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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
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
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)
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
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
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
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... -
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
Air Emissions Where You Live KMZ File
U.S. Environmental Protection Agency —
A KMZ file with the location of all major facilities that emit pollutants into the atmopshere. -
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
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
Air Trends
U.S. Environmental Protection Agency —
Air Trends provides geographic trend information for specific air pollutants. -
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
Title V Permitting Statistics Inventory
U.S. Environmental Protection Agency —
The Title V Permitting Statistics Inventory contains measured and estimated nationwide statistical data, consisting of counts of permitted sources, types of permits...