Sources that carry it

17 sources
Colorado Department of Public Health …
Active CDPS Permits and Certifications

CDPHE Water Quality Control Division spreadsheet of Colorado Discharge Permit System permits and certifications, organized by sector and including permit, facility, receiving-water, outfall, and status details.

Free Full file Subnational 20 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
Indiana Department of Environmental M…
ICIS NPDES Facility

Active Indiana NPDES-permitted wastewater discharge facilities, including permit terms and receiving waters.

Free APIFull file Subnational 16 fields
Kentucky Energy and Environment Cabin…
KPDES Permitted Wastewater Discharge Outfalls

Kentucky Division of Water ArcGIS layer of permitted Kentucky Pollutant Discharge Elimination System outfalls, derived from EPA Permit Compliance System information and covering point-source discharge programs statewide.

Free APIBatch enrichmentFull file Subnational 3 fields
West Virginia Department of Environme…
Leaking Aboveground Storage Tank Events

WVDEP Dedicated Tanks portal's Active and Closed LAST Events By County reports, combined by the verified integration. Records describe leaking aboveground-storage-tank cases, responsible parties, substances, tanks, waterways, capacity, case dates, and program indicators; the report address is the responsible party mailing address rather than the leak site.

Free Full file Subnational 10 fields
Georgia Environmental Protection Divi…
NPDES Individual Permits

Facility-grain rows from Georgia EPD’s wastewater facilities and discharge-sites layer, scoped to individually issued NPDES permits.

Free APIFull file Subnational 6 fields
West Virginia Department of Environme…
NPDES Permits

WVDEP's statewide All Permits ArcGIS registry as used for NPDES wastewater-discharge permits, filtered by the verified integration to Industrial and Sewage permit types. It includes active and historical records, facility and responsible-party identity, permit dates and status, coordinates, flow and receiving-stream context.

Free APIFull file Subnational 13 fields
Maryland Department of the Environment
Point Source Discharges

MDE’s statewide list of individually tracked permitted discharge and outfall locations.

Free APIBatch enrichmentFull file Subnational 9 fields
Arizona Department of Environmental Q…
Public PFAS Drinking Water Data

ADEQ's public quality-assured ArcGIS table of Arizona drinking-water PFAS laboratory results, with one record per sample and tested compound, detection notation, concentration, water-system linkage, and location.

Free APIFull file Subnational 18 fields
North Carolina Department of Environm…
Sanitary Sewer Overflows

Reported North Carolina sanitary sewer overflow and bypass incidents, with incident timing, location, released volume, receiving-water impact, cause, and resolution.

Free APIFull file Subnational 13 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
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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
Tennessee Department of Environment a…
TDEC NPDES Individual Permits

TDEC's statewide Water Resources Permits layer filtered to individually numbered NPDES permits (permit numbers beginning TN0), covering permitted wastewater facilities and their permit, permittee, location, receiving-water, and status details.

Free APIFull file Subnational 12 fields
U.S. Geological Survey
USGS Short-Term Network Web Services

Public REST services behind the USGS Short-Term Network and Flood Event Viewer. The API supports event, site, and location-based retrieval of high-water marks and returns event/site identifiers, coordinates, flag and survey dates, surveyed elevation, vertical datum, mark quality, height above ground, and riverine/coastal environment.

Free API National US 12 fields
Texas Commission on Environmental Qua…
Wastewater Outfalls

TCEQ's ArcGIS 'Wastewater Outfalls' layer (Public/WW_oufalls/MapServer/0), publishing all TCEQ-permitted (and proposed-permit) TPDES/NPDES wastewater discharge outfall points statewide, with TCEQ-supplied decimal-degree coordinates. No street-level address fields are published (only COUNTY); ds_state is a constant "TX". 4,608 rows after conform.py's GIS_NUMBER dedup safeguard.

Free API Subnational 7 fields
Wyoming Department of Environmental Q…
WYPDES Outfalls

Wyoming DEQ ArcGIS layer of WYPDES discharge permits and their outfalls, including permit, facility, receiving-water, status, dates, and coordinates.

Free APIBatch enrichmentFull file Subnational 8 fields

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