Chapter 5 San Diego Table 5-55 San Diego - Acetaldehyde Emissions Source tons/year Percent Air Basin Percent State Stationary Sources 6 1% 0% Area-wide Sources 104 21% 1% On-Road Mobile 136 27% 2% Gasoline Vehicles 62 12% 1% Diesel Vehicles 74 15% 1% Other Mobile 262 51% 4% Gasoline Fuel 60 12% 1% Diesel Fuel 137 27% 2% Other Fuel 65 13% 1% Natural Sources 0 0% 0% Total 508 100% 7% Total Statewide 7372