- National Pollutant Release Inventory (NPRI) Databases
- Greenhouse Gas Inventory
- National Atmospheric Chemistry Database. Data sets include:
- Particulate Matter Database
- Precipitation Chemistry Database
- Air Toxics Database
- Integrated Atmospheric Deposition Network (Air and precipitation monitoring in the Great Lakes Basin)
- Canadian Environmental Sustainability Indicators
- The National Air Pollution Surveillance (NAPS) Network
Geoconnections - Canadian Geospatial Data Infrastructure
A searchable database of Canadian and international data sources. Not all sources in the database are available for download.
AIRNow Air Quality Maps
Environmental Protection Agency (U.S.)
- Air Quality System
Some sample detailed datasets for download; others may be requested - AirData
Data, Reports, and visualizations - National Emissions Inventories
- AirTrends
Air quality data and statistics for cities and counties - Ambient Monitoring Technology Information Center
Data from monitoring programs - eGRID - Emissions & Generation Resource Integrated Database
A database on the environmental characteristics of electrical power generated in the U.S. - EPA Air Models
- Dispersion Modeling
- Alternative Dispersion Models
- Lakes Software (to run some EPA air models)
- Atmospheric Science Data Center. Data sets include:
- Ozone and Air Quality
National Oceanic and Atmospheric Administration
- Earth Systems Research Laboratory
Includes downloadable datasets such as the Greenhouse Gas Index, CarbonTracker,and the Ozone Depleting Gas Index - National Geophysical Data Center
- Aircraft Sampling
Vertical profile of Carbon Cycle Greenhouse Gases over continental areas - Volcanic Ash Forecast Transport and Dispersion Modeling
- HYSPLIT
Model for computing simple air parcel trajectories to complex dispersion and deposition simulations
Center for International Earth Science Information Network
World Ozone and Ultraviolet Radiation Data Centre (WOUDC) (Environment Canada)
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