Chapter 5 Sacramento Valley Table 5-72 Sacramento Valley - Formaldehyde Emissions Source tons/year Percent Air Basin Percent State Stationary Sources 193 10% 1% Area-wide Sources 328 18% 2% On-Road Mobile 425 23% 2% Gasoline Vehicles 263 14% 1% Diesel Vehicles 162 9% 1% Other Mobile 909 49% 4% Gasoline Fuel 320 17% 2% Diesel Fuel 457 25% 2% Other Fuel 132 7% 1% Natural Sources 0 0% 0% Total 1855 100% 9% Total Statewide 20251