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Valero Energy

Rank in Toxic 100 Water: 50
Surface Water releases 2014 (lbs): 3,007,999
POTW (sewerage plant) transfers 2014 (lbs): 150,924
Pounds released post-treatment 2014 (lbs): 3,026,036
Total Surface Water and POTW Toxic Hazard 2014: 90,625,947
Percentage of national total 2014 surface water and POTW hazard: 0.035%

Chemicals at facilities displayed below: (
display facilities) (display chemicals)
(Click on column headers to re-sort table: current sort is by percent of total company 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.)
VALERO REFINING TEXAS LP CORPUS CHRISTI EAST PLANT CORPUS CHRISTI TX Chromium and chromium compounds 29 0 29 14,625,000 16.14%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Polycyclic aromatic compounds 11 0 11 14,560,000 16.07%
VALERO REFINING CO - TENNESSEE LLC MEMPHIS TN Hydrogen sulfide 0 31,222 7,056 12,701,109 14.01%
VALERO REFINING-TEXAS LP TEXAS CITY TX Hydrogen sulfide 6,238 0 6,238 11,228,400 12.39%
PREMCOR HARTFORD DISTRIBUTION CENTER HARTFORD IL Benzene 113 0 113 6,215,000 6.86%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Antimony and antimony compounds 2,307 0 2,307 5,767,500 6.36%
VALERO REFINING CO - TENNESSEE LLC MEMPHIS TN Lead and lead compounds 1 526 193 3,480,754 3.84%
ULTRAMAR INC WILMINGTON REFINERY WILMINGTON CA Benzene 2 1,014 62 3,406,009 3.76%
VALERO REFINING CO-CALI FORNIA BENICIA REFINERY BENICIA CA Chromium and chromium compounds 5 0 5 2,740,000 3.02%
VALERO REFINING CO - TENNESSEE LLC MEMPHIS TN Benzene 1 811 48 2,664,757 2.94%
VALERO REFINING TEXAS LP CORPUS CHRISTI EAST PLANT CORPUS CHRISTI TX Benzene 24 0 24 1,320,000 1.46%
VALERO REFINING - MERAUX LLC MERAUX REFINERY MERAUX LA Polycyclic aromatic compounds 1 0 1 1,300,000 1.43%
VALERO REFINING-TEXAS LP CORPUS CHRISTI WEST PLANT CORPUS CHRISTI TX Antimony and antimony compounds 516 0 516 1,290,000 1.42%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Lead and lead compounds 57 0 57 1,026,000 1.13%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Hydrogen sulfide 491 0 491 883,800 0.98%
VALERO REFINING-TEXAS LP TEXAS CITY TX Nitrate compounds 1,176,824 0 1,176,824 741,399 0.82%
VALERO REFINING - MERAUX LLC MERAUX REFINERY MERAUX LA Benzene 13 0 13 715,000 0.79%
VALERO REFINING CO-CALI FORNIA BENICIA REFINERY BENICIA CA Nitrate compounds 849,241 0 849,241 535,022 0.59%
VALERO REFINING - TEXAS LP HOUSTON REFINERY HOUSTON TX Lead and lead compounds 29 0 29 522,000 0.58%
VALERO REFINING-TEXAS LP TEXAS CITY TX Lead and lead compounds 24 0 24 432,000 0.48%
VALERO WILMINGTON ASPHALT PLANT WILMINGTON CA Benzene 0 124 7 403,062 0.44%
PREMCOR ALSIP DISTRIBUTION CENTER ALSIP IL Benzene 7 2 7 391,501 0.43%
VALERO REFINING TEXAS LP CORPUS CHRISTI EAST PLANT CORPUS CHRISTI TX Lead and lead compounds 16 0 16 279,720 0.31%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Benzene 5 0 5 275,000 0.30%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Vanadium and vanadium compounds 1,905 0 1,905 266,700 0.29%
VALERO REFINING - TEXAS LP HOUSTON REFINERY HOUSTON TX Nitrate compounds 374,267 0 374,267 235,788 0.26%
PREMCOR HAMMOND DISTRIBUTION CENTER HAMMOND IN Benzene 4 0 4 220,000 0.24%
VALERO REFINING TEXAS LP CORPUS CHRISTI EAST PLANT CORPUS CHRISTI TX Nitrate compounds 336,268 0 336,268 211,849 0.23%
VALERO REFINING-TEXAS LP TEXAS CITY TX 1,3-Butadiene 2 0 2 184,800 0.20%
VALERO REFINING CO - TENNESSEE LLC MEMPHIS TN Antimony and antimony compounds 0 97 66 166,088 0.18%
VALERO RENEWABLE FUELS JEFFERSON WI Acetaldehyde 21 0 21 165,900 0.18%
VALERO REFINING-TEXAS LP CORPUS CHRISTI WEST PLANT CORPUS CHRISTI TX Lead and lead compounds 8 0 8 151,020 0.17%
VALERO REFINING-TEXAS LP CORPUS CHRISTI WEST PLANT CORPUS CHRISTI TX Benzene 3 0 3 145,200 0.16%
PREMCOR HARTFORD DISTRIBUTION CENTER HARTFORD IL Polycyclic aromatic compounds 0 0 0 143,000 0.16%
VALERO REFINING-TEXAS LP TEXAS CITY TX Cyanide compounds 686 0 686 137,200 0.15%
PREMCOR HARTFORD DISTRIBUTION CENTER HARTFORD IL Ethylbenzene 86 0 86 94,600 0.10%
VALERO REFINING - MERAUX LLC MERAUX REFINERY MERAUX LA Hydrogen sulfide 48 0 48 86,400 0.10%
VALERO REFINING-TEXAS LP CORPUS CHRISTI WEST PLANT CORPUS CHRISTI TX Nitrate compounds 121,005 0 121,005 76,233 0.08%
ULTRAMAR INC WILMINGTON REFINERY WILMINGTON CA Hydrogen sulfide 0 164 37 66,715 0.07%
VALERO REFINING-TEXAS LP TEXAS CITY TX Benzene 1 0 1 58,300 0.06%
VALERO REFINING TEXAS LP CORPUS CHRISTI EAST PLANT CORPUS CHRISTI TX 1,2,4-Trimethylbenzene 24 0 24 47,080 0.05%
VALERO REFINING CO - TENNESSEE LLC MEMPHIS TN Ethylbenzene 1 389 41 45,021 0.05%
VALERO REFINING TEXAS LP CORPUS CHRISTI EAST PLANT CORPUS CHRISTI TX Copper and copper compounds 27 0 27 39,945 0.04%
VALERO LOUISVILLE TERMINAL LOUISVILLE KY Benzene 0 12 1 39,006 0.04%
PREMCOR REFINING GROUP INC PORT ARTHUR PORT ARTHUR TX Nitrate compounds 55,755 0 55,755 35,126 0.04%
VALERO REFINING CO-CALI FORNIA BENICIA REFINERY BENICIA CA Copper and copper compounds 22 0 22 32,475 0.04%
VALERO REFINING - MERAUX LLC MERAUX REFINERY MERAUX LA Nitrate compounds 42,087 0 42,087 26,515 0.03%
VALERO REFINING TEXAS LP CORPUS CHRISTI EAST PLANT CORPUS CHRISTI TX Ethylbenzene 24 0 24 25,894 0.03%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Cyanide compounds 118 0 118 23,600 0.03%
PREMCOR REFINING GROUP INC PORT ARTHUR PORT ARTHUR TX Lead and lead compounds 1 0 1 22,320 0.02%
ULTRAMAR INC WILMINGTON REFINERY WILMINGTON CA Ethylbenzene 0 183 19 20,533 0.02%
VALERO REFINING CO - TENNESSEE LLC MEMPHIS TN Cresol (mixed isomers) 0 12,960 989 19,786 0.02%
ULTRAMAR INC WILMINGTON REFINERY WILMINGTON CA Phenol 0 72,867 5,720 18,876 0.02%
PREMCOR ALSIP DISTRIBUTION CENTER ALSIP IL 1,2,4-Trimethylbenzene 9 0 9 18,000 0.02%
VALERO REFINING - TEXAS LP HOUSTON REFINERY HOUSTON TX Vanadium and vanadium compounds 122 0 122 17,080 0.02%
VALERO REFINING - MERAUX LLC MERAUX REFINERY MERAUX LA Ethylbenzene 14 0 14 15,400 0.02%
VALERO REFINING CO - TENNESSEE LLC MEMPHIS TN Nickel and nickel compounds 2 262 163 14,862 0.02%
PREMCOR REFINING GROUP INC PORT ARTHUR PORT ARTHUR TX Nickel and nickel compounds 157 0 157 14,287 0.02%
VALERO REFINING-TEXAS LP CORPUS CHRISTI WEST PLANT CORPUS CHRISTI TX Tetrachloroethylene (Perchloroethylene) 6 0 6 12,600 0.01%
VALERO THREE RIVERS REFINERY THREE RIVERS TX Lead and lead compounds 1 0 1 12,600 0.01%
VALERO REFINING-TEXAS LP TEXAS CITY TX Mercury and mercury compounds 1 0 1 12,500 0.01%
VALERO REFINING CO - TENNESSEE LLC MEMPHIS TN Cyanide compounds 0 63 62 12,362 0.01%
VALERO REFINING-TEXAS LP TEXAS CITY TX Nickel and nickel compounds 125 0 125 11,375 0.01%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Mercury and mercury compounds 1 0 1 10,000 0.01%
VALERO REFINING - NEW ORLEANS LLC NORCO LA 1,2,4-Trimethylbenzene 5 0 5 10,000 0.01%
VALERO REFINING-TEXAS LP CORPUS CHRISTI WEST PLANT CORPUS CHRISTI TX Mercury and mercury compounds 1 0 1 10,000 0.01%
PREMCOR HAMMOND DISTRIBUTION CENTER HAMMOND IN 1,2,4-Trimethylbenzene 5 0 5 10,000 0.01%
VALERO REFINING - TEXAS LP HOUSTON REFINERY HOUSTON TX Hydrogen sulfide 5 0 5 9,000 0.01%
PREMCOR REFINING GROUP INC PORT ARTHUR PORT ARTHUR TX Hydrogen sulfide 5 0 5 9,000 0.01%
VALERO REFINING-TEXAS LP CORPUS CHRISTI WEST PLANT CORPUS CHRISTI TX Nickel and nickel compounds 89 0 89 8,099 0.01%
VALERO REFINING CO - TENNESSEE LLC MEMPHIS TN Vanadium and vanadium compounds 0 79 54 7,542 0.01%
PREMCOR HARTFORD DISTRIBUTION CENTER HARTFORD IL Toluene 525 0 525 6,825 0.01%
VALERO REFINING-TEXAS LP CORPUS CHRISTI WEST PLANT CORPUS CHRISTI TX 1,2,4-Trimethylbenzene 3 0 3 6,000 0.01%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Ethylbenzene 5 0 5 5,500 0.01%
PREMCOR ALSIP DISTRIBUTION CENTER ALSIP IL Ethylbenzene 5 0 5 5,500 0.01%
VALERO REFINING TEXAS LP CORPUS CHRISTI EAST PLANT CORPUS CHRISTI TX Mercury and mercury compounds 1 0 1 5,100 0.01%
VALERO REFINING-TEXAS LP CORPUS CHRISTI WEST PLANT CORPUS CHRISTI TX Chlorine 450 0 450 4,500 0.00%
VALERO REFINING CO-CALI FORNIA BENICIA REFINERY BENICIA CA Nickel and nickel compounds 49 0 49 4,459 0.00%
PREMCOR REFINING GROUP INC PORT ARTHUR PORT ARTHUR TX 2,4-Dimethylphenol 79 0 79 3,950 0.00%
VALERO REFINING CO - TENNESSEE LLC MEMPHIS TN Phenol 1 14,330 1,125 3,714 0.00%
VALERO REFINING - TEXAS LP HOUSTON REFINERY HOUSTON TX Nickel and nickel compounds 38 0 38 3,458 0.00%
PREMCOR HAMMOND DISTRIBUTION CENTER HAMMOND IN Ethylbenzene 3 0 3 3,300 0.00%
VALERO REFINING-TEXAS LP CORPUS CHRISTI WEST PLANT CORPUS CHRISTI TX Ethylbenzene 3 0 3 2,904 0.00%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Nitrate compounds 4,363 0 4,363 2,749 0.00%
PREMCOR HARTFORD DISTRIBUTION CENTER HARTFORD IL Xylene (mixed isomers) 475 0 475 2,375 0.00%
VALERO REFINING TEXAS LP CORPUS CHRISTI EAST PLANT CORPUS CHRISTI TX Nickel and nickel compounds 25 0 25 2,275 0.00%
VALERO REFINING CO - TENNESSEE LLC MEMPHIS TN Naphthalene 0 1,113 45 2,232 0.00%
VALERO REFINING-TEXAS LP TEXAS CITY TX Zinc and zinc compounds 649 0 649 2,142 0.00%
VALERO REFINING-TEXAS LP TEXAS CITY TX 1,2,4-Trimethylbenzene 1 0 1 2,000 0.00%
VALERO REFINING - MERAUX LLC MERAUX REFINERY MERAUX LA 1,2,4-Trimethylbenzene 1 0 1 2,000 0.00%
VALERO LOUISVILLE TERMINAL LOUISVILLE KY 1,2,4-Trimethylbenzene 0 16 1 1,885 0.00%
VALERO REFINING CO-CALI FORNIA BENICIA REFINERY BENICIA CA Mercury and mercury compounds 0 0 0 1,800 0.00%
VALERO WILMINGTON ASPHALT PLANT WILMINGTON CA Ethylbenzene 0 16 2 1,795 0.00%
VALERO REFINING CO - TENNESSEE LLC MEMPHIS TN Toluene 1 2,660 135 1,759 0.00%
PREMCOR REFINING GROUP INC PORT ARTHUR PORT ARTHUR TX Cresol (mixed isomers) 79 0 79 1,574 0.00%
VALERO REFINING-TEXAS LP TEXAS CITY TX Cresol (mixed isomers) 78 0 78 1,560 0.00%
VALERO REFINING - MERAUX LLC MERAUX REFINERY MERAUX LA n-Hexane 83 0 83 1,411 0.00%
VALERO REFINING-TEXAS LP TEXAS CITY TX Ethylbenzene 1 0 1 1,100 0.00%
PREMCOR HARTFORD DISTRIBUTION CENTER HARTFORD IL Naphthalene 22 0 22 1,100 0.00%
VALERO REFINING - MERAUX LLC MERAUX REFINERY MERAUX LA Toluene 83 0 83 1,079 0.00%
ULTRAMAR INC WILMINGTON REFINERY WILMINGTON CA Toluene 0 1,553 78 1,018 0.00%
VALERO THREE RIVERS REFINERY THREE RIVERS TX Mercury and mercury compounds 0 0 0 1,000 0.00%
VALERO LOUISVILLE TERMINAL LOUISVILLE KY Polycyclic aromatic compounds 0 0 0 957 0.00%
PREMCOR REFINING GROUP INC PORT ARTHUR PORT ARTHUR TX Mercury and mercury compounds 0 0 0 920 0.00%
VALERO LOUISVILLE TERMINAL LOUISVILLE KY Ethylbenzene 0 8 1 898 0.00%
VALERO THREE RIVERS REFINERY THREE RIVERS TX Nitrate compounds 1,418 0 1,418 893 0.00%
VALERO REFINING CO - TENNESSEE LLC MEMPHIS TN Xylene (mixed isomers) 1 4,104 163 813 0.00%
VALERO REFINING-TEXAS LP TEXAS CITY TX Methanol 780 0 780 780 0.00%
VALERO THREE RIVERS REFINERY THREE RIVERS TX Nickel and nickel compounds 7 0 7 637 0.00%
PREMCOR REFINING GROUP INC PORT ARTHUR PORT ARTHUR TX Phenol 192 0 192 634 0.00%
PREMCOR REFINING GROUP INC PORT ARTHUR PORT ARTHUR TX Zinc and zinc compounds 189 0 189 624 0.00%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Phenol 174 0 174 574 0.00%
VALERO REFINING - MERAUX LLC MERAUX REFINERY MERAUX LA Xylene (mixed isomers) 82 0 82 410 0.00%
VALERO REFINING TEXAS LP CORPUS CHRISTI EAST PLANT CORPUS CHRISTI TX n-Hexane 24 0 24 400 0.00%
VALERO REFINING TEXAS LP CORPUS CHRISTI EAST PLANT CORPUS CHRISTI TX Zinc and zinc compounds 118 0 118 389 0.00%
PREMCOR ALSIP DISTRIBUTION CENTER ALSIP IL Toluene 28 0 28 364 0.00%
VALERO REFINING CO-CALI FORNIA BENICIA REFINERY BENICIA CA Zinc and zinc compounds 96 0 96 315 0.00%
VALERO REFINING TEXAS LP CORPUS CHRISTI EAST PLANT CORPUS CHRISTI TX Toluene 24 0 24 306 0.00%
VALERO REFINING CO - TENNESSEE LLC MEMPHIS TN Zinc and zinc compounds 39 150 90 296 0.00%
VALERO REFINING-TEXAS LP CORPUS CHRISTI WEST PLANT CORPUS CHRISTI TX Ethylene glycol 580 0 580 290 0.00%
PREMCOR ALSIP DISTRIBUTION CENTER ALSIP IL Mercury and mercury compounds 0 0 0 283 0.00%
PREMCOR REFINING GROUP INC PORT ARTHUR PORT ARTHUR TX Anthracene 79 0 79 260 0.00%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Naphthalene 5 0 5 250 0.00%
ULTRAMAR INC WILMINGTON REFINERY WILMINGTON CA Xylene (mixed isomers) 1 1,216 49 244 0.00%
VALERO REFINING-TEXAS LP TEXAS CITY TX Phenol 70 0 70 231 0.00%
PREMCOR HAMMOND DISTRIBUTION CENTER HAMMOND IN Toluene 16 0 16 208 0.00%
VALERO REFINING - TEXAS LP HOUSTON REFINERY HOUSTON TX Cyanide compounds 1 0 1 200 0.00%
PREMCOR HARTFORD DISTRIBUTION CENTER HARTFORD IL Benzo(g,h,i)perylene 0 0 0 200 0.00%
VALERO REFINING CO-CALI FORNIA BENICIA REFINERY BENICIA CA Phenol 48 0 48 159 0.00%
VALERO REFINING-TEXAS LP TEXAS CITY TX Naphthalene 3 0 3 156 0.00%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Xylene (mixed isomers) 31 0 31 155 0.00%
PREMCOR ALSIP DISTRIBUTION CENTER ALSIP IL Xylene (mixed isomers) 25 0 25 125 0.00%
PREMCOR ALSIP DISTRIBUTION CENTER ALSIP IL n-Hexane 7 0 7 119 0.00%
VALERO WILMINGTON ASPHALT PLANT WILMINGTON CA Toluene 0 166 8 109 0.00%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Cresol (mixed isomers) 5 0 5 100 0.00%
VALERO REFINING - NEW ORLEANS LLC NORCO LA n-Hexane 5 0 5 85 0.00%
PREMCOR HAMMOND DISTRIBUTION CENTER HAMMOND IN Xylene (mixed isomers) 14 0 14 70 0.00%
PREMCOR HAMMOND DISTRIBUTION CENTER HAMMOND IN n-Hexane 4 0 4 68 0.00%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Toluene 5 0 5 65 0.00%
VALERO REFINING - MERAUX LLC MERAUX REFINERY MERAUX LA Phenol 18 0 18 59 0.00%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Cumene 5 0 5 50 0.00%
VALERO REFINING - MERAUX LLC MERAUX REFINERY MERAUX LA Naphthalene 1 0 1 50 0.00%
PREMCOR HAMMOND DISTRIBUTION CENTER HAMMOND IN Naphthalene 1 0 1 50 0.00%
VALERO REFINING-TEXAS LP CORPUS CHRISTI WEST PLANT CORPUS CHRISTI TX n-Hexane 3 0 3 45 0.00%
VALERO REFINING-TEXAS LP TEXAS CITY TX n-Hexane 2 0 2 37 0.00%
VALERO REFINING-TEXAS LP CORPUS CHRISTI WEST PLANT CORPUS CHRISTI TX Toluene 3 0 3 34 0.00%
VALERO LOUISVILLE TERMINAL LOUISVILLE KY Toluene 0 50 3 33 0.00%
VALERO REFINING - TEXAS LP HOUSTON REFINERY HOUSTON TX Phenol 8 0 8 26 0.00%
VALERO REFINING TEXAS LP CORPUS CHRISTI EAST PLANT CORPUS CHRISTI TX Xylene (mixed isomers) 5 0 5 25 0.00%
VALERO REFINING TEXAS LP CORPUS CHRISTI EAST PLANT CORPUS CHRISTI TX Methanol 24 0 24 24 0.00%
VALERO REFINING - MERAUX LLC MERAUX REFINERY MERAUX LA Cresol (mixed isomers) 1 0 1 20 0.00%
VALERO REFINING - MERAUX LLC MERAUX REFINERY MERAUX LA Cumene 2 0 2 20 0.00%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Anthracene 5 0 5 16 0.00%
VALERO REFINING TEXAS LP CORPUS CHRISTI EAST PLANT CORPUS CHRISTI TX Cyclohexane 24 0 24 14 0.00%
VALERO REFINING-TEXAS LP TEXAS CITY TX Xylene (mixed isomers) 3 0 3 14 0.00%
VALERO REFINING-TEXAS LP TEXAS CITY TX Toluene 1 0 1 13 0.00%
VALERO REFINING-TEXAS LP TEXAS CITY TX Cumene 1 0 1 13 0.00%
VALERO WILMINGTON ASPHALT PLANT WILMINGTON CA Xylene (mixed isomers) 0 48 2 9 0.00%
VALERO LOUISVILLE TERMINAL LOUISVILLE KY Xylene (mixed isomers) 0 46 2 9 0.00%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Methanol 5 0 5 5 0.00%
VALERO REFINING-TEXAS LP TEXAS CITY TX Styrene 1 0 1 4 0.00%
VALERO LOUISVILLE TERMINAL LOUISVILLE KY Naphthalene 0 2 0 4 0.00%
VALERO REFINING - MERAUX LLC MERAUX REFINERY MERAUX LA Anthracene 1 0 1 3 0.00%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Cyclohexane 5 0 5 3 0.00%
VALERO REFINING-TEXAS LP CORPUS CHRISTI WEST PLANT CORPUS CHRISTI TX Methanol 3 0 3 3 0.00%
VALERO WILMINGTON ASPHALT PLANT WILMINGTON CA Naphthalene 0 1 0 2 0.00%
VALERO REFINING-TEXAS LP CORPUS CHRISTI WEST PLANT CORPUS CHRISTI TX Cyclohexane 3 0 3 2 0.00%
VALERO REFINING-TEXAS LP TEXAS CITY TX Cyclohexane 2 0 2 1 0.00%
VALERO REFINING CO - TENNESSEE LLC MEMPHIS TN Methanol 0 5 0 0 0.00%
VALERO WILMINGTON ASPHALT PLANT WILMINGTON CA Cyclohexane 0 3 0 0 0.00%
VALERO LOUISVILLE TERMINAL LOUISVILLE KY n-Hexane 0 13 0 0 0.00%
VALERO REFINING - NEW ORLEANS LLC NORCO LA Ammonia 16,580 0 16,580 0 0.00%
VALERO REFINING CO - TENNESSEE LLC MEMPHIS TN Ammonia 6 1,531 620 0 0.00%
VALERO REFINING TEXAS LP CORPUS CHRISTI EAST PLANT CORPUS CHRISTI TX Ammonia 1,742 0 1,742 0 0.00%
VALERO REFINING-TEXAS LP TEXAS CITY TX Ammonia 205 0 205 0 0.00%
ULTRAMAR INC WILMINGTON REFINERY WILMINGTON CA Ammonia 24 3,114 1,273 0 0.00%
VALERO REFINING CO-CALI FORNIA BENICIA REFINERY BENICIA CA Ammonia 5,656 0 5,656 0 0.00%
VALERO REFINING - MERAUX LLC MERAUX REFINERY MERAUX LA Ammonia 509 0 509 0 0.00%
VALERO REFINING-TEXAS LP CORPUS CHRISTI WEST PLANT CORPUS CHRISTI TX Ammonia 726 0 726 0 0.00%
VALERO REFINING - TEXAS LP HOUSTON REFINERY HOUSTON TX Cobalt and cobalt compounds 6 0 6 0 0.00%
VALERO REFINING - TEXAS LP HOUSTON REFINERY HOUSTON TX Ammonia 65 0 65 0 0.00%
VALERO RENEWABLE FUELS JEFFERSON WI Ammonia 97 0 97 0 0.00%
PREMCOR REFINING GROUP INC PORT ARTHUR PORT ARTHUR TX Ammonia 2,222 0 2,222 0 0.00%
PREMCOR REFINING GROUP INC PORT ARTHUR PORT ARTHUR TX Phenanthrene 79 0 79 0 0.00%
VALERO RENEWABLE FUELS CO LLC DBA VALERO LINDEN PLANT LINDEN IN Ammonia 0 2 1 0 0.00%
VALERO RENEWABLE FUELS CO LLC HARTLEY HARTLEY IA Ammonia 0 2 1 0 0.00%
VALERO WELCOME PLANT WELCOME MN Ammonia 0 0 0 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.

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