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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
AP-42 Emissions Factors (WebFIRE)
U.S. Environmental Protection Agency —
Emissions factors have long been the fundamental tool in developing national, regional, state, and local emissions inventories for air quality management decisions... -
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
Web page with Air Quality System (AQS) ambient observation files
U.S. Environmental Protection Agency —
Ambient concentrations of most requested pollutants from the national ambient air quality monitoring networks stored in the Air Quality System (AQS). -
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...