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Pacific Southwest, Region 9

Serving: Arizona, California, Hawaii, Nevada, Pacific Islands, Tribal Nations

Toxics Release Inventory, California

California Resources

Top Ten Chemical Releases


Chemical Total Releases
(in pounds)
Lead and Lead Compounds 4,633,754
Ammonia 3,961,644
Asbestos (Friable) 3,907,539
Nitrate Compounds 3,417,694
Copper Compounds 2,006,723
Aluminum (Fume Or Dust) and Aluminum Oxide (fibrous forms) 1,576,022
Methul Tert-Butyl Ether 1,212,607
Styrene 1,113,412
Nickel and Nickel Compounds 1,095,860
Methanol 982,976

Top Ten Facilities


Rank Facility Name City County Name Total Releases
(in pounds)
1 Clean Harbors Buttonwillow LLC Button-Willow Kern, CA 9,009,522
2 Chemical Waste Management, Inc. Kettleman City Kings, CA 6,760,718
3 Mesquite Mine Brawley Imperial, CA 2,405,198
4 Valero Refining Co - California Benicia Refinery Benicia Solano, CA 1,269,827
5 Conoco Phillips - San Francisco Refinery Rodeo Contra Costa, CA 1,193,708
6 Chevron Products Co. Div. of Chevron Usa Inc. El Segundo Los Angeles, CA 1,048,520
7 Shell Oil Products US - Martinez Refinery Martinez Contra Costa, CA 682,536
8 BP West Coast Products LLC Carson Carson Los Angeles, CA 640,990
9 US DOD Marine Corps Camp Pendleton San Diego, CA 575,736
10 Chevron Products Co. - Richmond Refinery Richmond Contra Costa, CA 575,669

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