Chapter 5 South Coast Table 5-28 South Coast - Formaldehyde Emissions Source tons/year Percent Air Basin Percent State Stationary Sources 802 15% 4% Area-wide Sources 179 3% 1% On-Road Mobile 1900 36% 9% Gasoline Vehicles 1230 23% 6% Diesel Vehicles 670 13% 3% Other Mobile 2401 45% 12% Gasoline Fuel 990 19% 5% Diesel Fuel 1392 26% 7% Other Fuel 19 0% 0% Natural Sources 0 0% 0% Total 5281 100% 26% Total Statewide 20251