Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Skip to content
38 datasets found for "air quality"
  • Federal

    www.FuelEconomy.gov

    U.S. Environmental Protection Agency —

    FuelEconomy.gov provides comprehensive information about vehicles' fuel economy. The official U.S. government site for fuel economy information, it is operated by the...
  • Federal

    Regional Air Quality Data

    U.S. Environmental Protection Agency —

    This asset provides data on regional air quality, including trace level SO2, nitric acid, ozone, carbon monoxide, and NOy; and particulate sulfate, nitrate, and...
  • Federal

    AirCompare

    U.S. Environmental Protection Agency —

    AirCompare contains air quality information that allows a user to compare conditions in different localities over time and compare conditions in the same location at...
  • Federal

    RACT/BACT/LAER Clearninghouse (RBLC)

    U.S. Environmental Protection Agency —

    OAR's RACT, BACT, LAER Clearinghouse (RBLC) data asset contains summary information on selected air permitting actions from EPA, state, and local permitting agencies...
  • Federal

    AirNow Real Time Air Quality REST API

    U.S. Environmental Protection Agency —

    A REST web service API allowing the retrieval of real time air quality index data from AirNow.
  • Federal

    WebFIRE

    U.S. Environmental Protection Agency —

    The Factor Information Retrieval (FIRE) Data System is a database management system containing EPA's recommended emission estimation factors for criteria and...
  • Federal

    Ambient Air Quality Data Inventory

    U.S. Environmental Protection Agency —

    The Office of Air and Radiation's (OAR) Ambient Air Quality Data (Current) contains ambient air pollution data collected by EPA, other federal agencies, as well as...
  • Federal

    Air Quality System (AQS)

    U.S. Environmental Protection Agency —

    The Air Quality System (AQS) database contains measurements of air pollutant concentrations from throughout the United States and its territories. The measurements...
  • Federal

    Air Quality System (AQS) ambient observations: 2008 ozone

    U.S. Environmental Protection Agency —

    Ambient ozone concentrations for 2008 from the national ambient air quality monitoring networks stored in the Air Quality System (AQS).
  • Federal

    RACT_BACT_LAER Clearinghouse (RBLC)

    U.S. Environmental Protection Agency —

    OAR's RACT, BACT, LAER Clearinghouse (RBLC) data asset contains summary information on selected air permitting actions from EPA, state, and local permitting agencies...
  • Federal

    AirData

    U.S. Environmental Protection Agency —

    The AirData site provides access to yearly summaries of United States air pollution data, taken from EPA's air pollution databases. AirData has information about...
  • Federal

    AirData AQS REST API

    U.S. Environmental Protection Agency —

    A REST web service API allowing the retrieval of historical air quality data from EPA.
  • Federal

    Air Quality System (AQS) ambient observations: 2007 PM2.5

    U.S. Environmental Protection Agency —

    Ambient PM2.5 (particulate matter less than 2.5 microns) concentrations from the national ambient air quality monitoring networks stored in the Air Quality System (AQS).
  • Federal

    KMZ file of EPA Ambient Ozone Monitors

    U.S. Environmental Protection Agency —

    A KMZ file with the location of all the EPA ambient ozone monitors with the ability to download data from within the description box.
  • Federal

    KMZ files of EPA Ambient Monitors

    U.S. Environmental Protection Agency —

    KMZ files with the location of all the EPA ambient monitors with the ability to download data from within the description box.
  • Federal

    AirNow

    U.S. Environmental Protection Agency —

    AirNow is a collaboration between EPA, and othe federal, state and local agencies to provide complete and real-time air quality information.
  • Federal

    Air Quality System (AQS) ambient observations: 2008 PM2.5

    U.S. Environmental Protection Agency —

    Ambient PM2.5 (particulate matter less than 2.5 microns) concentrations from the national ambient air quality monitoring networks stored in the Air Quality System (AQS).
  • Federal

    AQS Data Mart

    U.S. Environmental Protection Agency —

    The AQS Data Mart is a database that contains all of the information from the AQS system. It is a storehouse of air quality information that allows users to make...
  • Federal

    Historical Ambient Air Quality Data Inventory

    U.S. Environmental Protection Agency —

    The Historical Ambient Air Quality Data Inventory contains measured and estimated data on ambient air pollution for use in assessing air quality, assisting in...
  • Federal

    Emissions Modeling Clearinghouse

    U.S. Environmental Protection Agency —

    The Emissions Modeling Clearinghouse (EMCH) supports and promotes emissions modeling activities both internal and external to the EPA. Through this site, the EPA...
38 datasets found for "air quality"

You can also access this registry using the API (see API Docs).

Didn't find what you're looking for? Suggest a dataset here.