API archive entry · source-reported

U.S. EPA Enforcement and Compliance History Online (ECHO) - Enforcement Case Search

Enforcement and Compliance History Online (ECHO) is a tool developed and maintained by EPA's Office of Enforcement and Compliance Assurance for public use. ECHO provides integrated compliance and enforcement information for over 1 million regulated facilities nationwide. CASE Rest Services provide multiple service endpoints, each with specific capabilities, to search and retrieve data on civil cases entered into the Integrated Compliance Information System (ICIS) and criminal cases entered into the Summary of Criminal Prosecutions database. See Enforcement Case Search Help (https://echo.epa.gov/help/enforcement-case-search-help) for additional information on searching civil and criminal cases. \ The get_cases, get_map, get_qid, and get_download end points are meant to be used together, while the enhanced get_case_info end point is self contained.. The recommended use scenario for get_cases, get_qid, get_map, and get_downoad is: \ 1) Use get_cases to validate passed query parameters, obtain summary statistics and to obtain a query_id (QID). QIDs are time sensitive and will be valid for approximately 30 minutes. 2) Use get_qid, with the returned QID, to paginate through arrays of cas

Provider / source website

Archive history

This history reflects directory observations and owner review, not a provider release log.

  1. First observed: Sep 20, 2026
  2. Last directory-field change: Sep 20, 2026
  3. Current source observation: Sep 20, 2026

Published source events

added

Sep 20, 2026 · Added from an approved API directory.

Where to check product changes

Use the provider documentation and status channels for releases, breaking changes, and outages.

Source reference

APIs.guru OpenAPI Directory

This page separates source-reported facts from questions that need live provider verification.