Chapter 5 Sacramento Valley Table 5-70 Sacramento Valley - Chromium (Hexavalent) Emissions Source tons/year Percent Air Basin Percent State Stationary Sources 0.05 55% 3% Area-wide Sources 0 0% 0% On-Road Mobile < .01 10% 0% Gasoline Vehicles < .01 9% 0% Diesel Vehicles < .01 0% 0% Other Mobile 0.03 36% 2% Gasoline Fuel 0.02 18% 1% Diesel Fuel < .01 1% 0% Other Fuel 0.01 17% 1% Natural Sources 0 0% 0% Total 0.08 100% 5% Total Statewide 1.74