Table 4-49: Estimated National Emissions of Particulate Matter (PM-2.5)

Table 4-49: Estimated National Emissions of Particulate Matter (PM-2.5)

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(Million short tons)

  1990 1991 1992 1993 1994 1995 (R) 1996 (R) 1997 (R) 1998 (R) 1999 (R) 2000 (R) 2001 (R) 2002 (R) 2003 (R) 2004 (R) 2005 (R) 2006 (R) 2007 (R) 2008 2009 2010
Total (R) 7.56 7.32 7.20 (R) 7.15 (R) 7.54 6.93 6.72 6.26 6.26 6.40 6.50 6.22 3.10 3.07 3.04 3.01 2.79 2.57 2.34 2.12 1.89
Highway vehicles 0.32 0.31 0.29 0.28 0.26 0.25 0.23 0.22 0.20 0.18 0.17 0.16 0.15 0.14 0.14 0.14 0.13 0.12 0.11 0.10 0.09
Off-Highway 0.30 0.30 0.31 0.31 0.31 0.31 0.31 0.31 0.30 0.31 0.30 0.29 0.29 0.30 0.31 0.32 0.29 0.25 0.21 0.18 0.14
Fuel combustion 0.91 0.89 0.93 0.85 0.84 0.90 0.66 0.66 0.63 0.67 0.72 0.74 0.29 0.28 0.27 0.26 0.24 0.22 0.19 0.17 0.15
Industrial processesb 0.56 0.57 0.58 0.50 0.50 0.50 0.37 0.38 0.39 0.30 0.31 0.32 0.36 0.33 0.31 0.28 0.28 0.28 0.28 0.28 0.27
Waste disposal and recycling 0.23 0.24 0.24 0.29 0.27 0.25 0.43 0.44 0.46 0.44 0.33 0.33 0.22 0.22 0.22 0.22 0.21 0.21 0.21 0.21 0.21
Miscellaneous 5.23 5.00 4.85 4.93 5.36 4.73 4.72 4.24 4.28 4.50 4.68 4.38 1.79 1.79 1.79 1.79 1.64 1.49 1.33 1.18 1.02

KEY: R = revised.

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

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

NOTE

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

SOURCE

U.S. Environmental Protection Agency, Clearinghouse for Inventories and Emissions Factors (CHIEF), Current Emission Trends Summaries, available at http://www.epa.gov/ttn/chief/trends/index.html as of Jan. 19, 2010, and personal communication, Feb. 3, 2011.