EmissionsLookup
Non-Compliance TRI Reporter Clean Air Act Clean Water Act RCRA

VALERO CORPUS CHRISTI REFINERIES - WEST PLANT

Quick Summary

  • Released 819,513 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
  • Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
  • Assessed $103,230 in total penalties since records began.
  • Reports releases of chemicals classified as known or probable carcinogens.
Address
5900 UP RIVER ROAD
CORPUS CHRISTI, TX 78407
View on map ↗
County
NUECES County
Industry
Manufacturing
NAICS (North American Industry Classification)
324110
Inspections
10 · last Jul 30, 2025
Total Penalties
$103,230 · last Mar 13, 2023
Registry ID
110064636032

How This Compares

#48 of 1,879 TRI reporters in TX
#246 of 16,877 TRI reporters in Manufacturing

Ranked by most recent year's total TRI releases.

Compliance Status (Last 12 Quarters)

Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.

5
Air (CAA)
Qtrs Non-Compliant
5
Water (CWA)
Qtrs Non-Compliant
12
Hazardous Waste (RCRA)
Qtrs Non-Compliant

TRI Toxic Chemical Releases

Annual pounds of each toxic chemical released to air, water, and land, as reported to the EPA Toxic Release Inventory. Carcinogen (♦) and PFAS designations are per EPA and IARC classifications.

Emissions Trend (2015–2024) +12% overall
Year Total Releases (lbs) vs Prior Year
2015 782,249
2016 772,991 -1%
2017 819,513 +6%
2018 798,722 -3%
2019 509,515 -36%
2020 877,092 +72%
2021 833,665 -5%
2022 975,544 +17%
2023 909,058 -7%
2024 878,673 -3%

2024

Chemical Total (lbs) Air Water Land Off-Site
Hydrogen cyanide 382,162 382,162
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 311,620 311,620
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 42,422 42,422
Ammonia 30,655 30,007 648
Toluene 23,197 23,193 3 1 225
n-Hexane 22,039 22,035 3 1
Xylene (mixed isomers) 18,228 18,227 1 828
Benzene 11,646 11,643 3 0 101 ♦ Carcinogen
Hydrogen sulfide 10,303 10,303
Cyclohexane 4,628 4,625 3 0
Carbon disulfide 3,851 3,851 0
Ethylbenzene 3,606 3,603 3 0 65 ♦ Carcinogen
Propylene 2,380 2,380
Carbonyl sulfide 2,131 2,131
Ethylene 1,990 1,990
Tetrachloroethylene 1,966 1,963 3 ♦ Carcinogen
Chlorine 1,066 548 518
Naphthalene 859 859 0 5 ♦ Carcinogen
1,2,4-Trimethylbenzene 723 719 3 1 0
Ethylene glycol 559 5 554
Polycyclic aromatic compounds 345 344 1 ♦ Carcinogen
Molybdenum trioxide 345 345 3 ♦ Carcinogen
Nickel compounds 309 209 100 1,404 ♦ Carcinogen
Cresol (mixed isomers) 298 298
Hydrogen fluoride 254 254
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 251 251
Styrene 227 227 0 ♦ Carcinogen
Phenanthrene 183 183 6
Lead compounds 146 135 10 794
1,3-Butadiene 128 128 ♦ Carcinogen
Cumene 91 89 2 ♦ Carcinogen
Anthracene 40 40 2
Mercury compounds 13 12 1 130
tert-Butyl alcohol 5 5
Benzo[g,h,i]perylene 5 5 13
Methanol 3 0 3
Dioxin and dioxin-like compounds 1 1 ♦ Carcinogen

2023

Chemical Total (lbs) Air Water Land Off-Site
Hydrogen cyanide 381,845 381,845
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 322,071 322,071 34,163
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 42,798 42,798
n-Hexane 37,008 36,995 3 10
Ammonia 35,577 35,291 286
Toluene 24,040 24,029 3 7 4,960
Xylene (mixed isomers) 18,497 18,490 7 22,276
Hydrogen sulfide 11,284 11,284
Benzene 11,193 11,179 3 11 1,623 ♦ Carcinogen
Cyclohexane 4,477 4,467 3 6
Carbon disulfide 4,139 4,139 0
Ethylbenzene 3,678 3,671 3 3 1,819 ♦ Carcinogen
Carbonyl sulfide 2,552 2,552
Ethylene 2,011 2,011
Tetrachloroethylene 1,966 1,963 3 1 ♦ Carcinogen
Chlorine 1,061 547 514
Naphthalene 876 873 3 335 ♦ Carcinogen
1,2,4-Trimethylbenzene 754 741 3 10 302
Propylene 575 573 2
Molybdenum trioxide 375 375 301 ♦ Carcinogen
Polycyclic aromatic compounds 351 341 10 0 ♦ Carcinogen
Nickel compounds 314 208 105 2,431 ♦ Carcinogen
Cresol (mixed isomers) 298 298 23
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 251 251
Styrene 224 224 5 ♦ Carcinogen
Ethylene glycol 206 5 201
Phenanthrene 186 186 0 27
Lead compounds 145 135 10 794
1,3-Butadiene 129 129 ♦ Carcinogen
Cumene 103 102 1 ♦ Carcinogen
Anthracene 40 40 123
Hydrogen fluoride 14 14
Mercury compounds 13 12 1 13
tert-Butyl alcohol 5 5
Methanol 3 0 3
Dioxin and dioxin-like compounds 1 1 ♦ Carcinogen
Benzo[g,h,i]perylene 1 1 240

2022

Chemical Total (lbs) Air Water Land Off-Site
Hydrogen cyanide 470,643 470,643
n-Hexane 183,761 183,757 3 0
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 138,527 138,527 735
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 52,508 52,508
Ammonia 38,109 36,346 1,763
Toluene 22,714 22,711 3 0 2,730
Benzene 16,576 16,572 3 0 1,768 ♦ Carcinogen
Xylene (mixed isomers) 15,076 15,073 3 0 22,407
Hydrogen sulfide 14,003 13,998 5
Cyclohexane 5,253 5,253
Carbon disulfide 4,065 4,065 1
Ethylbenzene 3,159 3,156 3 0 1,331 ♦ Carcinogen
Carbonyl sulfide 2,165 2,165
Tetrachloroethylene 1,966 1,963 3 1 ♦ Carcinogen
Propylene 937 937
Naphthalene 820 820 0 120 ♦ Carcinogen
Chlorine 743 743
1,2,4-Trimethylbenzene 717 714 3 0 347
Cresol (mixed isomers) 639 639 26
Polycyclic aromatic compounds 419 419 0 ♦ Carcinogen
Molybdenum trioxide 375 375 841 ♦ Carcinogen
Ethylene 375 375
Nickel compounds 338 338 2,154 ♦ Carcinogen
Phenanthrene 311 311 27
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 309 309
Styrene 259 259 6 ♦ Carcinogen
Ethylene glycol 206 5 201
Lead compounds 175 165 10 1,037
1,3-Butadiene 153 153 ♦ Carcinogen
Cumene 116 116 ♦ Carcinogen
Anthracene 56 56 30
Hydrogen fluoride 48 48
Mercury compounds 15 14 1 16
tert-Butyl alcohol 5 5
Methanol 3 3
Benzo[g,h,i]perylene 1 1 64
Dioxin and dioxin-like compounds 1 1 ♦ Carcinogen

2021

Chemical Total (lbs) Air Water Land Off-Site
tert-Butyl alcohol
Hydrogen cyanide 518,619 518,619
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 138,923 138,923 557
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 57,612 57,612
Ammonia 42,379 38,354 4,024
n-Hexane 24,796 24,790 3 3
Toluene 13,526 13,523 3 0 2,067
Benzene 8,046 8,042 3 0 3,308 ♦ Carcinogen
Xylene (mixed isomers) 6,883 6,880 3 0 18,521
Hydrogen sulfide 4,440 4,435 5
Cyclohexane 3,979 3,978 0
Carbon disulfide 3,224 3,224 1
Ethylbenzene 2,265 2,262 3 0 1,021 ♦ Carcinogen
Tetrachloroethylene 1,966 1,963 3 1 ♦ Carcinogen
Chlorine 1,261 743 518
Carbonyl sulfide 1,145 1,145
Propylene 759 759 0
1,2,4-Trimethylbenzene 617 614 3 0 649
Polycyclic aromatic compounds 553 553 0 ♦ Carcinogen
Nickel compounds 452 363 89 9,950 ♦ Carcinogen
Molybdenum trioxide 375 375 28 ♦ Carcinogen
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 340 340
Ethylene 274 274
Ethylene glycol 213 213
Phenol 211 100 111 0 1
Lead compounds 191 181 10 1,440
1,3-Butadiene 166 166 ♦ Carcinogen
Styrene 126 126 ♦ Carcinogen
Naphthalene 124 124 0 95 ♦ Carcinogen
Phenanthrene 59 59 0 44
Cumene 51 51 0 ♦ Carcinogen
Hydrogen fluoride 43 43
Cresol (mixed isomers) 26 26 14
Mercury compounds 16 15 1 20
Methanol 3 3
Benzo[g,h,i]perylene 1 1 7
Dioxin and dioxin-like compounds 1 1 ♦ Carcinogen
Anthracene 1 1 1

2020

Chemical Total (lbs) Air Water Land Off-Site
tert-Butyl alcohol
Hydrogen cyanide 551,226 551,226 186
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 137,216 137,216 7,012
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 61,483 61,483
Ammonia 44,643 41,611 3,032
n-Hexane 22,475 22,468 3 4
Toluene 13,621 13,616 3 2 1,728
Hydrogen sulfide 8,355 8,350 5
Benzene 8,119 8,038 3 78 1,608 ♦ Carcinogen
Xylene (mixed isomers) 7,548 7,543 3 2 21,068
Carbon disulfide 4,123 4,123 0
Cyclohexane 3,845 3,843 2
Ethylbenzene 2,823 2,819 3 1 1,061 ♦ Carcinogen
Carbonyl sulfide 1,909 1,909
Tetrachloroethylene 1,891 1,888 3 1 ♦ Carcinogen
Propylene 1,734 1,734 0
Chlorine 1,374 795 579
1,2,4-Trimethylbenzene 891 884 3 4 83
Polycyclic aromatic compounds 609 604 5 488 ♦ Carcinogen
Ethylene 506 506
Nickel compounds 468 377 91 167,465 ♦ Carcinogen
Molybdenum trioxide 363 363 5,306 ♦ Carcinogen
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 362 362
n-Butyl alcohol 271 271
Phenol 205 106 99 0 99
Lead compounds 202 191 11 866
Ethylene glycol 201 201
1,3-Butadiene 175 175 ♦ Carcinogen
Naphthalene 140 138 1 149 ♦ Carcinogen
Styrene 98 98 2 ♦ Carcinogen
Phenanthrene 65 64 0 156
Cumene 55 55 0 ♦ Carcinogen
Hydrogen fluoride 45 45
Cresol (mixed isomers) 29 29 28
Mercury compounds 16 15 1 8
Methanol 3 3
Benzo[g,h,i]perylene 1 1 118
Dioxin and dioxin-like compounds 1 1 ♦ Carcinogen
Anthracene 1 1 100

2019

Chemical Total (lbs) Air Water Land Off-Site
Hydrogen cyanide 486,670 486,670
Toluene 14,868 14,844 3 21 1,727
Ethylbenzene 2,583 2,572 3 8 843 ♦ Carcinogen
Tetrachloroethylene 1,966 1,963 3 1 ♦ Carcinogen
Chlorine 1,320 814 506
Ethylene 716 716
Polycyclic aromatic compounds 606 598 8 483 ♦ Carcinogen
1,2,4-Trimethylbenzene 457 437 3 17 186
Zinc compounds 240 13 227 30,850
n-Butyl alcohol 42 42
Cresol (mixed isomers) 25 25 217
tert-Butyl alcohol 22 22

2018

Chemical Total (lbs) Air Water Land Off-Site
Asbestos (friable) 90,560 ♦ Carcinogen
Hydrogen cyanide 417,345 417,345
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 125,806 125,806
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 55,074 55,074
Ammonia 50,608 46,178 4,430
n-Hexane 41,109 41,095 3 12
Toluene 25,353 25,341 3 10 5,201
Xylene (mixed isomers) 22,746 22,735 11 21,717
Benzene 12,028 12,021 3 4 2,567 ♦ Carcinogen
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 11,741 11,741
Hydrogen sulfide 9,278 9,272 6
Cyclohexane 5,718 5,705 3 10
Propylene 3,641 3,639 2
Carbon disulfide 3,610 3,610 1
Ethylbenzene 3,266 3,259 3 4 1,910 ♦ Carcinogen
Cyanide compounds 2,598 2,598 483
Tetrachloroethylene 1,969 1,963 6 1 ♦ Carcinogen
Carbonyl sulfide 1,683 1,683
Chlorine 1,515 1,005 510
Ethylene glycol 945 9 936
Ethylene 773 773
Antimony compounds 614 94 520 1
1,2,4-Trimethylbenzene 393 384 3 6 533
Lead compounds 180 170 10 2,089
Hydrogen fluoride 169 169
1,3-Butadiene 161 161 ♦ Carcinogen
Styrene 98 98 9 ♦ Carcinogen
Naphthalene 70 67 3 224 ♦ Carcinogen
Methanol 69 66 3
Polycyclic aromatic compounds 43 39 5 2 ♦ Carcinogen
Cumene 36 34 2 ♦ Carcinogen
n-Butyl alcohol 21 21
Phenanthrene 20 19 1 58
tert-Butyl alcohol 17 17
Mercury compounds 15 14 1 21
Cresol (mixed isomers) 7 7 39
Benzo[g,h,i]perylene 1 1 61
Dioxin and dioxin-like compounds 1 1 ♦ Carcinogen
Anthracene 1 1 8

2017

Chemical Total (lbs) Air Water Land Off-Site
Molybdenum trioxide 5,149 ♦ Carcinogen
Hydrogen cyanide 476,455 476,455
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 128,366 128,366
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 62,446 62,446
Ammonia 52,436 47,850 4,586
n-Hexane 37,715 37,712 3
Toluene 14,670 14,667 3 1,839
Benzene 9,552 9,549 3 2,422 ♦ Carcinogen
Xylene (mixed isomers) 6,952 6,952 13,388
Hydrogen sulfide 5,871 5,866 5
Carbon disulfide 3,679 3,679 1
Cyclohexane 3,235 3,232 3
Cyanide compounds 2,945 2,945 534
Ethylbenzene 2,267 2,264 3 0 650 ♦ Carcinogen
Propylene 2,160 2,160
Zinc compounds 2,077 13 2,064 787
Tetrachloroethylene 1,969 1,963 6 2 ♦ Carcinogen
Carbonyl sulfide 1,445 1,445
Chlorine 1,299 797 502
Ethylene glycol 850 7 843
Antimony compounds 625 96 529 257
Nickel compounds 467 387 80 165,551 ♦ Carcinogen
Ethylene 463 463
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 367 367
1,2,4-Trimethylbenzene 338 335 3 298
Lead compounds 202 193 9 1,853
1,3-Butadiene 182 182 ♦ Carcinogen
Styrene 107 107 6 ♦ Carcinogen
Naphthalene 87 87 469 ♦ Carcinogen
Polycyclic aromatic compounds 61 61 466 ♦ Carcinogen
Methanol 55 52 3
Cumene 40 40 ♦ Carcinogen
Vanadium compounds 33 33 301,032
Phenanthrene 28 28 167
n-Butyl alcohol 19 19
tert-Butyl alcohol 17 17
Mercury compounds 17 16 1 24
Cresol (mixed isomers) 11 11 214
Hydrogen fluoride 2 2
Benzo[g,h,i]perylene 1 1 138
Dioxin and dioxin-like compounds 1 1 ♦ Carcinogen
Anthracene 1 1 109

2016

Chemical Total (lbs) Air Water Land Off-Site
Aluminum oxide (fibrous forms) 1,583,074
Molybdenum trioxide ♦ Carcinogen
Hydrogen cyanide 462,815 462,815
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 121,468 121,468
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 60,913 60,913
Ammonia 39,306 38,036 1,270
n-Hexane 17,849 17,846 3
Toluene 14,238 14,235 3 1,258
Xylene (mixed isomers) 10,740 10,740 13,181
Benzene 10,037 10,035 2 1,096 ♦ Carcinogen
Hydrogen sulfide 6,080 6,075 5
Cyclohexane 4,160 4,157 3
Carbon disulfide 3,602 3,602 0
Propylene 3,152 3,152
Cyanide compounds 2,861 2,861 144
Ethylbenzene 2,836 2,833 3 593 ♦ Carcinogen
Methanol 2,116 2,113 3
Tetrachloroethylene 1,969 1,963 6 1 ♦ Carcinogen
Zinc compounds 1,753 15 1,738 11,344
Carbonyl sulfide 1,614 1,614
Chlorine 1,257 774 483
Ethylene glycol 766 6 760
Antimony compounds 603 106 497
Ethylene 551 551
1,2,4-Trimethylbenzene 503 500 3 170
Nickel compounds 464 387 77 22,372 ♦ Carcinogen
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 354 354
n-Butyl alcohol 199 199
Lead compounds 198 189 9 601
1,3-Butadiene 178 178 ♦ Carcinogen
Styrene 103 103 3 ♦ Carcinogen
Naphthalene 84 84 372 ♦ Carcinogen
Polycyclic aromatic compounds 66 66 ♦ Carcinogen
Cumene 42 42 ♦ Carcinogen
Vanadium compounds 37 37 2,684
Phenanthrene 28 28 13
tert-Butyl alcohol 18 18
Mercury compounds 17 16 1 12
Cresol (mixed isomers) 11 11 8
Benzo[g,h,i]perylene 1 1 156
Dioxin and dioxin-like compounds 1 1 ♦ Carcinogen
Anthracene 1 1 83
Hydrogen fluoride 0 0

2015

Chemical Total (lbs) Air Water Land Off-Site
Vanadium compounds 219,507
Aluminum oxide (fibrous forms) 8,101,331
Molybdenum trioxide ♦ Carcinogen
Hydrogen cyanide 488,482 488,482
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 121,807 121,807
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 63,805 63,805
Ammonia 36,889 36,032 857
n-Hexane 15,671 15,669 2
Toluene 9,090 9,088 2 4,645
Benzene 8,524 8,522 2 2,281 ♦ Carcinogen
Carbon disulfide 6,231 6,231 1
Xylene (mixed isomers) 6,180 6,180 25,070
Hydrogen sulfide 5,926 5,921 5
Cyanide compounds 3,020 3,020 604
Cyclohexane 2,812 2,810 2
Propylene 2,591 2,591
Tetrachloroethylene 1,968 1,963 5 ♦ Carcinogen
Ethylbenzene 1,624 1,622 2 1,553 ♦ Carcinogen
Methanol 1,568 1,566 2
Chlorine 1,282 818 464
Carbonyl sulfide 680 680
Ethylene 608 608
Ethylene glycol 586 6 580
Antimony compounds 541 90 451 271
Nickel compounds 460 387 73 191,616 ♦ Carcinogen
n-Butyl alcohol 442 442
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 377 377
1,2,4-Trimethylbenzene 354 352 2 245
Lead compounds 208 199 9 2,504
1,3-Butadiene 189 189 ♦ Carcinogen
Styrene 85 85 5 ♦ Carcinogen
Naphthalene 84 84 877 ♦ Carcinogen
Polycyclic aromatic compounds 58 58 472 ♦ Carcinogen
Cumene 31 31 ♦ Carcinogen
Phenanthrene 26 26 257
Mercury compounds 17 16 1 19
Cresol (mixed isomers) 11 11 282
Hydrogen fluoride 10 10
tert-Butyl alcohol 8 8
Benzo[g,h,i]perylene 1 1 619
Anthracene 1 1 260
Dioxin and dioxin-like compounds 1 1 ♦ Carcinogen

Waste Management & Recycling

How this facility manages toxic chemicals beyond direct releases — through recycling, energy recovery, and on-site or off-site treatment. Data from the most recent TRI reporting year. Quantities in pounds.

Chemical Released Recycled Energy Recovery Treated
Chlorine 1,432
Mercury compounds 7
Hydrogen sulfide 24,126
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 62,963
Cumene 21,508 1,167 22
Xylene (mixed isomers) 1,321,339 28,594 2,579
Methanol 32,617 883
Tetrachloroethylene 883
Cyclohexane 120,140 1,167 3,478
tert-Butyl alcohol 1,167
Carbonyl sulfide 2,129,269
Toluene 1,322,308 8,947 9,611
Molybdenum trioxide 0
Ethylene glycol 184,018
Lead compounds 66
n-Hexane 410,158 6,844 229,959
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 183,234
Hydrogen fluoride 486,141
Nickel compounds 239
Benzene 361,775 4,041 6,087
Cresol (mixed isomers) 3,563
1,2,4-Trimethylbenzene 464,599 37,612 1,081
Dioxin and dioxin-like compounds 0
Naphthalene 60,154 625 3
Ethylbenzene 239,632 3,550 1,406
Ammonia 9,459,705 638
Carbon disulfide 1,981,017

Off-Site Transfer Destinations

Facilities to which toxic chemicals were transferred for disposal, recycling, energy recovery, or treatment during the most recent TRI reporting year. Quantities in pounds.

Destination Chemical Disposal Recycling Energy Rec. Treatment
US ECOLOGY TEXAS
ROBSTOWN, TX
1,2,4-Trimethylbenzene 0
US ECOLOGY TEXAS
ROBSTOWN, TX
Anthracene 2
US ECOLOGY TEXAS
ROBSTOWN, TX
Lead compounds 44
VALERO CORPUS EAST PLANT
, CORPUS CHRISTI, TX
Lead compounds 704
SAGE ENVIRO TECH
CORPUS CHRISTI, TX
Lead compounds 14
SAGE ENVIRO TECH
CORPUS CHRISTI, TX
Mercury compounds 0
US ECOLOGY TEXAS
ROBSTOWN, TX
Mercury compounds 0
VALERO CORPUS EAST PLANT
, CORPUS CHRISTI, TX
Mercury compounds 122
TM CORPUS CHRISTI SERVICES
CORPUS CHRISTI, TX
Xylene (mixed isomers) 0
US ECOLOGY TEXAS
ROBSTOWN, TX
Xylene (mixed isomers) 0
DESOTEC (FRM. EVOQUA)
PARKER, AZ
Molybdenum trioxide 0
US ECOLOGY TEXAS
ROBSTOWN, TX
Molybdenum trioxide 3
US ECOLOGY TEXAS
ROBSTOWN, TX
Styrene 0
US ECOLOGY TEXAS
ROBSTOWN, TX
Naphthalene 5
US ECOLOGY TEXAS
ROBSTOWN, TX
Phenanthrene 6
DESOTEC (FRM. EVOQUA)
PARKER, AZ
Benzene 86
US ECOLOGY TEXAS
ROBSTOWN, TX
Benzene 2
TM CORPUS CHRISTI SERVICES
CORPUS CHRISTI, TX
Benzene 0
US ECOLOGY TEXAS
ROBSTOWN, TX
Benzo[g,h,i]perylene 13
US ECOLOGY TEXAS
ROBSTOWN, TX
Carbon disulfide 0
US ECOLOGY TEXAS
ROBSTOWN, TX
Nickel compounds 54
SAGE ENVIRO TECH
CORPUS CHRISTI, TX
Nickel compounds 46
TM CORPUS CHRISTI SERVICES
CORPUS CHRISTI, TX
Nickel compounds 0
VALERO CORPUS EAST PLANT
, CORPUS CHRISTI, TX
Nickel compounds 948
US ECOLOGY TEXAS
ROBSTOWN, TX
Toluene 1
TM CORPUS CHRISTI SERVICES
CORPUS CHRISTI, TX
Toluene 0
DESOTEC (FRM. EVOQUA)
PARKER, AZ
Toluene 11
US ECOLOGY TEXAS
ROBSTOWN, TX
Ethylbenzene 0
DESOTEC (FRM. EVOQUA)
PARKER, AZ
Ethylbenzene 1
TM CORPUS CHRISTI SERVICES
CORPUS CHRISTI, TX
Ethylbenzene 0

Compliance Violations

Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.

Program Type Violation Date Return to Compliance Status
caa Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Open
caa FRV Oct 22, 2025 Open
cwa Permit Violations - Violation Specified in Comment Jun 24, 2025 Aug 29, 2025 Resolved
caa FRV Feb 28, 2025 Open
caa FRV Jun 17, 2024 Open
caa FRV Oct 4, 2023 Open
cwa Schedule Event unachieved and not reported Aug 7, 2023 Dec 15, 2023 Resolved
cwa Schedule Event reported late Aug 7, 2023 Open
cwa Schedule Event achieved late but reported Aug 7, 2023 Open
cwa Schedule Event unachieved but reported Aug 7, 2023 Dec 15, 2023 Resolved
cwa Permit Violations - Violation Specified in Comment May 15, 2023 Jun 24, 2025 Resolved
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements Jan 20, 2023 Mar 15, 2023 Resolved
rcra Interim Status Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures Jan 20, 2023 Mar 15, 2023 Resolved
caa FRV Aug 18, 2022 Open
caa HPV Aug 25, 2021 Apr 10, 2023 Resolved
caa FRV Dec 16, 2020 Open
caa FRV Sep 3, 2020 Open
caa HPV Aug 31, 2020 Aug 24, 2022 Resolved
cwa Schedule Event achieved late but reported Jul 15, 2020 Open
caa FRV Jun 15, 2020 Open
cwa Schedule Event achieved late but reported Jan 15, 2020 Open
caa FRV Oct 22, 2019 Open
cwa Permit Violations - Violation Specified in Comment Aug 14, 2019 Open
cwa Schedule Event achieved late but reported Jul 15, 2019 Open

Discharge Limit Exceedances

Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.

Pollutant Violation Reported Limit Exceedance Period Status
Oil & Grease DMR, Limited - Numeric Violation 37.30 mg/L 15.00 +149% May 2025 Open
Fluoride, total [as F] DMR, Limited - Overdue 32.90 mg/L 26.60 +24% Jan 2025 Resolved
Fluoride, total [as F] DMR, Limited - Numeric Violation 32.90 mg/L 26.60 +24% Jan 2025 Open
Oxygen demand, chem. [high level] [COD] DMR, Limited - Numeric Violation 245.50 mg/L 200.00 +23% Jun 2024 Open
Oxygen demand, chem. [high level] [COD] DMR, Limited - Numeric Violation 323.00 mg/L 200.00 +62% Mar 2024 Open
Oxygen demand, chem. [high level] [COD] DMR, Limited - Numeric Violation 210.00 mg/L 200.00 +5% Jun 2023 Resolved
Oil & Grease DMR, Limited - Numeric Violation 148.00 mg/L 15.00 +887% May 2023 Open
Oxygen demand, chem. [high level] [COD] DMR, Limited - Numeric Violation 1,060.00 mg/L 200.00 +430% Feb 2023 Resolved
Oxygen demand, chem. [high level] [COD] DMR, Limited - Numeric Violation 316.00 mg/L 200.00 +58% Jan 2023 Resolved
Oxygen demand, chem. [high level] [COD] DMR, Limited - Numeric Violation 305.00 mg/L 200.00 +53% Dec 2022 Resolved
Oxygen demand, chem. [high level] [COD] DMR, Limited - Numeric Violation 449.00 mg/L 200.00 +125% Nov 2022 Resolved
Oxygen demand, chem. [high level] [COD] DMR, Limited - Numeric Violation 564.00 mg/L 200.00 +182% Oct 2022 Resolved
Cyanide, free [as free] DMR, Limited - Numeric Violation 0.18 kg/d 0.17 +9% Oct 2022 Open
Cyanide, free [as free] DMR, Limited - Overdue 0.18 kg/d 0.17 +9% Oct 2022 Resolved
Oxygen demand, chem. [high level] [COD] DMR, Limited - Numeric Violation 1,410.00 mg/L 200.00 +605% Sep 2022 Resolved
Oxygen demand, chem. [high level] [COD] DMR, Limited - Numeric Violation 1,390.00 mg/L 200.00 +595% Aug 2022 Resolved
Oxygen demand, chem. [high level] [COD] DMR, Limited - Numeric Violation 236.00 mg/L 200.00 +18% May 2022 Resolved
Cyanide, total [as CN] DMR, Limited - Numeric Violation 2.57 kg/d 0.17 +1,427% Oct 2021 Open
Cyanide, total [as CN] DMR, Limited - Numeric Violation 0.79 kg/d 0.08 +861% Oct 2021 Open
Chlorine, total residual DMR, Limited - Numeric Violation 0.00 mg/L 1.00 +100% Feb 2021 Open
Enterococci DMR, Limited - Numeric Violation 57.50 MPN/100mL 35.00 +64% Nov 2020 Open
Enterococci DMR, Limited - Numeric Violation 151.20 MPN/100mL 89.00 +70% Oct 2020 Open
Oil & Grease DMR, Limited - Numeric Violation 23.00 mg/L 15.00 +53% May 2020 Open
Oil & Grease DMR, Limited - Numeric Violation 49.90 mg/L 15.00 +233% May 2020 Open
Solids, total suspended DMR, Limited - Numeric Violation 1,389.24 kg/d 990.63 +40% Mar 2020 Open
Solids, total suspended DMR, Limited - Numeric Violation 663.25 kg/d 626.97 +6% Mar 2020 Open
Solids, total suspended DMR, Limited - Numeric Violation 1,894.68 kg/d 990.63 +91% Jan 2020 Open
Enterococci DMR, Limited - Numeric Violation 122.20 MPN/100mL 89.00 +37% Nov 2019 Open
Oil & Grease DMR, Limited - Numeric Violation 17.20 mg/L 15.00 +15% May 2019 Open
Temperature, water deg. fahrenheit DMR, Limited - Numeric Violation 137.00 deg F 110.00 +25% Apr 2019 Open
Temperature, water deg. fahrenheit DMR, Limited - Overdue 137.00 deg F 110.00 +25% Apr 2019 Resolved
Enterococci DMR, Limited - Numeric Violation 191.80 MPN/100mL 89.00 +116% Jan 2019 Open
Enterococci DMR, Limited - Numeric Violation 770.40 MPN/100mL 89.00 +766% Nov 2018 Open
Oil & Grease DMR, Limited - Numeric Violation 17.00 mg/L 15.00 +13% Sep 2018 Open
Oil & Grease DMR, Limited - Numeric Violation 22.90 mg/L 15.00 +53% Aug 2018 Open
Temperature, water deg. fahrenheit DMR, Limited - Numeric Violation 113.00 deg F 110.00 +3% Jul 2018 Open
Flow, in conduit or thru treatment plant DMR, Limited - Numeric Violation 2.94 MGD 2.79 +5% Jun 2018 Open
Enterococci DMR, Limited - Numeric Violation 2,419.60 MPN/100mL 89.00 +2,619% Feb 2018 Open
Enterococci DMR, Limited - Overdue 2,419.60 MPN/100mL 89.00 +2,619% Feb 2018 Resolved
Enterococci DMR, Limited - Numeric Violation 1,310.00 MPN/100mL 89.00 +1,372% Jan 2018 Open
Enterococci DMR, Limited - Overdue 1,310.00 MPN/100mL 89.00 +1,372% Jan 2018 Resolved
Oil & Grease DMR, Limited - Numeric Violation 18.60 mg/L 15.00 +24% Apr 2017 Open
Oxygen demand, chem. [high level] [COD] DMR, Limited - Numeric Violation 736.00 mg/L 200.00 +268% Mar 2017 Open
Oxygen demand, chem. [high level] [COD] DMR, Limited - Numeric Violation 247.00 mg/L 200.00 +24% Dec 2016 Open
Oxygen demand, chem. [high level] [COD] DMR, Limited - Numeric Violation 242.00 mg/L 200.00 +21% Dec 2016 Open
Oxygen demand, chem. [high level] [COD] DMR, Limited - Numeric Violation 241.00 mg/L 200.00 +21% Dec 2016 Open
Oxygen demand, chem. [high level] [COD] DMR, Limited - Numeric Violation 317.00 mg/L 200.00 +59% Aug 2016 Open
Chlorine, total residual DMR, Limited - Numeric Violation 5.20 mg/L 5.00 +4% Jun 2016 Open
Oil & Grease DMR, Limited - Numeric Violation 21.90 mg/L 15.00 +46% May 2016 Open
Flow, in conduit or thru treatment plant DMR, Limited - Numeric Violation 2.88 MGD 2.79 +3% May 2016 Open

Enforcement Actions

Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.

Date Out of Range
Clean Air Act · Case 3604641812
Date Out of Range
Clean Air Act · Case 3604034560
Date Out of Range
Clean Air Act · Case 3604349454
Date Out of Range
Clean Air Act · Case 3603360761
Date Out of Range
Clean Air Act · Case 3603775704
Date Out of Range
Clean Air Act · Case 3601761354
Administrative - Formal
· Case 06-2023-1755 · Jul 7, 2023
Administrative - Formal
Clean Air Act · Case 3602860400 · Mar 13, 2023
$44,250
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD074604166-19 · Feb 23, 2023
Administrative - Formal
Clean Air Act · Case 3602298496 · Dec 21, 2021
$18,980
Administrative - Formal
Clean Air Act · Case 3602828899 · Sep 20, 2021
$40,000
Administrative - Formal
· Case 06-2021-3371 · Sep 20, 2021
$40,000
Administrative - Formal
· Case 06-2021-3372 · Sep 17, 2021
Administrative - Formal
Clean Air Act · Case 3602828938 · Sep 17, 2021
$0
Judicial
· Case EF-2018-0006 · Dec 29, 2020
$2,850,000
Administrative - Formal
Clean Air Act · Case 3602069109 · Jun 30, 2020
$4,613
Administrative - Formal
· Case 06-2018-4810 · Oct 3, 2018
$26,196
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXR000052829-3 · Jun 2, 2017
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD074604166-18 · Jun 5, 2015
INITIAL 3008(A) COMPLIANCE
RCRA (Hazardous Waste) · Case RCRA-TXD074604166-17 · Aug 20, 2014

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LAIDLAW WASTE SYSTEMS INC
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