PERI
Home

Tesoro

Rank in Toxic 100 Water: 59
Surface Water releases 2014 (lbs): 40,304
POTW (sewerage plant) transfers 2014 (lbs): 420,013
Pounds released post-treatment 2014 (lbs): 91,037
Total Surface Water and POTW Toxic Hazard 2014: 70,157,656
Percentage of national total 2014 surface water and POTW hazard: 0.027%

Chemicals at facilities displayed below: (
display facilities) (display chemicals)
(Click on column headers to re-sort table: current sort is by water RSEI hazard.)
(Links on facility names lead to full TRI reports. Links on cities lead to Mapquest maps. Links on chemical names lead to Scorecard chemical health effects.)
TESORO REFINING & MARKETING CO LLC SALT LAKE CITY UT Hydrogen sulfide 0 53,000 11,978 21,560,399 30.73%
TESORO LOS ANGELES REFINERY WILMINGTON CA Benzene 0 3,865 228 12,563,190 17.91%
TESORO REFINING & MARKETING CO LLC SALT LAKE CITY UT Benzene 0 2,200 130 7,151,104 10.19%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Benzene 0 2,200 130 7,151,104 10.19%
TESORO ALASKA - KENAI REFINERY KENAI AK Polycyclic aromatic compounds 5 0 5 6,500,000 9.26%
TESORO REFINING & MARKETING CO LLC ANACORTES WA Dioxin and dioxin-like compounds 0 0 0 4,398,800 6.27%
TESORO REFINING & MARKETING CO LLC ANACORTES WA Polycyclic aromatic compounds 2 0 2 2,600,000 3.71%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Diethanolamine 0 44,000 3,494 2,480,457 3.54%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA 1,2,4-Trimethylbenzene 0 5,700 336 671,460 0.96%
TESORO REFINING & MARKETING CO LLC MARTINEZ CA Hydrogen sulfide 330 0 330 594,000 0.85%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Chromium and chromium compounds 1 0 1 500,000 0.71%
TESORO REFINING & MARKETING CO LLC ANACORTES WA Hydrogen sulfide 276 0 276 496,800 0.71%
TESORO LOGISTICS GP LLC-ANCHOR AGE TERMINAL ANCHORAGE AK Benzene 8 0 8 440,000 0.63%
TESORO LOS ANGELES REFINERY WILMINGTON CA Hydrogen sulfide 0 1,017 230 413,716 0.59%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Ethylbenzene 0 3,600 367 403,920 0.58%
TESORO LOS ANGELES REFINERY WILMINGTON CA Lead and lead compounds 0 53 19 345,114 0.49%
TESORO REFINING & MARKETING CO LLC MARTINEZ CA Lead and lead compounds 17 0 17 309,600 0.44%
TESORO REFINING & MARKETING CO LLC MARTINEZ CA Polycyclic aromatic compounds 0 0 0 260,000 0.37%
TESORO REFINING & MARKETING CO LLC ANACORTES WA Benzene 4 0 4 220,000 0.31%
TESORO LOS ANGELES REFINERY WILMINGTON CA Diethanolamine 0 2,874 228 162,019 0.23%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Polycyclic aromatic compounds 0 0 0 130,000 0.19%
TESORO ALASKA - KENAI REFINERY KENAI AK Lead and lead compounds 5 0 5 90,000 0.13%
TESORO MANDAN REFINERY MANDAN ND Lead and lead compounds 5 0 5 86,400 0.12%
TESORO REFINING & MARKETING CO LLC SALT LAKE CITY UT 1,2,4-Trimethylbenzene 0 720 42 84,816 0.12%
TESORO REFINING & MARKETING CO LLC MARTINEZ CA Hydrogen cyanide 33 0 33 56,100 0.08%
TESORO REFINING & MARKETING CO LLC MARTINEZ CA Benzene 1 0 1 55,000 0.08%
TESORO ALASKA - KENAI REFINERY KENAI AK Hydrogen sulfide 30 0 30 54,000 0.08%
TESORO REFINING & MARKETING CO LLC SALT LAKE CITY UT Ethylbenzene 0 470 48 52,734 0.08%
TESORO LOS ANGELES REFINERY WILMINGTON CA Ethylbenzene 0 396 40 44,431 0.06%
TESORO LOS ANGELES REFINERY WILMINGTON CA Tetrachloroethylene (Perchloroethylene) 0 185 21 43,318 0.06%
TESORO REFINING & MARKETING CO LLC ANACORTES WA Nickel and nickel compounds 387 0 387 35,217 0.05%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Cresol (mixed isomers) 0 18,000 1,373 27,468 0.04%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Lead and lead compounds 1 0 1 22,915 0.03%
TESORO LOS ANGELES REFINERY WILMINGTON CA 1,2,4-Trimethylbenzene 0 172 10 20,262 0.03%
TESORO REFINING & MARKETING CO LLC MARTINEZ CA Nitrate compounds 31,000 0 31,000 19,530 0.03%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Methanol 0 160,000 12,688 12,688 0.02%
TESORO LOGISTICS GP LLC-ANCHOR AGE TERMINAL ANCHORAGE AK 1,2,4-Trimethylbenzene 6 0 6 12,000 0.02%
TESORO ALASKA - KENAI REFINERY KENAI AK Mercury and mercury compounds 1 0 1 10,000 0.01%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Zinc and zinc compounds 110 6,300 2,243 7,400 0.01%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Toluene 0 11,000 554 7,207 0.01%
TESORO REFINING & MARKETING CO LLC ANACORTES WA Manganese and manganese compounds 774 0 774 5,495 0.01%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Tetrachloroethylene (Perchloroethylene) 0 22 2 5,151 0.01%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Xylene (mixed isomers) 0 23,000 904 4,520 0.01%
TESORO REFINING & MARKETING CO LLC MARTINEZ CA Benzo(g,h,i)perylene 0 0 0 4,000 0.01%
TESORO LOS ANGELES REFINERY WILMINGTON CA Cresol (mixed isomers) 0 2,581 197 3,939 0.01%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Phenol 1 15,000 1,178 3,889 0.01%
TESORO MANDAN REFINERY MANDAN ND Hydrogen sulfide 2 0 2 3,600 0.01%
TESORO LOGISTICS GP LLC-ANCHOR AGE TERMINAL ANCHORAGE AK Ethylbenzene 3 0 3 3,300 0.00%
TESORO REFINING & MARKETING CO LLC SALT LAKE CITY UT Toluene 0 4,600 232 3,014 0.00%
TESORO LOS ANGELES REFINERY WILMINGTON CA Toluene 0 4,270 215 2,798 0.00%
TESORO LOS ANGELES REFINERY WILMINGTON CA Nickel and nickel compounds 0 43 27 2,415 0.00%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Naphthalene 0 1,200 48 2,406 0.00%
TESORO REFINING & MARKETING CO LLC ANACORTES WA Ethylbenzene 2 0 2 2,200 0.00%
TESORO REFINING & MARKETING CO LLC MARTINEZ CA Ethylbenzene 2 0 2 2,200 0.00%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Nickel and nickel compounds 3 31 22 2,014 0.00%
TESORO MANDAN REFINERY MANDAN ND Mercury and mercury compounds 0 0 0 2,000 0.00%
TESORO ALASKA - KENAI REFINERY KENAI AK 1,2,4-Trimethylbenzene 1 0 1 2,000 0.00%
TESORO REFINING & MARKETING CO LLC SALT LAKE CITY UT Xylene (mixed isomers) 0 9,200 362 1,808 0.00%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Hydrogen sulfide 0 3 1 1,220 0.00%
TESORO ALASKA - KENAI REFINERY KENAI AK Ethylbenzene 1 0 1 1,100 0.00%
TESORO REFINING & MARKETING CO LLC MARTINEZ CA Mercury and mercury compounds 0 0 0 1,000 0.00%
TESORO LOS ANGELES REFINERY WILMINGTON CA Phenol 0 3,786 297 981 0.00%
TESORO LOS ANGELES REFINERY WILMINGTON CA Polycyclic aromatic compounds 0 0 0 957 0.00%
TESORO LOS ANGELES REFINERY WILMINGTON CA Xylene (mixed isomers) 0 2,321 91 456 0.00%
TESORO LOS ANGELES REFINERY WILMINGTON CA Zinc and zinc compounds 0 284 96 317 0.00%
TESORO LOS ANGELES REFINERY WILMINGTON CA Naphthalene 0 99 4 198 0.00%
TESORO LOGISTICS GP LLC-ANCHOR AGE TERMINAL ANCHORAGE AK Xylene (mixed isomers) 33 0 33 165 0.00%
TESORO REFINING & MARKETING CO LLC ANACORTES WA Phenol 48 0 48 158 0.00%
TESORO REFINING & MARKETING CO LLC SALT LAKE CITY UT Naphthalene 0 79 3 158 0.00%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Vanadium and vanadium compounds 1 0 1 140 0.00%
TESORO LOGISTICS GP LLC-ANCHOR AGE TERMINAL ANCHORAGE AK n-Hexane 7 0 7 119 0.00%
TESORO REFINING & MARKETING CO LLC ANACORTES WA Toluene 8 0 8 104 0.00%
TESORO MANDAN REFINERY MANDAN ND Naphthalene 2 0 2 100 0.00%
TESORO LOGISTICS GP LLC-ANCHOR AGE TERMINAL ANCHORAGE AK Toluene 5 0 5 65 0.00%
TESORO REFINING & MARKETING CO LLC ANACORTES WA Naphthalene 1 0 1 50 0.00%
TESORO ALASKA - KENAI REFINERY KENAI AK Naphthalene 1 0 1 50 0.00%
TESORO LOGISTICS GP LLC-ANCHOR AGE TERMINAL ANCHORAGE AK Naphthalene 1 0 1 50 0.00%
TESORO MANDAN REFINERY MANDAN ND Phenol 12 0 12 40 0.00%
TESORO LOS ANGELES REFINERY WILMINGTON CA n-Hexane 0 3,865 2 39 0.00%
TESORO REFINING & MARKETING CO LLC SALT LAKE CITY UT Anthracene 0 200 12 39 0.00%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Cumene 0 130 3 25 0.00%
TESORO REFINING & MARKETING CO LLC SALT LAKE CITY UT Cyclohexane 0 370 42 24 0.00%
TESORO MANDAN REFINERY MANDAN ND Carbon disulfide 2 0 2 20 0.00%
TESORO ALASKA - KENAI REFINERY KENAI AK n-Hexane 1 0 1 17 0.00%
TESORO HATHAWAY TERMINAL SIGNAL HILL CA n-Hexane 1 0 1 17 0.00%
TESORO REFINING & MARKETING CO LLC MARTINEZ CA Xylene (mixed isomers) 3 0 3 15 0.00%
TESORO ALASKA - KENAI REFINERY KENAI AK Toluene 1 0 1 13 0.00%
TESORO REFINING & MARKETING CO LLC MARTINEZ CA Toluene 1 0 1 13 0.00%
TESORO MANDAN REFINERY MANDAN ND Toluene 1 0 1 13 0.00%
TESORO HATHAWAY TERMINAL SIGNAL HILL CA Toluene 1 0 1 13 0.00%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Carbon disulfide 1 0 1 10 0.00%
TESORO ALASKA - KENAI REFINERY KENAI AK Xylene (mixed isomers) 2 0 2 10 0.00%
TESORO MANDAN REFINERY MANDAN ND Xylene (mixed isomers) 2 0 2 10 0.00%
TESORO REFINING & MARKETING CO LLC SALT LAKE CITY UT n-Hexane 0 660 0 7 0.00%
TESORO LOS ANGELES REFINERY WILMINGTON CA Styrene 0 26 1 7 0.00%
TESORO REFINING & MARKETING CO LLC ANACORTES WA Anthracene 2 0 2 7 0.00%
TESORO LOS ANGELES REFINERY WILMINGTON CA Cumene 0 26 1 5 0.00%
TESORO HATHAWAY TERMINAL SIGNAL HILL CA Xylene (mixed isomers) 1 0 1 5 0.00%
TESORO LOGISTICS GP LLC-ANCHOR AGE TERMINAL ANCHORAGE AK Cyclohexane 2 0 2 1 0.00%
TESORO ALASKA - KENAI REFINERY KENAI AK Cyclohexane 1 0 1 1 0.00%
TESORO REFINING & MARKETING CO LLC SALT LAKE CITY UT Ammonia 0 6,500 2,606 0 0.00%
TESORO REFINING & MARKETING CO LLC SALT LAKE CITY UT Phenanthrene 0 210 12 0 0.00%
TESORO LOS ANGELES REFINERY WILMINGTON CA Benzo(g,h,i)perylene 0 0 0 0 0.00%
TESORO LOS ANGELES REFINERY WILMINGTON CA Ammonia 0 11,755 4,714 0 0.00%
TESORO LOS ANGELES REFINERY - CARSON OPERATIONS CARSON CA Ammonia 15 14,000 5,629 0 0.00%
TESORO REFINING & MARKETING CO LLC ANACORTES WA Ammonia 1,602 0 1,602 0 0.00%
TESORO REFINING & MARKETING CO LLC ANACORTES WA Phenanthrene 2 0 2 0 0.00%
TESORO ALASKA - KENAI REFINERY KENAI AK Ammonia 1,200 0 1,200 0 0.00%
TESORO REFINING & MARKETING CO LLC MARTINEZ CA Ammonia 3,600 0 3,600 0 0.00%
TESORO MANDAN REFINERY MANDAN ND Ammonia 730 0 730 0 0.00%
TESORO MANDAN REFINERY MANDAN ND Phenanthrene 2 0 2 0 0.00%

Toxic hazard: Pounds of direct releases to surface water and estimated releases from transfers to Publicly Operated Treatment Works (POTW's) reported in the US Environmental Protection Agency's Toxics Release Inventory for the year 2014, weighted by toxicity of chemicals. Weights are from the EPA's Risk-Screening Environmental Indicators project. For details, see technical notes.

Quantity of toxic surface water releases and POTW transfers: Pounds of toxic chemicals released directly to surface water at each TRI facility or transferred off-site to a POTW, without weighting for toxicity or population.

Quantity of toxic post-treatment releases: Pounds of toxic chemicals released directly to surface water plus released after treatment at POTW's.

>>New Toxic 100 Water Search

>>Toxic 100 Water Home Page