Chapter 5 South Coast Table 5-23 South Coast - Benzene Emissions Source tons/year Percent Air Basin Percent State Stationary Sources 508 12% 4% Area-wide Sources 44 1% 0% On-Road Mobile 2293 56% 17% Gasoline Vehicles 2202 53% 17% Diesel Vehicles 91 2% 1% Other Mobile 1285 31% 10% Gasoline Fuel 1092 26% 8% Diesel Fuel 189 5% 1% Other Fuel 4 0% 0% Natural Sources 0 0% 0% Total 4130 100% 31% Total Statewide 13183