Cleanest/Best National Average Dirtiest/Worst 0% 50% 100% Land releases: Underground injection: Number of Superfund sites: Rank Superfund sites in CALIFORNIA by potential pre-cleanup hazards to public health and the environment Rank states in the U.S. or counties in CALIFORNIA by number of Superfund sites Rank facilities or counties in CALIFORNIA by pounds of TRI chemicals released to land Rank facilities or counties in CALIFORNIA by pounds of TRI chemicals injected underground
Number of sites on the National Priority List (Superfund): 98 Number of Superfund sites that have contaminated or threatened drinking water sources: A minimum of 61 sitesRemedial Assessment Not Begun: 0 sites Emergency Removal of Contaminants / Remedial Assessment Not Begun: 0 sites Study Underway: 20 sites Remedy Selected: 1 site Design Underway: 6 sites Construction Underway: 33 sites Construction Completed: 38 sites Number of facilities releasing TRI chemicals to land: 109 Pounds of TRI chemicals released to land: 19,375,935 Number of facilities injecting TRI chemicals underground: 3 Pounds of TRI chemicals injected underground: 37,228
Detected at Superfund sites: TRICHLOROETHYLENE List all Released to land at TRI facilities:  LEAD COMPOUNDS List all Injected underground at TRI facilities:  N-METHYL-2-PYRROLIDONE List all