Pollution Mapping Tool Overview

• The Pollution Mapping Tool enables users to locate, view, and analyze emissions of greenhouse gases (GHG), criteria pollutants and toxic air contaminants from large facilities and on-road motor vehicles in California. Please read the Caveats Document for important notes about differences in reporting requirements between the three programs and other limitations of the emissions data presented in the tool.


• CARB is looking for your feedback on the data presented here and plans to update the tool periodically. Please contact us with your suggestions or questions about the emissions data.


• For more information about the emissions data sources please visit ARB's Emission Inventory website.


• Please read the Legal Disclaimer for information regarding “covered” GHG emissions.