EPA
U.S. Environmental Protection Agency
Invokely serves 177,881 values of 11 statistics for 1,549 places from the U.S. Environmental Protection Agency. Every value links to the EPA table it was read from and carries a citation.
Statistics11
Places1,549
Values177,881
Latest retrieval2026-10-12
About this publisher
- Website
- www.epa.gov/outdoor-air-quality-data
- License
- Public domain (US government work, 17 U.S.C. 105); citation requested
- Places covered
- Regions and states: 51 in the United States
Provinces and counties: 1,498 in the United States - Latest publication
- 2026-07-13
- Last update check
- Operating, 2026-10-12 19:45 UTC
Statistics from EPA
Environment and emissions
- Share of days with good air quality (US EPA AQI)
- Highest daily Air Quality Index (US EPA)
- Median Air Quality Index (US EPA)
- Share of days unhealthy for sensitive groups or worse (US EPA AQI)
- Greenhouse gas emissions (EPA state inventory)
- Greenhouse gas emissions from agriculture (EPA state inventory)
- Greenhouse gas emissions from commercial buildings and waste (EPA state inventory)
- Greenhouse gas emissions from electric power (EPA state inventory)
- Greenhouse gas emissions from industry (EPA state inventory)
- Greenhouse gas emissions from homes (EPA state inventory)
- Greenhouse gas emissions from transportation (EPA state inventory)
Rankings built from EPA data
- US states by greenhouse gas emissions from transportation (EPA state inventory)
- US states by greenhouse gas emissions (EPA state inventory)
- Counties in Texas by median Air Quality Index (US EPA)
- US states by greenhouse gas emissions from electric power (EPA state inventory)
- Counties in Texas by highest daily Air Quality Index (US EPA)
- US states by greenhouse gas emissions from homes (EPA state inventory)
- US states by greenhouse gas emissions from commercial buildings and waste (EPA state inventory)
- Counties in Texas by share of days unhealthy for sensitive groups or worse (US EPA AQI)
Figures from EPA
- Greenhouse gas emissions from transportation (EPA state inventory) in California
- Greenhouse gas emissions (EPA state inventory) in Texas
- Greenhouse gas emissions from electric power (EPA state inventory) in Ohio
- Greenhouse gas emissions from homes (EPA state inventory) in Illinois
- Greenhouse gas emissions from commercial buildings and waste (EPA state inventory) in New York
- Greenhouse gas emissions from industry (EPA state inventory) in Pennsylvania
- Greenhouse gas emissions from agriculture (EPA state inventory) in Florida
How to cite
Every value from EPA carries this citation with the blanks filled in: the table title, its address, the date Invokely retrieved it and, where shown, the reference period.
U.S. Environmental Protection Agency, Air Quality System, AirData. {title}. {url}. Retrieved {date}.U.S. Environmental Protection Agency, Inventory of U.S. Greenhouse Gas Emissions and Sinks by State. {title}. {url}. Retrieved {date}.Use this data in your AI agent
Invokely serves this figure to AI assistants through MCP and to code through a REST API, with the source and citation attached. Ask your assistant:
Using Invokely, what is the latest greenhouse gas emissions from transportation (EPA state inventory) in California according to the U.S. Environmental Protection Agency? Cite the source.
get_value {"indicator":"state_ghg_emissions_transportation","place":"us-state-06"}
GET https://invokely.ai/api/v1/value?indicator=state_ghg_emissions_transportation&place=us-state-06