California Air Resources Board 2004 Almanac (web) Table 5-40 Chapter 5 San Francisco Bay Area Methylene Chloride Emissions San Francisco Bay Area - Methylene Chloride Emissions Source tons/year Percent Air Basin Percent State Stationary Sources 387 34% 5% Area-wide Sources 746 66% 10% 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 1134 100% 15% Total Statewide 7588