California Air Resources Board 2004 Almanac (web) Chapter 5 South Coast Perchloroethylene Emissions Table 5-30 South Coast - Perchloroethylene Emissions Source tons/year Percent Air Basin Percent State Stationary Sources 1892 69% 31% Area-wide Sources 847 31% 14% 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 2739 100% 45% Total Statewide 6078