2002 Almanac (page 69) Table 2-11 Largest Stationary Sources of PM10 Statewide Particulate Matter (PM10) Air Basin Facility Name City Tons/Year Mojave Desert National Cement Co. Lebec 756 Mojave Desert U.S. Borax Boron 664 Mountain Counties Ampine (Wood Products) Martell 565 San Joaquin Valley Port Of Stockton Stockton 536 Mojave Desert "IMC Chemicals, Inc." Trona 526 Mojave Desert Mitsubishi Cement Lucerne Valley 472 Mojave Desert Calaveras Cement Co. Monolith 404 San Francisco Bay Area Martinez Refining Company Martinez 379 San Joaquin Valley Kern Oil & Refining Co. Bakersfield 377 Mojave Desert Cal Portland Cement Co. Mojave 329 Facility totals are the most recent available data. Some facilities may have reduced or increased emissions since these data were collected. These changes will be reflected in subsequent almanacs. "The list of facilities does not include military bases, landfills, or airports."