Data Catalog

• 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...

  • HTML
• Federal

  Photochemical Assessment Monitoring Stations (PAMS)

  U.S. Environmental Protection Agency —

  Photochemical Assessment Monitoring Stations (PAMS). This file provides information on the numbers and distribution (latitude/longitude) of air monitoring sites which...
• Federal

  Air Trends

  U.S. Environmental Protection Agency —

  Air Trends provides geographic trend information for specific air pollutants.

  • HTML
• 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...

  • HTML
• 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...

  • HTML
• 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...

  • HTML
• 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.

  • HTML

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

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