2002 Almanac (page 279) Table 5-62 2001 Emission Inventory by Compound San Diego Air Basin - Methylene Chloride Emissions Source tons/year Percent Air Basin Percent State Stationary Sources 68 18% 1% Area-wide Sources 310 82% 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 378 100% 5% Total Statewide 8124