San Diego - Methylene Chloride Emissions Source tons/year Percent Air Basin Percent State Stationary Sources 97 26% 1% Area-wide Sources 275 74% 3% On-Road Mobile 0 0% 0% Gasoline Vehicles 0 0% 0% Diesel Vehicles 0 0% 0% Other Mobile 0 0% 0% Natural Sources 0 0% 0% Total 372 100% 5% Total Statewide 8166