2003 Almanac (page 266) Table 5-48 2002 Emission Inventory by Compound San Joaquin Valley Air Basin - Chromium (Hexavalent) Emissions Source tons/year Percent Air Basin Percent State Stationary Sources 0.29 82% 11% Area-wide Sources 0 0 0 On-Road Mobile 0.01 4% 1% Gasoline Vehicles 0.01 4% 0% Diesel Vehicles < .01 0% 0% Other Mobile 0.05 14% 2% Natural Sources < .01 <0.1% <0.1% Total 0.36 100% 14% Total Statewide 2.56