![AirData, access to monitored air quality from EPAs Air Quality System Data Mart](images/AirDataHeader.jpg)
Basic Information
AirData gives you access to air quality data collected at outdoor monitors across the United States. Read more
Reports
![Air Quality Index](images/ReportIcon.gif)
Display an annual summary of AQI values.
![Air Quality Statistics](images/ReportIcon.gif)
Display standards-related summary data by city or county.
![Monitor Values](images/ReportIcon.gif)
Display summary data for individual monitoring sites.
![More Reports](images/ReportIcon.gif)
See other summary and technical reports.
Visualize Data
![AQI Plot](images/AQIPlotIcon.gif)
Compare AQI values for a location & time.
![Tile Plot](images/TilePlotIcon.gif)
Plot daily AQI values for a location & time.
![Concentration Plot](images/ConcPlotIcon.gif)
Generate a time series plot for a location.
![Concentration Map](images/ConcMapIcon.gif)
Generate concentration maps for a specific time.
![More Tools](images/MoreToolsIcon.gif)
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.
![AirData RSS feed](images/rssfeed.gif)
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