Basic Information
AirData gives you access to air quality data collected at outdoor monitors across the United States. Read more
Reports
Air Quality Index
Display an annual summary of AQI values.
Air Quality Statistics
Display standards-related summary data by city or county.
Monitor Values
Display summary data for individual monitoring sites.
More Reports
See other summary and technical reports.
Display an annual summary of AQI values.
Air Quality Statistics
Display standards-related summary data by city or county.
Monitor Values
Display summary data for individual monitoring sites.
More Reports
See other summary and technical reports.
Visualize Data
AQI Plot
Compare AQI values for a location & time.
Tile Plot
Plot daily AQI values for a location & time.
Concentration Plot
Generate a time series plot for a location.
Concentration Map
Generate concentration maps for a specific time.
More Tools
See other visualization tools.
Compare AQI values for a location & time.
Tile Plot
Plot daily AQI values for a location & time.
Concentration Plot
Generate a time series plot for a location.
Concentration Map
Generate concentration maps for a specific time.
More Tools
See other visualization tools.
Interactive Map
See where air quality monitors are located, get information about the monitors, and download monitor data. Select which monitoring networks to display.
Latest News
- May 10, 2012 - The interactive map now shows which monitors are active or inactive.
- March 13, 2012 - You can now map individual states with the Concentration Map.
- February 27, 2012 - Spreadsheet versions of the monitoring network map layers are now available.
Other Sources of Air Data
- AirNow - forecasts and real-time data
- AirCompare - help with planning a move or vacation
- Air Emission Sources - national, state, and county summaries
- More Sources