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latestSwagger 2.0U.S. Public Domain License2026-07-143628384.6 KB
Lookups

ECHO NPDES Parameters Lookup Service

ICIS Limit Parameter Code and Name lookup based on the supply of a partial parameter name. (NPDES = National Pollutant Discharge Elimination System)

get/rest_lookups.npdes_parameters

Query parameters

output'JSONP' | 'JSON' | 'XML'

Output Format Flag. Enter one of the following keywords:

  • JSON = Data model formatted as Javascript Object Notation (default).
  • JSONP = Data model formatted as Javascript Object Notation with Padding.
  • XML = Data model formatted as Extensible Markup Language.
callbackstring

JSONP Callback. For use with JSONP and GEOJSONP output only. Enter a name of the function in which to wrap the JSON response.

search_termstring

Enter a partial or complete search phrase or word.

Response

Returns an array of NPDES Parameter Codes and their description that meet the search term. If the search term is not provided, returns all values.

Example response

{
  "Results": {
    "LuValues": [
      {
        "ValueCode": "77034",
        "ValueDescription": "1-Butanol"
      }
    ],
    "Message": "Success"
  }
}