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EPA TRI Facilities API and MCP server

No authenvirofacts

Direct EPA Toxics Release Inventory facility lookup with bounded paging; use the dedicated FRS and GHG connectors for those datasets.

EPA TRI Facilities is published by EPA TRI Facilities.

How often the publisher refreshes it is not declared, so treat the timing of any field as unknown.

Last verified . That is when these facts were last rebuilt from the ParcelOps source registry, not when EPA TRI Facilities last refreshed the data itself.

environmentaltrifacilitiesdue-diligenceepa

API access

Your AI client reaches EPA TRI Facilities through one ParcelOps MCP endpoint, so there is no separate key to hold for it and no per-source client to write. Reaching it takes no credentials of your own.

Set up EPA TRI Facilities in Claude, ChatGPT, or CursorGet every fact on this page as JSON

Where it came from

PublisherEPA TRI Facilities
API basehttps://data.epa.gov/efservice

Freshness and coverage

FreshnessFreshness not declared
Places coveredNot declared
Time coveredNot declared
CredentialsNo credentials required

What this source cannot tell you

  • ⚠ Where it stops geographically, because the covered area is not declared. An empty answer will not tell you whether the place is out of range or the record is simply missing.
  • ⚠ Which years it spans, because the covered period is not declared.
  • ⚠ How current a field is, because the refresh schedule is not declared.
  • ⚠ Anything EPA TRI Facilities does not publish. ParcelOps returns this source as it stands and never fills a blank field from a different one.

Methods (1)

A method is one call your agent can make against this source.

  • searchTriFacility

    read

    Search Tri Facility

    Input schema
    {
  "type": "object",
  "properties": {
    "state": {
      "type": "string",
      "pattern": "^[A-Za-z]{2}$"
    },
    "county": {
      "type": "string",
      "maxLength": 120
    },
    "facilityName": {
      "type": "string",
      "maxLength": 200
    },
    "zipCode": {
      "type": "string",
      "pattern": "^\\d{5}(?:-\\d{4})?$"
    },
    "limit": {
      "type": "integer",
      "minimum": 1,
      "maximum": 500
    },
    "offset": {
      "type": "integer",
      "minimum": 0,
      "maximum": 100000
    }
  },
  "required": [],
  "additionalProperties": false
}

Where this source is used