diff --git a/combine_data.py b/combine_data.py
index e980ce8..ce15e2f 100644
--- a/combine_data.py
+++ b/combine_data.py
@@ -106,7 +106,7 @@ def get_logger():
     # Return logger
     return logger
 
-def combine_continents(continents, data_dir, sword_version,expanded, logger):
+def combine_continents(continents, data_dir, sword_version, expanded, logger):
     """Combine continent-level data in to global data.
 
     Parameters
@@ -168,16 +168,51 @@ def combine_continents(continents, data_dir, sword_version,expanded, logger):
         with open(outpath, 'w') as jf:
             json.dump(out_dict[a_key], jf, indent=2)
             logger.info(f"Written: {outpath}.")
-    
+
     if not expanded:
         c_file = os.path.join(data_dir, 'continent.json')
         reaches_json_list.append(c_file)
         with open(c_file, 'w') as jf:
             json.dump(continent_json, jf, indent=2)
-            logger.info(f"Written: {c_file}")
+            logger.info(f"Written: {c_file}")         
+
+    ssc_json_data = combine_ssc(data_dir=data_dir, logger = logger)
+    if len(ssc_json_data) > 0:
+        ssc_json = os.path.join(data_dir,"ssc_hls_list.json")
+        with open(ssc_json, "w") as jf:
+            json.dump(ssc_json_data, jf, indent=2)
+        reaches_json_list.append(ssc_json)
+        logger.info(f"Written: %s", ssc_json)
+    else:
+        logger.info("No SSC JSON written.")
 
     return reaches_json_list
 
+def combine_ssc(data_dir:str, logger):
+        """Combine SSC input data into a single file."""
+        ssc_input_data = glob.glob(os.path.join(data_dir, "ssc", "*.json"))
+
+        ssc_json_data = {}
+        count = 0
+        for ssc_input in ssc_input_data:
+            with open(ssc_input) as jf:
+                data = json.load(jf)
+                for key in list(data.keys()):
+                    short_key = key[:-10]
+                    if short_key in list(ssc_json_data.keys()):
+                        prev_len = len(ssc_json_data[short_key])
+                        ssc_json_data[short_key].extend(data[key])
+                        ssc_json_data[short_key] = list(set(ssc_json_data[short_key]))
+                        after_len = len(ssc_json_data[short_key])
+
+                    else:
+                        ssc_json_data[short_key] = data[key]
+
+                # ssc_json_data.extend(data)
+        single_entry_list = [{k: v} for k, v in ssc_json_data.items()]
+
+        return single_entry_list
+
 def create_basin_data(data_dir, basin_id, base_reaches, sword_version):
     continent_codes = { '1': "af", '2': "eu", '3': "as", '4': "as", '5': "oc", '6': "sa", '7': "na", '8': "na", '9':"na" }
 
@@ -262,6 +297,10 @@ def combine_data():
     # Combine continent-level data
     json_file_list = combine_continents(continents, args.datadir, args.sword_version, args.expanded, logger)
 
+    # Check for lakeflow data
+    viable_lakes = pathlib.Path(args.datadir).joinpath("lakeflow", "viable", "viable_locations.csv")
+    if viable_lakes.exists(): json_file_list.append(str(viable_lakes))
+
     # Upload JSON files to S3
     if args.uploadbucket:
         try:
diff --git a/terraform/main.tf b/terraform/main.tf
index 6ea4533..6efd5f1 100644
--- a/terraform/main.tf
+++ b/terraform/main.tf
@@ -14,11 +14,23 @@ provider "aws" {
   default_tags {
     tags = local.default_tags
   }
-  region  = var.aws_region
+  region = var.aws_region
 }
 
 data "aws_caller_identity" "current" {}
 
+data "aws_efs_file_system" "input" {
+  creation_token = "${var.prefix}-input"
+}
+
+data "aws_iam_role" "job" {
+  name = "${var.prefix}-batch-job-role"
+}
+
+data "aws_iam_role" "exec" {
+  name = "${var.prefix}-ecs-exe-task-role"
+}
+
 locals {
   account_id = sensitive(data.aws_caller_identity.current.account_id)
   default_tags = length(var.default_tags) == 0 ? {
@@ -29,10 +41,15 @@ locals {
 }
 
 module "confluence-combine-data" {
-  source            = "./modules/combine"
-  app_name          = var.app_name
-  app_version       = var.app_version
-  aws_region        = var.aws_region
-  environment       = var.environment
-  prefix            = var.prefix
-}
\ No newline at end of file
+  source = "./modules/combine"
+  app_name = var.app_name
+  app_version = var.app_version
+  aws_region = var.aws_region
+  efs_file_system_ids = {
+    input = data.aws_efs_file_system.input.file_system_id
+  }
+  environment = var.environment
+  iam_execution_role_arn = data.aws_iam_role.exec.arn
+  iam_job_role_arn = data.aws_iam_role.job.arn
+  prefix = var.prefix
+}
diff --git a/terraform/modules/combine/confluence-combine_data.tf b/terraform/modules/combine/confluence-combine_data.tf
index fc5712b..7bd5a7d 100644
--- a/terraform/modules/combine/confluence-combine_data.tf
+++ b/terraform/modules/combine/confluence-combine_data.tf
@@ -1,41 +1,47 @@
 # Job Definition
 resource "aws_batch_job_definition" "generate_batch_jd_combine_data" {
-  name                  = "${var.prefix}-combine-data"
-  type                  = "container"
-  container_properties  = <<CONTAINER_PROPERTIES
-  {
-    "image": "${local.account_id}.dkr.ecr.us-west-2.amazonaws.com/${var.prefix}-combine-data",
-    "executionRoleArn": "${data.aws_iam_role.exe_role.arn}",
-    "jobRoleArn": "${data.aws_iam_role.job_role.arn}",
-    "fargatePlatformConfiguration": { "platformVersion": "LATEST" },
-    "logConfiguration": {
-      "logDriver" : "awslogs",
-      "options": {
-        "awslogs-group" : "${data.aws_cloudwatch_log_group.cw_log_group.name}"
-      }
-    },
-    "resourceRequirements": [
-      {"type": "MEMORY", "value": "2048"},
-      {"type": "VCPU", "value": "1"}
-    ],
-    "mountPoints": [
-      {
-        "sourceVolume": "input",
-        "containerPath": "/data"
-      }
-    ],
-    "volumes": [
-      {
-        "name": "input",
-        "efsVolumeConfiguration": {
-          "fileSystemId": "${data.aws_efs_file_system.aws_efs_input.file_system_id}",
-          "rootDirectory": "/"
-        }
-      }
-    ]
-  }
-  CONTAINER_PROPERTIES
+  name = "${var.prefix}-combine-data"
+  type = "container"
   platform_capabilities = ["FARGATE"]
-  propagate_tags        = true
+  propagate_tags = true
   tags = { "job_definition": "${var.prefix}-combine-data" }
+
+  container_properties  = jsonencode({
+    image = "${local.account_id}.dkr.ecr.us-west-2.amazonaws.com/${var.prefix}-combine-data:${var.image_tag}"
+    executionRoleArn = var.iam_execution_role_arn
+    jobRoleArn = var.iam_job_role_arn
+    fargatePlatformConfiguration = {
+      platformVersion = "LATEST"
+    }
+    logConfiguration = {
+      logDriver = "awslogs"
+      options = {
+        awslogs-group = aws_cloudwatch_log_group.cw_log_group.name
+      }
+    }
+    resourceRequirements = [{
+      type = "MEMORY"
+      value = "2048"
+    }, {
+      type = "VCPU",
+      value = "1"
+    }]
+    mountPoints = [{
+      sourceVolume = "input",
+      containerPath = "/data"
+      readOnly = false
+    }]
+    volumes = [{
+      name = "input"
+      efsVolumeConfiguration = {
+        fileSystemId = var.efs_file_system_ids["input"]
+        rootDirectory = "/"
+      }
+    }]
+  })
+}
+
+# Log group
+resource "aws_cloudwatch_log_group" "cw_log_group" {
+  name = "/aws/batch/job/${var.prefix}-combine-data/"
 }
diff --git a/terraform/modules/combine/main.tf b/terraform/modules/combine/main.tf
index c090c15..b81ede2 100644
--- a/terraform/modules/combine/main.tf
+++ b/terraform/modules/combine/main.tf
@@ -1,28 +1,7 @@
 # Data sources
 data "aws_caller_identity" "current" {}
 
-data "aws_cloudwatch_log_group" "cw_log_group" {
-  name = "/aws/batch/job/${var.prefix}-combine-data/"
-}
-
-data "aws_efs_file_system" "aws_efs_input" {
-  creation_token = "${var.prefix}-input"
-}
-
-data "aws_iam_role" "job_role" {
-  name = "${var.prefix}-batch-job-role"
-}
-
-data "aws_iam_role" "exe_role" {
-  name = "${var.prefix}-ecs-exe-task-role"
-}
-
 # Local variables
 locals {
   account_id = data.aws_caller_identity.current.account_id
-  default_tags = length(var.default_tags) == 0 ? {
-    application : var.app_name,
-    environment : var.environment,
-    version : var.app_version
-  } : var.default_tags
-}
\ No newline at end of file
+}
diff --git a/terraform/modules/combine/variables.tf b/terraform/modules/combine/variables.tf
index 30c4a5d..20ccceb 100644
--- a/terraform/modules/combine/variables.tf
+++ b/terraform/modules/combine/variables.tf
@@ -8,7 +8,6 @@ variable "app_version" {
   type        = string
   description = "The application version number"
 }
-
 variable "aws_region" {
   type        = string
   description = "AWS region to deploy to"
@@ -16,8 +15,13 @@ variable "aws_region" {
 }
 
 variable "default_tags" {
-  type    = map(string)
-  default = {}
+  type        = map(string)
+  default     = {}
+}
+
+variable "efs_file_system_ids" {
+  type        = map(string)
+  description = "Map of EFS file system ids to pass to the container definition"
 }
 
 variable "environment" {
@@ -25,6 +29,22 @@ variable "environment" {
   description = "The environment in which to deploy to"
 }
 
+variable "iam_execution_role_arn" {
+  type        = string
+  description = "The IAM ARN of the execution role"
+}
+
+variable "iam_job_role_arn" {
+  type        = string
+  description = "The IAM ARN of the job role"
+}
+
+variable "image_tag" {
+  type        = string
+  description = "The container image tag to utilize"
+  default     = "latest"
+}
+
 variable "prefix" {
   type        = string
   description = "Prefix to add to all AWS resources as a unique identifier"
diff --git a/terraform/variables.tf b/terraform/variables.tf
index 30c4a5d..c368ffb 100644
--- a/terraform/variables.tf
+++ b/terraform/variables.tf
@@ -16,8 +16,8 @@ variable "aws_region" {
 }
 
 variable "default_tags" {
-  type    = map(string)
-  default = {}
+  type        = map(string)
+  default     = {}
 }
 
 variable "environment" {