Sources that carry it

14 sources
Delaware Department of Natural Resour…
DERNS Release Notifications

Public Delaware Environmental Release Notification System listing of reported releases and spills.

Free Full file Subnational 5 fields
Texas Commission on Environmental Qua…
Emergency Response Spills

TCEQ Emergency Response Spills — the named Texas Open Data (Socrata) dataset xagr-a3x2 (spill notifications to the TCEQ Emergency Response Division, keyed by incident tracking number). 46,043 incidents, one row each. conform.py: ds_street from deliv_txt(+deliv_2_txt) with a phys_loc_desc_txt fallback, ds_city from near_city_name, ds_state constant 'TX', ds_zip from loc_zip_txt; ds_lat/lon from lat_dec_coord_num/long_dec_coord_num. Same reachable Socrata portal as tx_tceq__operating_dry_cleaner_registrations.

Free API Subnational 18 fields
Delaware Department of Natural Resour…
Leaking Underground Storage Tank Facilities

Historical inventory of Delaware LUST releases and corrective-action projects.

Free APIFull file Subnational 2 fields
South Carolina Department of Environm…
Leaking Underground Storage Tank Incidents

South Carolina leaking-UST release records from public-records exports, enriched with facility addresses from confirmed-release and UST-registry records, at release grain.

Free Full file Subnational 7 fields
Illinois Environmental Protection Age…
Office of Emergency Response Incidents

Illinois EPA Office of Emergency Response incident tracker layer, including incident type and status, released material and amount, location, responsible party, responders, dates, and response actions.

Free APIFull file Subnational 12 fields
U.S. Environmental Protection Agency
PFAS AFFF Spill Incidents

EPA's PFAS Analytic Tools republishes National Response Center spill reports through the PAT_Spills ArcGIS layer. This integrated source filters Material_Involved for AFFF or FOAM and emits incident identifiers, dates, quantities, materials, narratives, responsible parties, causes, water impacts, raw and geocoded locations, and relative-location descriptors. Its conformed output adds normalized address and coordinate columns plus an AQUEOUS_FOAM_NRC indicator on every selected row.

Free API National US 14 fields
New York State Department of Environm…
Spill Incidents

NYSDEC Spill Incidents — the complete New York spill/release archive published on the state open-data portal (data.ny.gov Socrata dataset u44d-k5fk). 570,234 records: chemical and petroleum spills reported to NYSDEC under Article 12 of the Navigation Law, 6 NYCRR 613.8 (PBS) and 595.2 (CBS); spills active as of 1986-04-01 plus all reported since (some records to the late 1970s), current through the fetch date. Native NY source (provider ny_dec) — no provider divergence. Each record: spill number, facility name, street/locality/county/zip, DEC region, spill & received & close dates, contributing factor, source, material name/family, quantity/units, recovered. No coordinate columns.

Free APIFull file Subnational 11 fields
Connecticut Department of Energy and …
Spill Incidents, January 1996–June 2022

Connecticut reports of environmental releases received by CT DEEP from January 1996 through June 2022, with incident timing, location, responsible party, substance, quantity, affected media, cause, and response details where reported.

Free APIFull file Subnational 15 fields
Ohio Environmental Protection Agency
Spills and Releases As Reported to Ohio EPA (since May 2017)

Public Ohio EPA Emergency Response dataset of reported incidents since May 17, 2017, with spill site coordinates and reported and recovered product details. Reports are incidents as reported and are not necessarily confirmed spills.

Free APIFull file Subnational 9 fields
Pennsylvania Department of Environmen…
Storage Tank Cleanup Incidents

Confirmed tank release incidents since 1989, collapsed to incident grain and scoped to incidents referencing underground tanks.

Free Full file Subnational 3 fields
Florida Department of Environmental P…
Swo Incidents

Florida State Watch Office (SWO) oil and hazardous-materials spill/incident archive — the 'Hazardous Materials/Petroleum Spills (SWO Incidents)' feature layers hosted in the FL Division of Emergency Management ArcGIS Online org and published for FL DEP. 22,153 statewide incidents (Hazardous Materials 22,041 + Petroleum Spill 112), full historical archive reported 2011-07 through 2024-08. The two upstream layers (identical schema) are unioned into one source; IncidentType/source_layer distinguish them. Each record carries incident ID/number/type/name, status, county, dates, signed WGS84 coordinates, report URL, and (where available) facility name, address, chemical released, amount, and CERCLA §304 flag.

Free APIFull file Subnational 14 fields
Arkansas Department of Energy and Env…
TankStats Leaking Storage Tank Release Notices

Statewide bulk extract from the Arkansas DEQ TankStats Access database, table TempRLUSTLOG1, containing one row per leaking underground or aboveground storage tank release notice. Records include facility and owner identifiers, release timing and status, substances, impacts, response and remediation details, and site location.

Free Full file Subnational 18 fields
Show 2 more sources+−

Questions it helps answer

Need Released material name at scale?

We compare every source that carries it on your own records — fill rate, freshness, definition — and bring the winner into production for you.