Downloads NPDES Compliance Schedule, Permit Schedule and Single Event Violation Information by month and quarter.

https://epa.gov/dfr_rest_services.cwa_3_yr_sepscs_download

For the provided system identifier, dowloads all displayed NPDES quaterly/monthly Compliance Schedule, Permit Schedule, and Single Event Violation information in a Comma Seperated Value (CSV) format.

Access Token Required: API Key

Responses

{
  "success": true,
  "data": {
    "id": "abc123",
    "created_at": "2025-01-01T00:00:00Z"
  }
}

{
  "success": false,
  "error": {
    "code": "VALIDATION_ERROR",
    "message": "Invalid request parameters"
  }
}

Language

CredentialsAPI KEY

API Key

Enter token below to save for later

cURL Request

1curl --request GET \
2     --url 'https://epa.gov/dfr_rest_services.cwa_3_yr_sepscs_download' \
3     --header 'accept: application/json' \
4     --header 'content-type: application/json'

Response

1{
2  "success": true,
3  "data": {
4    "id": "abc123",
5    "created_at": "2025-01-01T00:00:00Z"
6  }
7}

GET