Browse Environmental Hazards
407 toxic release records found.
| Facility | City | State | Chemical | Carcinogen | Total Releases (lbs) | Industry |
|---|---|---|---|---|---|---|
| BASIN ELECTRIC LARAMIE RIVER STATION | WHEATLAND | Wyoming | Arsenic And Arsenic Compounds | No | 8,976 | Electric Utilities |
| PACIFICORP JIM BRIDGER PLANT & BRIDGER COAL CO | POINT OF ROCKS | Wyoming | Zinc compounds | No | 8,867 | Electric Utilities |
| PACIFICORP JIM BRIDGER PLANT & BRIDGER COAL CO | POINT OF ROCKS | Wyoming | Copper And Copper Compounds | No | 8,783 | Electric Utilities |
| STEAMBOAT PROCESSING FACILITY | DOUGLAS | Wyoming | Cyclohexane | No | 8,659 | Natural Gas Processing |
| PACIFICORP JIM BRIDGER PLANT & BRIDGER COAL CO | POINT OF ROCKS | Wyoming | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | No | 8,538 | Electric Utilities |
| HF SINCLAIR PARCO REFINING LLC | SINCLAIR | Wyoming | Ethylbenzene | No | 8,443 | Petroleum |
| PACIFICORP DAVE JOHNSTON PLANT | GLENROCK | Wyoming | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | No | 7,697 | Electric Utilities |
| HF SINCLAIR PARCO REFINING LLC | SINCLAIR | Wyoming | n-Hexane | No | 7,600 | Petroleum |
| PACIFICORP WYODAK PLANT | GILLETTE | Wyoming | Lead And Lead Compounds | No | 7,009 | Electric Utilities |
| CHEYENNE RENEWABLE DIESEL CO LLC | CHEYENNE | Wyoming | n-Hexane | No | 7,005 | Chemicals |
| BASIN ELECTRIC LARAMIE RIVER STATION | WHEATLAND | Wyoming | Selenium And Selenium Compounds | No | 6,821 | Electric Utilities |
| CUSTOM FIBERGLASS INC | CASPER | Wyoming | Styrene | No | 6,360 | Plastics and Rubber |
| 50 BUTTES | GILLETTE | Wyoming | Toluene | No | 6,212 | Natural Gas Processing |
| OPAL GAS PLANT | OPAL | Wyoming | Ethylbenzene | No | 6,001 | Natural Gas Processing |
| PACIFICORP JIM BRIDGER PLANT & BRIDGER COAL CO | POINT OF ROCKS | Wyoming | Arsenic And Arsenic Compounds | No | 5,650 | Electric Utilities |
| 50 BUTTES | GILLETTE | Wyoming | Benzene | No | 5,060 | Natural Gas Processing |
| HF SINCLAIR PARCO REFINING LLC | SINCLAIR | Wyoming | 1,2,4-Trimethylbenzene | No | 4,974 | Petroleum |
| PACIFICORP WYODAK PLANT | GILLETTE | Wyoming | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | No | 4,682 | Electric Utilities |
| PACIFICORP DAVE JOHNSTON PLANT | GLENROCK | Wyoming | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | No | 4,621 | Electric Utilities |
| 50 BUTTES | GILLETTE | Wyoming | Xylene (mixed isomers) | No | 4,312 | Natural Gas Processing |
| WYOMING REFINING CO | NEWCASTLE | Wyoming | Toluene | No | 4,167 | Petroleum |
| HF SINCLAIR PARCO REFINING LLC | SINCLAIR | Wyoming | Cyclohexane | No | 4,100 | Petroleum |
| DOUGLAS GAS PLANT | DOUGLAS | Wyoming | n-Hexane | No | 4,096 | Natural Gas Processing |
| PACIFICORP JIM BRIDGER PLANT & BRIDGER COAL CO | POINT OF ROCKS | Wyoming | Lead And Lead Compounds | No | 3,946 | Electric Utilities |
| HF SINCLAIR PARCO REFINING LLC | SINCLAIR | Wyoming | Carbonyl sulfide | No | 3,901 | Petroleum |
| ECHO SPRINGS GAS PLANT | CARBON | Wyoming | Ethylbenzene | No | 3,817 | Natural Gas Processing |
| PACIFICORP NAUGHTON PLANT | KEMMERER | Wyoming | Hydrogen fluoride | No | 3,671 | Electric Utilities |
| PECAN PIPELINE (WYOMING) JEWELL GAS PLANT | DOUGLAS | Wyoming | n-Hexane | No | 3,650 | Natural Gas Processing |
| HF SINCLAIR CASPER REFINING LLC | CASPER | Wyoming | Toluene | No | 3,594 | Petroleum |
| BLACKS FORK GAS PLANT | GRANGER | Wyoming | Toluene | No | 3,540 | Natural Gas Processing |
| PACIFICORP NAUGHTON PLANT | KEMMERER | Wyoming | Lead And Lead Compounds | No | 3,439 | Electric Utilities |
| VERMILLION GAS PLANT | ROCK SPRINGS | Wyoming | Toluene | No | 3,418 | Natural Gas Processing |
| VERMILLION GAS PLANT | ROCK SPRINGS | Wyoming | Benzene | No | 3,382 | Natural Gas Processing |
| HF SINCLAIR CASPER REFINING LLC | CASPER | Wyoming | Xylene (mixed isomers) | No | 3,338 | Petroleum |
| BUCKING HORSE PLANT | DOUGLAS | Wyoming | n-Hexane | No | 3,242 | Natural Gas Processing |
| HF SINCLAIR PARCO REFINING LLC | SINCLAIR | Wyoming | Propylene | No | 3,190 | Petroleum |
| BASIN ELECTRIC DRY FORK STATION | GILLETTE | Wyoming | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | No | 3,160 | Electric Utilities |
| HF SINCLAIR PARCO REFINING LLC | SINCLAIR | Wyoming | Ethylene | No | 2,910 | Petroleum |
| SILVER EAGLE REFINING-EVANSTON | EVANSTON | Wyoming | n-Hexane | No | 2,813 | Petroleum |
| BASIN ELECTRIC DRY FORK STATION | GILLETTE | Wyoming | Lead And Lead Compounds | No | 2,761 | Electric Utilities |
| BLACKS FORK GAS PLANT | GRANGER | Wyoming | Xylene (mixed isomers) | No | 2,734 | Natural Gas Processing |
| WESTERN GAS RESOURCES HILIGHT GAS PLANT | GILLETTE | Wyoming | n-Hexane | No | 2,733 | Natural Gas Processing |
| PACIFICORP WYODAK PLANT | GILLETTE | Wyoming | Hydrogen fluoride | No | 2,727 | Electric Utilities |
| PIONEER CRYOGENIC PLANT | OPAL | Wyoming | n-Hexane | No | 2,690 | Natural Gas Processing |
| HF SINCLAIR CASPER REFINING LLC | CASPER | Wyoming | Propylene | No | 2,445 | Petroleum |
| BASIN ELECTRIC LARAMIE RIVER STATION | WHEATLAND | Wyoming | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | No | 2,438 | Electric Utilities |
| HF SINCLAIR CASPER REFINING LLC | CASPER | Wyoming | n-Hexane | No | 2,435 | Petroleum |
| BASIN ELECTRIC DRY FORK STATION | GILLETTE | Wyoming | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | No | 2,413 | Electric Utilities |
| BASIN ELECTRIC DRY FORK STATION | GILLETTE | Wyoming | Hydrogen fluoride | No | 2,413 | Electric Utilities |
| TALLGRASS MIDSTREAM LLC - CASPER GAS PLANT & COMPRESSOR STAT | CASPER | Wyoming | n-Hexane | No | 2,400 | Natural Gas Processing |