California Air Resources Board 2004 Almanac (web) Table 5-53 Chapter 5 San Joaquin Valley Diesel PM Emissions San Joaquin Valley - Diesel PM Emissions Source tons/year Percent Air Basin Percent State Stationary Sources 483 11% 2% Area-wide Sources 0 0% 0% On-Road Mobile 962 23% 4% Gasoline Vehicles 0 0% 0% Diesel Vehicles 962 23% 4% Other Mobile 2774 66% 11% Natural Sources 0 0% 0% Total 4219 100% 17% Total Statewide 24998