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Table 4-49: Estimated National Emissions of Particulate Matter (PM-2.5)(a) (Million short tons)

Friday, April 14, 2017

Excel | CSV

 1990199119921993199419951996199719981999200020012002200320042005200620072008200920102011(R) 2012(R) 2013(R) 201420152016
Highway vehicles0.320.310.
Fuel combustion0.910.890.930.850.840.900.660.660.631.281.291.301.
Industrial processesb0.560.570.580.500.500.500.370.380.390.490.500.530.480.500.520.530.510.490.470.450.420.400.400.410.420.420.42
Waste disposal and recycling0.

KEY: R = revised.

a Particulate matter less than 2.5 microns in size. Data include PM without condensable.

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


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


U.S. Environmental Protection Agency, Air Emissions Inventories, Air Pollutant Emissions Trends Data, available at as of Mar. 3, 2017.