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 Find the latest Coronavirus-related transportation statistics on the BTS COVID-19 landing page.

U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Estimated U.S. Emissions of Particulate Matter (PM-10)

(Million short tons)

Embedded Dataset Excel:

Dataset Excel:



Details may not add up to totals due to rounding in the source.


KEY: R = revised.

a Fine particulate matter less than 10 microns. Data include PM without condensable.

bIndustrial processes consists of chemical and allied product manufacturing, metals processing, petroleum and related industries, other industrial processes; solvent utilization; and storage and transport.

c In 1985 there appears to be a spike in Miscellaneous emissions. This is likely due to a methodological change, and the EPA does not change historical data when it changes its methodology.


U.S. Environmental Protection Agency, Air Emissions Inventories, Air Pollutant Emissions Trends Data, National Tier 1 CAPS Trends, available at as of Mar. 31, 2021.