California Air Resources Board 2007 Almanac (web) San Joaquin Valley San Joaquin Valley - Methylene Chloride Emissions Source tons/year Percent Air Basin Percent State Stationary Sources 68 16% 1% Area-wide Sources 361 84% 6% On-Road Mobile 0 0% 0% Gasoline Vehicles 0 0% 0% Diesel Vehicles 0 0% 0% Other Mobile 0 0% 0% Gasoline Fuel 0 0% 0% Diesel Fuel 0 0% 0% Other Fuel 0 0% 0% Natural Sources 0 0% 0% Total 429 100% 7% Total Statewide 6527