''\nThe initial condition variable for the surface height.\"\n",
         "datatype": "string",
         "units": "kg m-2",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": "thick"
         }
      },
      "SURFACE_PRESSURE_SCALE": {
         "description": "\"[file dependent] default = 1.0\nA scaling factor to convert SURFACE_PRESSURE_VAR from\nfile SURFACE_PRESSURE_FILE into a surface pressure.\"\n",
         "datatype": "real",
         "units": "file dependent",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 8996.4
         }
      },
      "SPONGE": {
         "description": "\"[Boolean] default = False\nIf true, sponges may be applied anywhere in the domain.\nThe exact location and properties of those sponges are\nspecified via SPONGE_CONFIG.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": true
         }
      },
      "HTBL_SHELF_MIN": {
         "description": "\"[m] default = 2.0\nThe minimum top boundary layer thickness that can be\nused with BOTTOMDRAGLAW. This might be\nKv / (cdrag * drag_bg_vel) to give Kv as the minimum\nnear-top viscosity.\"\n",
         "datatype": "real",
         "units": "m",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 20.0
         }
      },
      "KV": {
         "description": "\"[m2 s-1]\nkinematic viscosity in the interior. The molecular value, ~1e-6\nm2 s-1, may be used.\"\n",
         "datatype": "real",
         "units": "m2 s-1",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 1e-06,
            "else": 0.0001
         }
      },
      "KV_BBL_MIN": {
         "description": "\"[m2 s-1] default = 1.0E-04\nThe minimum viscosities in the bottom boundary layer.\"\n",
         "datatype": "real",
         "units": "m2 s-1",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.0
         }
      },
      "KV_TBL_MIN": {
         "description": "\"[m2 s-1] default = 1.0E-04\nThe minimum viscosities in the top boundary layer.\"\n",
         "datatype": "real",
         "units": "m2 s-1",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": 0.0,
            "$OCN_GRID == \"MISOMIP\"": 0.01
         }
      },
      "BE": {
         "description": "\"[nondim] default = 0.6\nIf SPLIT is true, BE determines the relative weighting\nof a  2nd-order Runga-Kutta baroclinic time stepping\nscheme (0.5) and a backward Euler scheme (1) that is\nused for the Coriolis and inertial terms.  BE may be\nfrom 0.5 to 1, but instability may occur near 0.5.\nBE is also applicable if SPLIT is false and USE_RK2\nis true.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 0.7
         }
      },
      "CORIOLIS_SCHEME": {
         "description": "\"default = 'SADOURNY75_ENERGY'\nCORIOLIS_SCHEME selects the discretization for the\nCoriolis terms. Valid values are:\nSADOURNY75_ENERGY - Sadourny, 1975; energy cons.\nARAKAWA_HSU90     - Arakawa & Hsu, 1990\nSADOURNY75_ENSTRO - Sadourny, 1975; enstrophy cons.\nARAKAWA_LAMB81    - Arakawa & Lamb, 1981; En. + Enst.\nARAKAWA_LAMB_BLEND - A blend of Arakawa & Lamb with\nArakawa & Hsu and Sadourny energy\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": "SADOURNY75_ENSTRO"
         }
      },
      "CORIOLIS_EN_DIS": {
         "description": "\"[Boolean] default = False\nIf true, two estimates of the thickness fluxes are used\nto estimate the Coriolis term, and the one that\ndissipates energy relative to the other one is used.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": true
         }
      },
      "HARMONIC_BL_SCALE": {
         "description": "\"[nondim] default = 0.0\nA scale to determine when water is in the boundary\nlayers based solely on harmonic mean thicknesses for\nthe purpose of determining the extent to which the\nthicknesses used in the viscosities are upwinded.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 1.0
         }
      },
      "DYNAMIC_SURFACE_PRESSURE": {
         "description": "\"[Boolean] default = False\nIf true, add a dynamic pressure due to a viscous ice\nshelf, for instance.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": true,
            "$OCN_GRID == \"tx0.25v1\"": true
         }
      },
      "CORRECT_DENSITY": {
         "description": "\"[Boolean] default = True\nIf true, and USE_EOS is true, the layer densities are\nrestored toward their target values by the diapycnal\nmixing, as described in Hallberg (MWR, 2000).\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": false
         }
      },
      "BBL_EFFIC": {
         "description": "\"[nondim] default = 0.2\nThe efficiency with which the energy extracted by\nbottom drag drives BBL diffusion.  This is only\nused if BOTTOMDRAGLAW is true.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 0.0
         }
      },
      "IGNORE_FLUXES_OVER_LAND": {
         "description": "\"[Boolean] default = False\nIf true, the model does not check if fluxes are being applied\nover land points. This is needed when the ocean is coupled\nwith ice shelves and sea ice, since the sea ice mask needs to\nbe different than the ocean mask to avoid sea ice formation\nunder ice shelves. This flag only works when use_ePBL = True.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": true
         }
      },
      "VARIABLE_WINDS": {
         "description": "\"[Boolean] default = True\nIf true, the winds vary in time after the initialization.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": false
         }
      },
      "VARIABLE_BUOYFORCE": {
         "description": "\"[Boolean] default = True\nIf true, the buoyancy forcing varies in time after the\ninitialization of the model.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": false
         }
      },
      "BUOY_CONFIG": {
         "description": "\"The character string that indicates how buoyancy forcing\nis specified. Valid options include (file), (zero),\n(linear), (USER), and (NONE).\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": "zero"
         }
      },
      "WIND_CONFIG": {
         "description": "\"The character string that indicates how wind forcing\nis specified. Valid options include (file), (2gyre),\n(1gyre), (gyres), (zero), and (USER).\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": "zero"
         }
      },
      "ICE_SHELF": {
         "description": "\"[Boolean] default = False\nIf true, enables the ice shelf model.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": true
         }
      },
      "SHELF_THERMO": {
         "description": "\"[Boolean] default = False\nIf true, use a thermodynamically interactive ice shelf.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": true
         }
      },
      "MELTING_CUTOFF_DEPTH": {
         "description": "\"[not defined] default = 0.0\nDepth above which the melt is set to zero (it must be >= 0)\nDefault value won't affect the solution.\"\n",
         "datatype": "real",
         "units": "not defined",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 90.0
         }
      },
      "DENSITY_ICE": {
         "description": "\"[kg m-3] default = 900.0\nA typical density of ice.\"\n",
         "datatype": "real",
         "units": "kg m-3",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 918.0
         }
      },
      "SHELF_INSULATOR": {
         "description": "\"TODO\"\n",
         "datatype": "logical",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": true
         }
      },
      "SHELF_3EQ_GAMMA": {
         "description": "\"TODO\"\n",
         "datatype": "logical",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": true
         }
      },
      "SHELF_3EQ_GAMMA_T": {
         "description": "\"TODO\"\n",
         "datatype": "real",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 0.087
         }
      },
      "SHELF_S_ROOT": {
         "description": "\"TODO\"\n",
         "datatype": "logical",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": true
         }
      },
      "SHELF_2EQ_GAMMA_T": {
         "description": "\"[m s-1]\nIf SHELF_THREE_EQN is false, this the fixed turbulent\nexchange velocity at the ice-ocean interface.\"\n",
         "datatype": "real",
         "units": "m s-1",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 0.0
         }
      },
      "ICE_SHELF_TEMPERATURE": {
         "description": "\"[degC] default = -15.0\nThe temperature at the center of the ice shelf.\"\n",
         "datatype": "real",
         "units": "degC",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": -20.0
         }
      },
      "DT_FORCING": {
         "description": "\"[s] default = 0.0\nThe time step for changing forcing, coupling with other\ncomponents, or potentially writing certain diagnostics.\nThe default value is given by DT.\"\n",
         "datatype": "real",
         "units": "s",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 300.0
         }
      },
      "COL_THICK_MELT_THRESHOLD": {
         "description": "\"[m] default = 0.0\nThe minimum ML thickness where melting is allowed.\"\n",
         "datatype": "real",
         "units": "m",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 10.0
         }
      },
      "WRITE_OUTPUT_TO_FILE": {
         "description": "\"[Boolean] default = False\nfor debugging purposes\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": true
         }
      },
      "UTIDE": {
         "description": "\"[m s-1] default = 0.0\"\n",
         "datatype": "real",
         "units": "m s-1",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 0.01
         }
      },
      "ICE_PROFILE_CONFIG": {
         "description": "\"This specifies how the initial ice profile is specified.\nValid values are: CHANNEL, FILE, and USER.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": "FILE"
         }
      },
      "ICE_THICKNESS_FILE": {
         "description": "\"default = 'ice_shelf_h.nc'\nThe file from which the bathymetry is read.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": "MISOMIP_181108.nc"
         }
      },
      "ICE_THICKNESS_VARNAME": {
         "description": "\"default = 'h_shelf'\nThe name of the thickness variable in ICE_THICKNESS_FILE.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": "thick"
         }
      },
      "ICE_AREA_VARNAME": {
         "description": "\"default = 'area_shelf_h'\nThe name of the area variable in ICE_THICKNESS_FILE.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": "area"
         }
      },
      "CALCULATE_APE": {
         "description": "\"[Boolean] default = True\nIf true, calculate the available potential energy of\nthe interfaces.  Setting this to false reduces the\nmemory footprint of high-PE-count models dramatically.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": false
         }
      },
      "DATE_STAMPED_STDOUT": {
         "description": "\"[Boolean] default = True\nIf true, use dates (not times) in messages to stdout\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": false
         }
      },
      "DAYMAX": {
         "description": "\"[days]\nThe final time of the whole simulation, in units of\nTIMEUNIT seconds.  This also sets the potential end\ntime of the present run segment if the end time is\nnot set via ocean_solo_nml in input.nml.\"\n",
         "datatype": "real",
         "units": "days",
         "value": {
            "$OCN_GRID == \"MISOMIP\"": 2.0
         }
      },
      "INTERPOLATION_SCHEME": {
         "description": "\"TODO\"\n",
         "datatype": "string",
         "value": {
            "$MOM6_VERTICAL_GRID == \"MISOMIP\"": "PPM_H4",
            "else": "PPM_CW"
         }
      },
      "MLE_USE_PBL_MLD": {
         "description": "\"TODO\"\n",
         "datatype": "logical",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": true,
            "$OCN_GRID == \"MISOMIP\"": true
         }
      },
      "EPBL_IS_ADDITIVE": {
         "description": "\"[Boolean] default = True\nIf true, the diffusivity from ePBL is added to all\nother diffusivities. Otherwise, the larger of kappa-\nshear and ePBL diffusivities are used.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": false
         }
      },
      "GEOTHERMAL_SCALE": {
         "description": "\"[W m-2 or various] default = 0.0\nThe constant geothermal heat flux, a rescaling\nfactor for the heat flux read from GEOTHERMAL_FILE, or\n0 to disable the geothermal heating.\"\n",
         "datatype": "real",
         "units": "W m-2 or various",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 1.0,
            "$OCN_GRID == \"tx0.25v1\"": 1.0
         }
      },
      "GEOTHERMAL_FILE": {
         "description": "\"default = ''\nThe file from which the geothermal heating is to be\nread, or blank to use a constant heating rate.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": "geothermal_davies2013_tx2_3_20240318_cdf5.nc",
            "$OCN_GRID == \"tx0.25v1\"": "geothermal_davies2013_v1.nc"
         }
      },
      "GEOTHERMAL_VARNAME": {
         "description": "\"default = 'geo_heat'\nThe name of the geothermal heating variable in\nGEOTHERMAL_FILE.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": "geothermal_hf",
            "$OCN_GRID == \"tx0.25v1\"": "geothermal_hf"
         }
      },
      "MIX_BOUNDARY_TRACER_ALE": {
         "description": "\"[Boolean] default = True\nIf true and in ALE mode, mix the passive tracers in massless layers at the\nbottom into the interior as though a diffusivity of KD_MIN_TR were operating.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": true
      },
      "USE_WAVES": {
         "description": "\"default = False\nIf true, enables surface wave modules.\"\n",
         "datatype": "logical",
         "value": {
            "$COMP_WAV == \"ww3\" and $MOM6_WW3_CPL_METHOD != \"none\"": true
         }
      },
      "WAVE_METHOD": {
         "description": "\"Choice of wave method, valid options include:\n TEST_PROFILE  - Prescribed from surface Stokes drift...\n SURFACE_BANDS - Computed from multiple surface values...\n DHH85         - Uses Donelan et al. 1985 empirical...\n LF17          - Infers Stokes drift profile from wind...\n EFACTOR       - Applies an enhancement factor to the KPP...\"\"\n",
         "datatype": "string",
         "value": {
            "$COMP_WAV == \"ww3\" and $MOM6_WW3_CPL_METHOD == \"legacy\"": "EFACTOR",
            "$COMP_WAV == \"ww3\" and $MOM6_WW3_CPL_METHOD == \"most\"": "SURFACE_BANDS"
         }
      },
      "SURFBAND_SOURCE": {
         "description": "Choice of SURFACE_BANDS data mode, valid options include:\nDATAOVERRIDE  - Read from NetCDF using FMS DataOverride.\nCOUPLER       - Look for variables from coupler pass\nINPUT         - Testing with fixed values.\n",
         "datatype": "string",
         "value": {
            "$COMP_WAV == \"ww3\" and $MOM6_WW3_CPL_METHOD == \"most\"": "COUPLER"
         }
      },
      "STOKES_DDT": {
         "description": "default = False\nFlag to use Stokes d/dt\n",
         "datatype": "string",
         "value": {
            "$COMP_WAV == \"ww3\" and $MOM6_WW3_CPL_METHOD == \"most\"": true
         }
      },
      "STOKES_VF": {
         "description": "default = False\nFlag to use Stokes vortex force\n",
         "datatype": "string",
         "value": {
            "$COMP_WAV == \"ww3\" and $MOM6_WW3_CPL_METHOD == \"most\"": true
         }
      },
      "STOKES_PGF": {
         "description": "default = False\nFlag to use Stokes pressure gradient force\n",
         "datatype": "string",
         "value": {
            "$COMP_WAV == \"ww3\" and $MOM6_WW3_CPL_METHOD == \"most\"": true
         }
      },
      "STK_BAND_COUPLER": {
         "description": "default = 1\nSTK_BAND_COUPLER is the number of Stokes drift bands in the coupler. This has\nto be consistent with the number of Stokes drift bands in WW3, or the model\nwill fail.\n",
         "datatype": "int",
         "value": {
            "$COMP_WAV == \"ww3\" and $MOM6_WW3_CPL_METHOD == \"most\"": 3
         }
      },
      "SURFBAND_WAVENUMBERS": {
         "description": "[rad/m] default = 0.12566\nCentral wavenumbers for surface Stokes drift bands.\n",
         "datatype": "string",
         "value": {
            "$COMP_WAV == \"ww3\" and $MOM6_WW3_CPL_METHOD == \"most\"": "0.04, 0.11, 0.33"
         }
      },
      "IO_LAYOUT": {
         "description": "The processor layout to be used, or 0,0 to automatically set the io_layout to\nbe the same as the layout.\n",
         "datatype": "list",
         "value": {
            "$OCN_GRID == \"tx0.25v1\"": "4, 3",
            "else": "1, 1"
         }
      },
      "AUTO_MASKTABLE": {
         "description": "Turn on automatic mask table generation to eliminate land blocks\n",
         "datatype": "list",
         "value": {
            "$OCN_GRID in [\"tx2_3v2\", \"tx0.25v1\"]": true
         }
      },
      "TARGET_IO_PES": {
         "description": "When AUTO_MASKTABLE is enabled, target number of IO PEs. If the given target\nnumber of IO PEs is not achievable, the target number of IO PEs is set to the\nnearest smaller number of PEs that is achievable.\n",
         "datatype": "integer",
         "value": {
            "$OCN_GRID == \"tx2_3v2\" and $TEST": "= - ( - $NTASKS_OCN // 256)",
            "$OCN_GRID == \"tx0.25v1\"": "= - ( - $NTASKS_OCN // 128)"
         }
      },
      "GEOM_FILE": {
         "description": "default = ocean_geometry.nc\nThe file into which to write the ocean geometry.\n",
         "datatype": "string",
         "value": "${CASE}.mom6.h.ocean_geometry.nc"
      },
      "RESTART_CHECKSUMS_REQUIRED": {
         "description": "\"[Boolean] default = True\nIf true, require the restart checksums to match and error out otherwise. Users\nmay want to avoid this comparison if for example the restarts are made from a\nrun with a different mask_table than the current run, in which case the\nchecksums will not match and cause crash.\n",
         "datatype": "logical",
         "value": "$TEST"
      },
      "ENSEMBLE_APPENDIX_PREFIX": {
         "description": "\"default = ''\nThe prefix for the restart file appendix (i.e., ensemble id for ensemble\nruns). If this prefix is found in the restart file name, the appendix is added\nright after the first occurrence of the prefix. If not found, the appendix is\nadded to the end of the file name. This parameter is ignored for non-ensemble runs.\"\n",
         "datatype": "string",
         "value": ".mom6"
      },
      "DO_SKEB": {
         "description": "\"default = False\nIf true, then stochastically perturb the currents using the stochastic kinetic\nenergy backscatter scheme.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "SKEB_USE_FRICT": {
         "description": "\"default = False\nIf true, adds horizontal friction dissipation rate to the SKEBS amplitude.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "SKEB_USE_GM": {
         "description": "\"default = False\nIf true, adds GM work rate to the SKEBS amplitude.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "SKEB_NPASS": {
         "description": "\"[nondim] default = 0\n number of passes of a 9-point smoother of the dissipation estimate.\"\n",
         "datatype": "integer",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 8
         }
      },
      "SKEB_GM_COEF": {
         "description": "\"[nondim] default = 0.0\nFraction of GM work that is added to backscatter rate.\"\n",
         "datatype": "real",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.75
         }
      }
   },
   "CVMix_CONVECTION": {
      "BV_SQR_CONV": {
         "description": "\"[1/s^2] default = 0.0\nThreshold for squared buoyancy frequency needed to trigger Brunt-Vaisala\nparameterization.\"\n",
         "datatype": "real",
         "units": "1/s^2",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": -1e-08
         }
      }
   },
   "KPP": {
      "N_SMOOTH": {
         "description": "\"default = 0\nThe number of times the 1-1-4-1-1 Laplacian filter is applied on\nOBL depth purely for diagnostic purposes.\"\n",
         "datatype": "integer",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 3
         }
      },
      "MATCH_TECHNIQUE": {
         "description": "\"default = 'SimpleShapes'\nCVMix method to set profile function for diffusivity and NLT,\nas well as matching across OBL base. Allowed values are:\nSimpleShapes      = sigma*(1-sigma)^2 for both diffusivity and NLT\nMatchGradient     = sigma*(1-sigma)^2 for NLT; diffusivity profile from matching\nMatchBoth         = match gradient for both diffusivity and NLT\nParabolicNonLocal = sigma*(1-sigma)^2 for diffusivity; (1-sigma)^2 for NLT\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": "MatchGradient"
         }
      },
      "INTERP_TYPE2": {
         "description": "\"Type of interpolation to compute diff and visc at OBL_depth\nAllowed types are: linear, quadratic, cubic or LMD94.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": "LMD94"
         }
      },
      "KPP_IS_ADDITIVE": {
         "description": "\"[Boolean] default = True\nIf true, adds KPP diffusivity to diffusivity from other schemes.If false, KPP is\nthe only diffusivity wherever KPP is non-zero.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": false
         }
      },
      "USE_KPP_LT_K": {
         "description": "default = False\nFlag for Langmuir turbulence enhancement of turbulentmixing coefficient.\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$COMP_WAV == \"ww3\" and $MOM6_WW3_CPL_METHOD == \"legacy\"": true
         }
      },
      "USE_KPP_LT_VT2": {
         "description": "default = False\nFlag for Langmuir turbulence enhancement of Vt2in Bulk Richardson Number.\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$COMP_WAV == \"ww3\" and $MOM6_WW3_CPL_METHOD == \"legacy\"": true
         }
      },
      "KPP_LT_K_METHOD": {
         "description": "default = \"CONSTANT\"\nMethod to enhance mixing coefficient in KPP. Valid options are:\n   CONSTANT = Constant value (KPP_K_ENH_FAC)\n   VR12     = Function of Langmuir number based on VR12\n   RW16     = Function of Langmuir number based on RW16\n",
         "datatype": "string",
         "value": {
            "$COMP_WAV == \"ww3\" and $MOM6_WW3_CPL_METHOD == \"legacy\"": "VR12"
         }
      },
      "KPP_LT_VT2_METHOD": {
         "description": "default = \"CONSTANT\"\nMethod to enhance Vt2 in KPP. Valid options are:\n   CONSTANT = Constant value (KPP_VT2_ENH_FAC)\n   VR12     = Function of Langmuir number based on VR12\n   RW16     = Function of Langmuir number based on RW16\n   LF17     = Function of Langmuir number based on LF17\n",
         "datatype": "string",
         "value": {
            "$COMP_WAV == \"ww3\" and $MOM6_WW3_CPL_METHOD ==\"legacy\"": "VR12"
         }
      },
      "KPP_CVt2": {
         "description": "\"[nondim] default = 1.6\nParameter for Stokes MOST convection entrainment.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 1.8
         }
      },
      "ENHANCE_DIFFUSION": {
         "description": "\"default = True\nIf True, adds enhanced diffusion at the based of the boundary layer.\"\n",
         "datatype": "logical",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": false
         }
      },
      "STOKES_MOST": {
         "description": "\"default = False\nIf True, use Stokes Similarity package.\"\n",
         "datatype": "logical",
         "value": {
            "$COMP_WAV == \"ww3\" and $MOM6_WW3_CPL_METHOD == \"most\"": true
         }
      },
      "COMPUTE_MONIN_OBUKHOV": {
         "description": "\"default = False\nIf True, limit the OBL depth to be no deeper than Monin-Obukhov depth.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "MINIMUM_OBL_DEPTH": {
         "description": "\"[m] default = 0.0\nIf non-zero, a minimum depth to use for KPP OBL depth. Independent of this\nparameter, the OBL depth is always at least as deep as the first layer.\"\n",
         "datatype": "real",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 5.0
         }
      }
   },
   "MLE": {
      "USE_BODNER23": {
         "description": "\"[Boolean] default = False\nIf true, use the Bodner et al., 2023, formulation of the re-stratifying\nmixed-layer restratification parameterization. This only works in ALE mode.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "CR": {
         "description": "\"[nondim] default = 0.0\nThe efficiency coefficient in eq 27 of Bodner et al., 2023.\"\n",
         "datatype": "real",
         "units": "nondim",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 0.01
         }
      },
      "USE_CR_GRID": {
         "description": "\"[Boolean] default = False\ntrue, read in a spatially varying Cr field.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "CR_FILE": {
         "description": "\"The path to the file containing the Cr fields.\"\n",
         "datatype": "string",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": "mle-cr-mask_20250627.nc"
         }
      },
      "WAVE_ENHANCED_USTAR": {
         "description": "\"default = False\nIf true, enhance ustar using surface waves, following Eq. 28 in Bodner23.\"\n",
         "datatype": "logical",
         "units": "Boolean",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": true
         }
      },
      "MIN_WSTAR2": {
         "description": "\"[m2 s-2] default = 1.0E-24\nThe minimum lower bound applied to the vertical momentum flux, w'u', in the\nBodner et al. restratification parameterization. This avoids a division-by-zero\nin the limit when u* and the buoyancy flux are zero. The default is smaller\nthan the product of the molecular viscosity of water and the Coriolis parameter\none micron from the equator.\"\n",
         "datatype": "real",
         "units": "m2 s-2",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 1e-09
         }
      },
      "BLD_DECAYING_TFILTER": {
         "description": "\"default = 0.0\nThe time scale for a running-mean filter applied to the boundary layer depth (BLD)\nwhen the BLD is shallower than the running mean. A value of 0 instantaneously sets\nthe running mean to the current BLD value.\"\n",
         "datatype": "real",
         "units": "s",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 86400.0
         }
      },
      "BLD_GROWING_TFILTER": {
         "description": "\"[s] default = 0.0\nThe time scale for a running-mean filter applied to the boundary layer depth (BLD)\nwhen the BLD is deeper than the running mean. A value of 0 instantaneously sets\nthe running mean to the current BLD value.\"\n",
         "datatype": "real",
         "units": "s",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 300.0
         }
      },
      "MLD_GROWING_TFILTER": {
         "description": "\"[s] default = 0.0\nThe time scale for a running-mean filter applied to the time-filtered boundary layer depth (BLD),\nwhen the filtered BLD is deeper than the running mean. A value of 0 instantaneously sets\nthe running mean to the current filtered BLD value.\"\n",
         "datatype": "real",
         "units": "s",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 3600.0
         }
      },
      "MLD_DECAYING_TFILTER": {
         "description": "\"[s] default = 0.0\nThe time scale for a running-mean filter applied to the time-filtered boundary layer depth (BLD),\nwhen the filtered BLD is shallower than the running mean. A value of 0 instantaneously sets\nthe running mean to the current filtered BLD value.\"\n",
         "datatype": "real",
         "units": "s",
         "value": {
            "$OCN_GRID == \"tx2_3v2\"": 2592000.0
         }
      }
   }
}