California Air Resources Board 2009 Almanac (web) Chapter 5 San Joaquin Valley Table 5-54 San Joaquin Valley - Diesel PM Emissions Source tons/year Percent Air Basin Percent State Stationary Sources 32 1% 0% Area-wide Sources 0 0% 0% On-Road Mobile 3718 61% 10% Gasoline Vehicles 0 0% 0% Diesel Vehicles 3718 61% 10% Other Mobile 2323 38% 6% Gasoline Fuel 0 0% 0% Diesel Fuel 2313 38% 6% Other Fuel 11 0% 0% Natural Sources 0 0% 0% Total 6073 100% 17% Total Statewide 35884