{
  "counts": {
    "enforcement_flagged_facilities": 21965,
    "superfund_sites": 1840,
    "tri_facilities": 21482,
    "water_systems": 49378
  },
  "note": "US federal datasets only. Absence of records is never a clean bill of health.",
  "provenance": {
    "echo": {
      "source": "echo",
      "as_of": "2026-09-05",
      "artifact_sha": "382d612a42041dc0bdc031c02dbde7c7ac29941da4aadfcb351b74c13c42b12a"
    },
    "sdwa": {
      "source": "sdwa",
      "as_of": "2026-09-05",
      "artifact_sha": "a18a20f9091c2e0466c91c83d0bac5651473441642331d09504e447a6e2ac7a4"
    },
    "superfund": {
      "source": "superfund",
      "as_of": "2026-09-05",
      "artifact_sha": "53c43cf5241434f2398551814fc509a86585776c7ce54462272c3c790ef1b29a"
    },
    "tri": {
      "source": "tri",
      "as_of": "2026-09-05",
      "artifact_sha": "06dfa3a67bb4c5bd38d9e9f0f7b8bff10b95254a63169423632d7f6f251e1506"
    }
  }
}