California Air Resources Board 2004 Almanac (web) Table 5-75 Chapter 5 Sacramento Valley Diesel PM Emissions Sacramento Valley - Diesel PM Emissions Source tons/year Percent Air Basin Percent State Stationary Sources 215 9% 1% Area-wide Sources 0 0% 0% On-Road Mobile 532 22% 2% Gasoline Vehicles 0 0% 0% Diesel Vehicles 532 22% 2% Other Mobile 1656 69% 7% Natural Sources 0 0% 0% Total 2403 100% 10% Total Statewide 24998