California Air Resources Board 2004 Almanac (web) Table 5-73 Chapter 5 Sacramento Valley Methylene Chloride Emissions Sacramento Valley - Methylene Chloride Emissions Source tons/year Percent Air Basin Percent State Stationary Sources 98 28% 1% Area-wide Sources 256 72% 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 353 100% 5% Total Statewide 7588