AIR POLLUTION SOURCES 85
TABLE 8 (continued)
Total National Emissions of Sulfur Dioxide 1940 through 1994 (thousand short tons)Source Category 1940 1950 1960 1970 1980 1990 1993 1994
Oil 554 972 922 1,229 1,065 823 848 882
residual 397 721 663 956 851 633 662 692
Gas 145 180 189 140 299 352 346 345
FULE COMB. -OTHER 3,642 3,964 2,319 1,490 971 595 599 599
Commercial/Institutional Coal 695 1,212 154 109 110 176 171 169
Commercial/Institutional Oil 407 658 905 883 637 233 241 242
Residential Other 2,517 2,079 1,250 492 211 175 178 177
distillate oil 60 163 295 212 157 137 145 145
bituminous/subbituminous
coal2,267 1,758 868 260 43 30 25 25CHEMICAL and ALLIED
PRODUCT MFG.215 427 447 591 280 440 450 457Inorganic Chemical Mfg 215 427 447 591 271 333 341 345
sulfur compounds 215 427 447 591 271 325 332 336
METALS PROCESSING 3,309 3,747 3,986 4,775 1,842 663 667 692
Nonferrous Metals Processing 2,760 3,092 3,322 4,060 1,279 486 488 506
copper 2,292 2,369 2,772 3,507 1,080 300 300 312
lead 80 95 57 77 34 112 114 119
aluminum 4 28 38 80 95 60 60 62
Ferrous Metals Processing 550 655 664 715 562 160 162 168
PETROLEUM and RELATED
INDUSTRIES224 340 676 881 734 440 409 406OTHER INDUSTRIAL
PROCESSES334 596 671 846 918 401 413 431Wood, Pulp and Paper, and
Publishing Products0 43 114 169 223 137 141 145Mineral Products 334 553 557 677 694 257 265 279
cement mfg 318 522 524 618 630 169 176 186
SOLVENT UTILIZATION NA NA NA NA NA 1 1 1
STORAGE and TRANSPORT NA NA NA NA NA 5 5 5
WASTE DISPOSAL AND
RECYCLING3 310 833363737ON-ROAD VEHICLES 3 103 114 411 521 571 517 295
NON-ROAD SOURCES 3,190 2,392 321 83 175 265 278 283
Marine Vessels 215 215 105 43 117 190 201 206
Railroads 2,975 2,174 215 36 53 68 69 69
MISCELLANEOUS 545 545 554 110 11 14 8 14
Other Combustion 545 545 554 110 11 14 8 14
TOTAL ALL SOURCES 19,953 22,358 22,227 31,161 25,905 22,433 21,517 21,118
Note(s): Categories displayed below Tier 1 do not sum to Tier 1 totals because they are intended to show major contributors.
1994 emission estimates are preliminary and will be updated in the next report.
Tier 1 source categories and emissions are shaded.C001_006_r03.indd 85C001_006_r03.indd 85 11/23/2005 9:42:38 AM11/23/2005 9: