California Air Resources Board 2004 Almanac (web) Table 5-62 Chapter 5 San Diego Methylene Chloride Emissions San Diego - Methylene Chloride Emissions Source tons/year Percent Air Basin Percent State Stationary Sources 65 17% 1% Area-wide Sources 316 83% 4% 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 381 100% 5% Total Statewide 7588