Air Resources Board Almanac Web Page 2003 Almanac (page 270) Table 5-48 2002 Emission Inventory by Compound Chapter 4 Sacramento Valley CO Emission Trends Table 4-44 "CO Emission Trends (tons/day, annual average)" Emission Source 1975 1980 1985 1990 1995 2000 2005 2010 All Sources 2968 2979 2849 2515 1901 1489 1228 1040 Stationary Sources 27 28 16 51 39 48 50 54 Area-wide Sources 292 307 319 331 329 331 334 337 On-Road Mobile 2450 2389 2246 1813 1225 822 576 398 Gasoline Vehicles 2442 2377 2228 1793 1210 808 565 389 Diesel Vehicles 8 12 17 20 16 13 12 9 Other Mobile 199 255 269 320 307 288 267 252