Services›US Environmental Protection Agency (EPA)

US Environmental Protection Agency (EPA)

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US federal agency protecting human health and the environment with regulations, data on air quality, water quality, toxic chemicals, and climate change.

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https://epa.govNo auth requiredgovernmentdataconfidence: 90/1000 discoveries1 contributors

GET/api/FACT/1.0/measurement/

Get Air Quality Index (AQI) data for a location

Parameters

stateUS state code (stringoptional

countycounty name (stringoptional

monitorTypeOZONE|PM25|PM10|NO2|CO|SO2 (stringoptional

Returns

measurements[] with site_name, parameter, date_local, aqi, category, state

GET/api/v1/facilities/search

Search EPA-regulated facilities

Parameters

qfacility name (stringoptional

typeair|water|waste (stringoptional

stateUS state (stringoptional

Returns

facilities[] with id, name, address, state, programs[], violations[]

GET/api/v1/chemicals

Search EPA chemical database (ToxCast/CompTox)

Parameters

qchemical name or CAS number (stringrequired

Returns

chemicals[] with casrn, name, molecular_formula, toxicity_category, exposure_risk, regulatory_status