v1

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

ECHO CWA Pollutants Lookup Service

Look up Clean Water Act pollutants by name

get/rest_lookups.cwa_pollutants

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.

search_codestring

Enter a partial or complete code value.

Response

Returns an array of water polluntants containing search term or search code. If search term or search code not provided, returns all values.

Example response

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