{
  "$schema": "https://json-structure.org/meta/core/v0/#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/epa/refs/heads/main/json-structure/echo-effluent-eff04-structure.json",
  "name": "eff04",
  "description": "Permit Features Object",
  "type": "object",
  "properties": {
    "Parameters": {
      "type": "array",
      "items": {
        "$ref": "#/definitions/eff03"
      },
      "description": "Array of Effuent Limit Parameters",
      "example": [
        "string"
      ]
    },
    "PermFeatureNmbr": {
      "type": "string",
      "description": "A three-character code in ICIS-NPDES that identifies the point of discharge (e.g., outfall) for a facility. A NPDES permit may have multiple points of discharge. If the code is less than three characters in the .CSV, append zeros to the beginning of the number (e.g., 1 is equivalent to 001)",
      "example": "001"
    },
    "PermFeatureTypeCode": {
      "type": "string",
      "description": "The code indicating the type of permitted feature (e.g., EXO)",
      "example": "EXO"
    },
    "PermFeatureTypeDesc": {
      "type": "string",
      "description": "The description indicating the type of permitted feature (e.g., External Outfall, Internal Outfall, Sum)",
      "example": "External Outfall"
    }
  },
  "required": [
    "PermFeatureNmbr",
    "PermFeatureTypeCode",
    "Parameters",
    "PermFeatureTypeDesc"
  ]
}