U.S. EPA Enforcement and Compliance History Online (ECHO) - All Data API

Government · Operational · 30d uptime 100%

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. ECHO Rest Services provide multiple service endpoints, each with specific capabilities, to search and retrieve data on facilities regulated as Clean Air Act (CAA) stationary sources, Clean Water Act (CWA) dischargers, Resource Conservation and Recovery Act (RCRA) hazardous waste generators/handlers, and Safe Drinking Water Act (SDWA) public water systems. Data of interest from other EPA sources, such as the Toxics Release Inventory, is also supplied for context. \ The get_facilities, get_map, get_qid, and get_download end points are meant to be used together, while the enhanced get_facility_info end point is self contain

Trust signals

Pricing
UNKNOWN
Auth
UNKNOWN
CORS
Yes
Rate limit
Unknown
Health
505ms
Trust score
86 (B)

Last checked Oct 17, 2026 · uptime 24h 100% / 7d 100% / 30d 100%

Strong candidate; weakest signal is auth clarity.

Links

Integration checklist

  • Auth is UNKNOWN
  • CORS enabled — callable directly from browsers.
  • Rate limit: not documented
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U.S. EPA Enforcement and Compliance History Online (ECHO) - All Data API — pricing, auth, CORS & health | Reqistry