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
5 datasets found
  • Federal

    Air Quality System (AQS) 15 recent views

    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 Trends

    U.S. Environmental Protection Agency —

    Air Trends provides geographic trend information for specific air pollutants.
  • Federal

    Air Emisisons Inventories

    U.S. Environmental Protection Agency —

    This data exchange allows states to submit data to the US Environmental Protection Agency's National Emissions Inventory (NEI). NEI is a national database of air...
  • 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

    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.
5 datasets found

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

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