California Air Resources Board 2004 Almanac (web) Table 5-74 Chapter 5 Sacramento Valley Perchloroethylene Emissions Sacramento Valley - Perchloroethylene Emissions Source tons/year Percent Air Basin Percent State Stationary Sources 373 73% 6% Area-wide Sources 138 27% 2% 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 511 100% 8% Total Statewide 6078