Questions you can ask
- “Top 10 emitting facilities in Texas for the latest year.”
- “Oil and gas systems (Subpart W) emissions for facilities in New Mexico.”
- “Emissions trend for this facility since 2015.”
| Facility | County | CO₂e (metric tons) |
|---|---|---|
| Example gas plant | Reeves | 1,240,000 |
| Example compressor station | Ward | 610,000 |
| Example refinery | Jefferson | 4,980,000 |
Illustrative values showing the shape of an answer, not live data.
About this source
EPA greenhouse gas (GHGRP), Toxic Release Inventory (TRI), and Facility Registry (FRS). Public data, no auth. GHG: searchFacilityEmissions, getEmissionsByFacility, searchBySector, getTopEmitters, searchSubpartW, getGHGByCounty, getGHGByYear, getGHGTrends, searchByZipCode TRI: searchTRIFacilities, getTRIReleases FRS: searchFRSFacilities CRITICAL USAGE RULES: 1. All methods accept { offset, limit } for pagination (default limit 100) 2. State: 2-letter code ('TX'); GHGRP data ends at reporting year 2023 3. searchBySector accepts natural-language aliases like { sector: 'Petroleum', subsector: 'Onshore Petroleum & Natural Gas Production' } 4. searchTRIFacilities supports county filters in addition to state/city/zip 5. Subpart W covers petroleum & natural gas systems specifically
Connector ID epa-ghg
Provenance
Freshness & coverage
› Methods (12)
Technical detail for developers: parameters, pagination, units, and freshness per method.
searchFacilityEmissions
readSearch GHG emissions by state, year, facility. sortBy="emissions" for top facilities.
Required paramsstate or stateCode or state_code or year or facilityName or gasNamegetEmissionsByFacility
readAll GHG emissions (by gas type) for a specific facility.
Required paramsfacilityId or facility_idsearchBySector
readSearch GHG emissions by sector, subsector, state, year. Accepts natural-language aliases.
Required paramssectorName or sector or subsectorName or subsector or subsectorDescription or state or yeargetTopEmitters
readLargest greenhouse-gas emitting facilities: top EPA GHGRP greenhouse gas emitters.
Ranked upstream by CO2e; cap 1000 disclosed in receipt; filter by state/year.
searchSubpartW
readSubpart W (petroleum & natural gas systems) emissions search.
searchTRIFacilities
readSearch TRI facilities by state, county, city, zip, or name (EPA Envirofacts GHGRP).
Required paramsstate or stateCode or state_code or county or city or zip or facilityNamegetTRIReleases
readTRI reporting forms (chemical, year, certification) for one TRI facility; no release quantities.
Required paramsfacilityId or facility_idsearchFRSFacilities
readGreenhouse gas reporting (GHGRP) facility registry search by state, city, zip, name.
Required paramsstate or stateCode or state_code or city or zip or facilityNamegetGHGByCounty
readGHG emissions filtered by county (state optional).
Required paramscounty or countyName or county_namegetGHGByYear
readGHG emissions for a specific reporting year.
Required paramsyeargetGHGTrends
readMulti-year GHG emissions trend for a single facility. Accepts facilityId or facility_id.
Required paramsfacilityId or facility_idsearchByZipCode
readGHG emissions filtered by ZIP code.
Required paramszip