ASCEND PERFORMANCE MATERIALS CHOCOLATE BAYOU PLANT
Quick Summary
- •Released 19,460,032 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 $66,064 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
LOCATED ON FM 2917 APPROX 8 MI S OF INTX OF HWY 35
ALVIN, TX 77512
View on map ↗ - County
- BRAZORIA County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 325199
- Inspections
- 5 · last Sep 4, 2025
- Total Penalties
- $66,064 · last Sep 13, 2021
- Registry ID
- 110070377148
How This Compares
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.
Qtrs Non-Compliant
Qtrs Non-Compliant
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.
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 21,508,613 | — |
| 2016 | 25,956,946 | +21% |
| 2017 | 19,460,032 | -25% |
| 2018 | 9,699,390 | -50% |
| 2019 | 3,684,432 | -62% |
| 2020 | 13,605,715 | +269% |
| 2021 | 4,678,423 | -66% |
| 2022 | 11,710,138 | +150% |
| 2023 | 12,405,973 | +6% |
| 2024 | 11,888,431 | -4% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Molybdenum trioxide | — | — | — | — | — | ♦ Carcinogen |
| Nitrilotriacetic acid trisodium salt | — | — | — | — | — | |
| Thorium dioxide | — | — | — | — | — | |
| Nitrilotriacetic acid | — | — | — | — | — | ♦ Carcinogen |
| Hydroquinone | — | — | — | — | — | |
| Copper compounds | — | — | — | — | — | |
| Ammonia | 5,273,069 | — | — | 5,273,069 | — | |
| Acrylonitrile | 2,784,308 | 33,496 | — | 2,750,812 | 84 | ♦ Carcinogen |
| Acrylamide | 1,843,875 | — | — | 1,843,875 | — | ♦ Carcinogen |
| Cyanide compounds | 712,799 | 2,566 | — | 710,233 | 92 | |
| Hydrogen cyanide | 547,108 | 18,472 | — | 528,636 | 143 | |
| Acetonitrile | 309,463 | 11,905 | 11,905 | 285,653 | 76 | |
| Acetamide | 118,332 | — | — | 118,332 | — | ♦ Carcinogen |
| Antimony compounds | 71,186 | — | — | 71,186 | 101,164 | |
| Phenol | 50,078 | 1,802 | — | 48,276 | 284 | |
| Pyridine | 39,693 | — | — | 39,693 | — | ♦ Carcinogen |
| Formaldehyde | 33,416 | 3,011 | — | 30,405 | 200 | ♦ Carcinogen |
| Propylene | 27,701 | 27,701 | — | — | — | |
| Acetaldehyde | 18,243 | — | — | 18,243 | — | ♦ Carcinogen |
| Methyl isobutyl ketone | 17,014 | 444 | — | 16,570 | 229 | ♦ Carcinogen |
| Methacrylonitrile | 16,764 | — | — | 16,764 | — | |
| Ethylene glycol | 15,463 | — | — | 15,463 | — | |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 3,097 | — | 3,097 | — | — | |
| Acrylic acid | 2,591 | 393 | — | 2,198 | — | |
| n-Hexane | 1,501 | 1,501 | — | — | — | |
| Acrolein | 1,232 | 279 | — | 953 | — | ♦ Carcinogen |
| Hydrogen fluoride | 598 | 598 | — | — | — | |
| Dibenzofuran | 228 | — | — | 228 | 9,100 | |
| Xylene (mixed isomers) | 167 | 167 | — | — | — | |
| Ethylbenzene | 156 | 156 | — | — | 240 | ♦ Carcinogen |
| Formic acid | 150 | — | — | 150 | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 89 | 89 | — | — | — | |
| Benzene | 59 | 1 | — | 58 | — | ♦ Carcinogen |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 48 | 48 | — | — | — | |
| Methanol | 3 | 3 | — | — | — |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrilotriacetic acid | — | — | — | — | — | ♦ Carcinogen |
| Phenol | — | — | — | — | — | |
| Hydroquinone | — | — | — | — | — | |
| Thorium dioxide | — | — | — | — | — | |
| Molybdenum trioxide | — | — | — | — | — | ♦ Carcinogen |
| Nitrilotriacetic acid trisodium salt | — | — | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | — | — | — | — | — | |
| Ammonia | 5,111,443 | — | — | 5,111,443 | — | |
| Acrylonitrile | 3,883,584 | 40,144 | — | 3,843,440 | 153 | ♦ Carcinogen |
| Acrylamide | 1,665,939 | — | — | 1,665,939 | 1 | ♦ Carcinogen |
| Hydrogen cyanide | 660,269 | 10,040 | — | 650,229 | 267 | |
| Cyanide compounds | 540,096 | 2,558 | — | 537,538 | 177 | |
| Acetonitrile | 241,479 | 9,161 | — | 232,318 | 145 | |
| Acetamide | 114,093 | — | — | 114,093 | — | ♦ Carcinogen |
| Antimony compounds | 31,424 | — | — | 31,424 | 162,833 | |
| Propylene | 29,393 | 29,393 | — | — | — | |
| Methacrylonitrile | 29,125 | — | — | 29,125 | — | |
| Pyridine | 26,296 | — | — | 26,296 | — | ♦ Carcinogen |
| Formaldehyde | 22,202 | 2,516 | — | 19,686 | 486 | ♦ Carcinogen |
| Ethylene glycol | 12,426 | 1 | — | 12,425 | — | |
| Acetaldehyde | 9,459 | — | — | 9,459 | — | ♦ Carcinogen |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 8,563 | 8,563 | — | — | — | |
| Acrylic acid | 5,015 | 487 | — | 4,528 | 1 | |
| Acrolein | 4,850 | 124 | — | 4,726 | — | ♦ Carcinogen |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 4,506 | — | 4,506 | — | — | |
| Benzene | 2,870 | 296 | — | 2,574 | 5,919 | ♦ Carcinogen |
| Formic acid | 746 | — | — | 746 | — | |
| n-Hexane | 735 | 735 | — | — | — | |
| Hydrogen fluoride | 477 | 477 | — | — | — | |
| Methyl isobutyl ketone | 389 | 389 | — | — | 2 | ♦ Carcinogen |
| Xylene (mixed isomers) | 379 | 379 | — | — | 200 | |
| Dibenzofuran | 97 | — | — | 97 | 6,223 | |
| Copper compounds | 68 | — | 68 | — | 606 | |
| Ethylbenzene | 48 | 48 | — | — | 60 | ♦ Carcinogen |
| Methanol | 2 | 2 | — | — | — |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Hydroquinone | — | — | — | — | — | |
| Thorium dioxide | — | — | — | — | — | |
| Ammonia | 3,977,955 | 18,741 | 749 | 3,958,465 | — | |
| Acrylonitrile | 3,967,202 | 27,740 | — | 3,939,462 | 161 | ♦ Carcinogen |
| Acrylamide | 1,561,675 | — | — | 1,561,675 | — | ♦ Carcinogen |
| Methanol | 880,221 | 3,412 | — | 876,809 | 157 | |
| Cyanide compounds | 607,673 | 2,526 | — | 605,147 | 192 | |
| Acetonitrile | 228,662 | 12,477 | — | 216,185 | 157 | |
| Antimony compounds | 112,765 | — | — | 112,765 | — | |
| Acetamide | 104,173 | — | — | 104,173 | — | ♦ Carcinogen |
| Phenol | 63,624 | 1,813 | — | 61,811 | 859 | |
| Pyridine | 51,062 | — | — | 51,062 | 0 | ♦ Carcinogen |
| Methacrylonitrile | 30,902 | — | — | 30,902 | 0 | |
| Propylene | 30,764 | 30,764 | — | — | — | |
| Methyl isobutyl ketone | 23,930 | 472 | — | 23,458 | 73 | ♦ Carcinogen |
| Formaldehyde | 23,611 | 892 | — | 22,719 | 157 | ♦ Carcinogen |
| Ethylene glycol | 22,014 | 12 | — | 22,002 | — | |
| Acetaldehyde | 9,780 | — | — | 9,780 | — | ♦ Carcinogen |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 5,808 | — | 5,808 | — | — | |
| Acrylic acid | 4,798 | 413 | — | 4,385 | 1 | |
| Acrolein | 1,026 | 229 | — | 797 | — | ♦ Carcinogen |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 901 | 901 | — | — | — | |
| Hydrogen fluoride | 466 | 466 | — | — | — | |
| Formic acid | 454 | — | — | 454 | — | |
| Ethylbenzene | 230 | 195 | — | 35 | 1,200 | ♦ Carcinogen |
| Copper compounds | 108 | — | 108 | — | 539 | |
| n-Hexane | 95 | 95 | — | — | — | |
| Dibenzofuran | 76 | — | — | 76 | 9,535 | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 59 | 59 | — | — | — | |
| Benzene | 56 | 1 | — | 55 | — | ♦ Carcinogen |
| Xylene (mixed isomers) | 39 | 39 | — | — | — | |
| Hydrogen cyanide | 9 | 9 | — | — | — | |
| Nitrilotriacetic acid | 0 | 0 | — | — | — | ♦ Carcinogen |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Acetaldehyde | — | — | — | — | — | ♦ Carcinogen |
| Thorium dioxide | — | — | — | — | — | |
| Hydroquinone | — | — | — | — | — | |
| Phenol | — | — | — | — | — | |
| Nitrilotriacetic acid | — | — | — | — | 1 | ♦ Carcinogen |
| Acrylonitrile | 1,600,609 | 33,941 | — | 1,566,668 | 43 | ♦ Carcinogen |
| Acrylamide | 1,468,541 | — | — | 1,468,541 | 1 | ♦ Carcinogen |
| Cyanide compounds | 463,974 | 2,391 | — | 461,583 | 137 | |
| Acetonitrile | 423,090 | 12,781 | — | 410,309 | 55 | |
| Antimony compounds | 352,313 | — | — | 352,313 | 12 | |
| Acetamide | 127,267 | — | — | 127,267 | — | ♦ Carcinogen |
| Pyridine | 78,395 | — | — | 78,395 | 1 | ♦ Carcinogen |
| Formaldehyde | 43,952 | 15,996 | — | 27,956 | 662 | ♦ Carcinogen |
| Methacrylonitrile | 35,239 | — | — | 35,239 | — | |
| Ammonia | 26,545 | 4,685 | — | 21,860 | — | |
| Propylene | 25,389 | 25,389 | — | — | — | |
| Ethylene glycol | 11,642 | 14 | — | 11,628 | 6 | |
| Benzene | 5,066 | 32 | — | 5,034 | 3 | ♦ Carcinogen |
| Acrylic acid | 4,995 | 557 | — | 4,438 | 1 | |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 4,416 | — | 4,416 | — | — | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 2,594 | 2,594 | — | — | — | |
| Acrolein | 2,463 | 40 | — | 2,423 | — | ♦ Carcinogen |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 993 | 993 | — | — | — | |
| Hydrogen fluoride | 394 | 394 | — | — | — | |
| Formic acid | 385 | — | — | 385 | 5 | |
| Copper compounds | 64 | — | 64 | — | 591 | |
| Xylene (mixed isomers) | 46 | 46 | — | — | — | |
| Methyl isobutyl ketone | 15 | 15 | — | — | — | ♦ Carcinogen |
| Methanol | 11 | 11 | — | — | — | |
| Hydrogen cyanide | 9 | 9 | — | — | — | |
| Ethylbenzene | 8 | 8 | — | — | — | ♦ Carcinogen |
| n-Hexane | 6 | 6 | — | — | — | |
| Dibenzofuran | 2 | — | — | 2 | 13,457 |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Acrylamide | 5,115,475 | 1 | — | 5,115,474 | — | ♦ Carcinogen |
| Ammonia | 2,916,067 | 15,903 | 678 | 2,899,486 | — | |
| Methanol | 2,009,928 | 3,920 | — | 2,006,008 | 73 | |
| Acrylonitrile | 1,380,273 | 27,858 | — | 1,352,415 | 85 | ♦ Carcinogen |
| Hydrogen cyanide | 611,507 | 10,376 | — | 601,131 | 27 | |
| Cyanide compounds | 518,423 | 2,599 | — | 515,824 | 137 | |
| Acetonitrile | 339,100 | 8,952 | — | 330,148 | 74 | |
| Antimony compounds | 301,074 | 1 | — | 301,073 | — | |
| Acetamide | 125,110 | 1 | — | 125,109 | — | ♦ Carcinogen |
| Phenol | 90,636 | 2,406 | — | 88,230 | 19,044 | |
| Pyridine | 57,719 | — | — | 57,719 | 2 | ♦ Carcinogen |
| Formaldehyde | 37,622 | 1,020 | — | 36,602 | 74 | ♦ Carcinogen |
| Propylene | 32,051 | 32,051 | — | — | — | |
| Methacrylonitrile | 29,964 | 1 | — | 29,963 | — | |
| Acrylic acid | 8,509 | 546 | — | 7,963 | — | |
| Ethylene glycol | 8,321 | 40 | — | 8,281 | — | |
| Acetaldehyde | 8,004 | 1 | — | 8,003 | — | ♦ Carcinogen |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 5,252 | — | 5,252 | — | — | |
| Benzene | 4,238 | 375 | — | 3,863 | 8,953 | ♦ Carcinogen |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 2,861 | 2,861 | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 1,316 | 1,316 | — | — | — | |
| Formic acid | 928 | 1 | — | 927 | — | |
| Dibenzofuran | 604 | 1 | — | 603 | 35,028 | |
| Hydrogen fluoride | 536 | 536 | — | — | 1 | |
| Acrolein | 144 | 19 | — | 125 | — | ♦ Carcinogen |
| Xylene (mixed isomers) | 42 | 42 | — | — | — | |
| Methyl isobutyl ketone | 6 | 6 | — | — | — | ♦ Carcinogen |
| Ethylbenzene | 3 | 3 | — | — | 2 | ♦ Carcinogen |
| Hydroquinone | 1 | 1 | — | — | — | |
| n-Hexane | 1 | 1 | — | — | — | |
| Nitrilotriacetic acid | 1 | 1 | — | 0 | — | ♦ Carcinogen |
| Thorium dioxide | 1 | 1 | — | — | — | |
| Copper compounds | 0 | 0 | — | — | — |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Acrylonitrile | 1,968,967 | 29,168 | — | 1,939,799 | 243 | ♦ Carcinogen |
| Formic acid | 1,596,349 | 18 | — | 1,596,331 | — | |
| Pyridine | 71,905 | — | — | 71,905 | 0 | ♦ Carcinogen |
| Methacrylonitrile | 34,010 | 1 | — | 34,009 | — | |
| Benzene | 7,402 | 7,378 | — | 24 | 361 | ♦ Carcinogen |
| Methyl isobutyl ketone | 4,986 | 588 | — | 4,398 | 233 | ♦ Carcinogen |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 706 | 706 | — | — | 10 | |
| Ethylbenzene | 104 | 101 | — | 3 | 700 | ♦ Carcinogen |
| Methanol | 1 | 1 | — | — | — | |
| n-Hexane | 1 | 1 | — | — | — | |
| Nitrilotriacetic acid | 1 | 1 | — | 0 | — | ♦ Carcinogen |
| Acetaldehyde | 0 | — | — | 0 | — | ♦ Carcinogen |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Acrylamide | 3,001,838 | 1 | — | 3,001,837 | — | ♦ Carcinogen |
| Acrylonitrile | 2,192,392 | 26,291 | — | 2,166,101 | 192 | ♦ Carcinogen |
| Methanol | 1,625,313 | 3,274 | — | 1,622,039 | 288 | |
| Cyanide compounds | 1,575,199 | 2,831 | — | 1,572,368 | 50 | |
| Antimony compounds | 463,310 | 1 | — | 463,309 | — | |
| Acetonitrile | 335,102 | 7,348 | — | 327,754 | 192 | |
| Acetamide | 129,881 | 1 | — | 129,880 | — | ♦ Carcinogen |
| Pyridine | 107,947 | — | — | 107,947 | 0 | ♦ Carcinogen |
| Phenol | 51,069 | 2,612 | — | 48,457 | 187 | |
| Methacrylonitrile | 40,557 | 1 | — | 40,556 | — | |
| Acetaldehyde | 38,494 | 1 | — | 38,493 | — | ♦ Carcinogen |
| Propylene | 33,565 | 33,565 | — | — | — | |
| Ammonia | 29,661 | 5,545 | — | 24,116 | — | |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 22,068 | — | 22,068 | — | — | |
| Formaldehyde | 17,526 | 1,159 | — | 16,367 | 377 | ♦ Carcinogen |
| Acrylic acid | 11,128 | 567 | — | 10,561 | — | |
| Ethylene glycol | 10,982 | 61 | — | 10,921 | — | |
| Benzene | 4,620 | 415 | — | 4,205 | 3,421 | ♦ Carcinogen |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 3,433 | 3,433 | — | — | — | |
| Hydrogen cyanide | 1,971 | 202 | — | 1,769 | 0 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 1,520 | 1,520 | — | — | 100 | |
| Formic acid | 672 | 1 | — | 671 | — | |
| Hydrogen fluoride | 544 | 544 | — | — | 1 | |
| Dibenzofuran | 358 | 1 | — | 357 | 32,955 | |
| Xylene (mixed isomers) | 125 | 125 | — | — | — | |
| Methyl isobutyl ketone | 70 | 70 | — | — | — | ♦ Carcinogen |
| Acrolein | 29 | 29 | — | — | — | ♦ Carcinogen |
| Nitrilotriacetic acid | 12 | 12 | — | 0 | — | ♦ Carcinogen |
| Ethylbenzene | 3 | 3 | — | — | — | ♦ Carcinogen |
| n-Hexane | 1 | 1 | — | — | — | |
| Hydroquinone | 1 | 1 | — | — | — | |
| Thorium dioxide | 1 | 1 | — | — | — |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ammonia | 5,733,365 | 20,165 | 2,108 | 5,711,092 | — | |
| Acrylonitrile | 3,229,007 | 25,007 | — | 3,204,000 | 120 | ♦ Carcinogen |
| Acrylic acid | 2,856,196 | 528 | — | 2,855,668 | — | |
| Acetonitrile | 2,010,872 | 8,013 | — | 2,002,859 | 113 | |
| Acrylamide | 1,408,278 | 1 | — | 1,408,277 | — | ♦ Carcinogen |
| Cyanide compounds | 1,136,649 | 2,638 | — | 1,134,011 | 60 | |
| Formic acid | 921,006 | 1 | — | 921,005 | — | |
| Acrolein | 641,124 | 140 | — | 640,984 | — | ♦ Carcinogen |
| Antimony compounds | 610,499 | 1 | — | 610,498 | — | |
| Methacrylonitrile | 263,138 | 1 | — | 263,137 | — | |
| Phenol | 161,942 | 2,500 | — | 159,442 | 0 | |
| Formaldehyde | 135,606 | 1,922 | — | 133,684 | 235 | ♦ Carcinogen |
| Acetamide | 117,194 | 1 | — | 117,193 | — | ♦ Carcinogen |
| Pyridine | 116,170 | — | — | 116,170 | — | ♦ Carcinogen |
| Propylene | 35,169 | 35,169 | — | — | — | |
| Acetaldehyde | 32,532 | 1 | — | 32,531 | — | ♦ Carcinogen |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 14,583 | — | 14,583 | — | — | |
| Ethylene glycol | 14,349 | 39 | — | 14,310 | — | |
| Benzene | 10,258 | 387 | — | 9,871 | 5,121 | ♦ Carcinogen |
| Methyl isobutyl ketone | 5,083 | 594 | — | 4,489 | 0 | ♦ Carcinogen |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 3,053 | 3,053 | — | — | — | |
| Hydrogen cyanide | 2,280 | 511 | — | 1,769 | 0 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 1,125 | 1,125 | — | — | — | |
| Hydrogen fluoride | 476 | 476 | — | — | — | |
| Nitrilotriacetic acid | 38 | 11 | — | 27 | — | ♦ Carcinogen |
| Ethylbenzene | 19 | 19 | — | — | — | ♦ Carcinogen |
| Xylene (mixed isomers) | 17 | 17 | — | — | — | |
| Methanol | 3 | 3 | — | — | — | |
| Hydroquinone | 1 | 1 | — | — | — | |
| Dibenzofuran | 1 | 1 | — | — | 60,085 | |
| n-Hexane | 1 | 1 | — | — | — |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ammonia | 5,886,931 | 1 | — | 5,886,930 | — | |
| Acrylonitrile | 4,990,415 | 26,296 | — | 4,964,119 | 118 | ♦ Carcinogen |
| Acrylic acid | 3,144,783 | 542 | — | 3,144,241 | — | |
| Acetonitrile | 2,794,737 | 7,977 | — | 2,786,760 | 116 | |
| Formic acid | 1,773,427 | 20 | — | 1,773,407 | — | |
| Hydrogen cyanide | 1,710,430 | 17,443 | — | 1,692,987 | 3 | |
| Methanol | 1,668,996 | 3,671 | — | 1,665,325 | 156 | |
| Cyanide compounds | 1,116,709 | 5,001 | — | 1,111,708 | 102 | |
| Acrolein | 918,372 | 159 | — | 918,213 | — | ♦ Carcinogen |
| Acrylamide | 721,561 | 1 | — | 721,560 | — | ♦ Carcinogen |
| Antimony compounds | 288,418 | 1 | — | 288,417 | — | |
| Methacrylonitrile | 263,110 | 1 | — | 263,109 | — | |
| Phenol | 157,368 | 2,670 | — | 154,698 | 116 | |
| Acetamide | 118,174 | 1 | — | 118,173 | — | ♦ Carcinogen |
| Pyridine | 116,518 | — | — | 116,518 | 2 | ♦ Carcinogen |
| Acetaldehyde | 102,092 | 1 | — | 102,091 | — | ♦ Carcinogen |
| Formaldehyde | 91,327 | 1,102 | — | 90,225 | 296 | ♦ Carcinogen |
| Propylene | 37,147 | 37,147 | — | — | — | |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 21,274 | — | 21,274 | — | — | |
| Ethylene glycol | 14,796 | 40 | — | 14,756 | — | |
| Benzene | 10,007 | 383 | — | 9,624 | 8,146 | ♦ Carcinogen |
| Hydrogen fluoride | 3,623 | 3,623 | — | — | — | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 3,501 | 3,501 | — | — | — | |
| Methyl isobutyl ketone | 1,925 | — | — | 1,925 | — | ♦ Carcinogen |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 1,243 | 1,243 | — | — | — | |
| Nitrilotriacetic acid | 31 | 1 | — | 30 | — | ♦ Carcinogen |
| n-Hexane | 28 | 28 | — | — | — | |
| Xylene (mixed isomers) | 3 | 3 | — | — | — | |
| Hydroquinone | 1 | 1 | — | — | — | |
| Dibenzofuran | 1 | 1 | — | — | 86,504 |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ammonia | 6,053,269 | 17,377 | 4,068 | 6,031,824 | — | |
| Acrylonitrile | 4,492,640 | 38,261 | — | 4,454,379 | 157 | ♦ Carcinogen |
| Acrylic acid | 2,894,365 | 569 | — | 2,893,796 | — | |
| Acetonitrile | 2,892,220 | 8,926 | — | 2,883,294 | 148 | |
| Cyanide compounds | 1,344,411 | 5,001 | — | 1,339,410 | 298 | |
| Formic acid | 1,264,353 | 1 | — | 1,264,352 | — | |
| Acrylamide | 891,097 | 1 | — | 891,096 | — | ♦ Carcinogen |
| Acrolein | 671,467 | 149 | — | 671,318 | — | ♦ Carcinogen |
| Antimony compounds | 206,084 | 1 | — | 206,083 | — | |
| Methacrylonitrile | 189,025 | 1 | — | 189,024 | — | |
| Acetamide | 118,051 | 1 | — | 118,050 | — | ♦ Carcinogen |
| Pyridine | 114,728 | — | — | 114,728 | 0 | ♦ Carcinogen |
| Phenol | 113,966 | 2,370 | — | 111,596 | 1,095 | |
| Formaldehyde | 89,790 | 1,078 | — | 88,712 | 294 | ♦ Carcinogen |
| Acetaldehyde | 68,961 | 1 | — | 68,960 | — | ♦ Carcinogen |
| Propylene | 51,643 | 51,643 | — | — | — | |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 30,851 | — | 30,851 | — | — | |
| Ethylene glycol | 13,940 | 39 | — | 13,901 | — | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 3,736 | 3,736 | — | — | — | |
| Hydrogen cyanide | 2,023 | 254 | — | 1,769 | 0 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 1,227 | 1,227 | — | — | — | |
| Hydrogen fluoride | 655 | 655 | — | — | — | |
| Benzene | 61 | 1 | — | 60 | — | ♦ Carcinogen |
| Methyl isobutyl ketone | 44 | 44 | — | — | — | ♦ Carcinogen |
| Methanol | 3 | 3 | — | — | — | |
| n-Hexane | 1 | 1 | — | — | — | |
| Nitrilotriacetic acid | 1 | 1 | — | — | — | ♦ Carcinogen |
| Dibenzofuran | 1 | 1 | — | — | 34,250 | |
| Hydroquinone | 1 | 1 | — | — | — |
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 |
|---|---|---|---|---|
| Acrylamide | — | — | — | 273 |
| Formaldehyde | — | — | — | 54,960 |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | — | — | — | 52,988 |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | 1,032 |
| Cyanide compounds | — | — | — | 92 |
| Propylene | — | — | 14,630,800 | 103,220 |
| Acrylic acid | — | — | 393,200 | 3,825,763 |
| Acetonitrile | — | — | 7,757,600 | 239 |
| Ammonia | — | 266,350 | — | 70,546 |
| Methanol | — | — | 2,600,600 | 98,668 |
| Dibenzofuran | — | — | — | 9,100 |
| Hydrogen fluoride | — | — | — | 406,300 |
| Ethylbenzene | — | — | — | 2 |
| Benzene | — | — | — | 163,455 |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | — | — | — | 620 |
| Acrylonitrile | — | 928,188 | 30,800 | 567,037 |
| n-Hexane | — | — | — | 128 |
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 |
|---|---|---|---|---|---|
|
WASTE MANAGEMENT OF TEXAS INC - COASTAL PLAINS RECYCLING & D
ALVIN, TX
|
Cyanide compounds | — | — | — | — |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Cyanide compounds | — | — | — | 92 |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Dibenzofuran | — | — | — | 9,100 |
|
WASTE CONTROL SPECIALISTS
ANDREWS, TX
|
Antimony compounds | 101,164 | — | — | — |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Phenol | — | — | — | 284 |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Acetonitrile | — | — | — | 76 |
|
WASTE CONTROL SPECIALISTS
ANDREWS, TX
|
Acetonitrile | — | — | — | — |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Benzene | — | — | — | 2,032 |
|
WASTE CONTROL SPECIALISTS
ANDREWS, TX
|
Benzene | — | — | — | — |
|
WASTE MANAGEMENT OF TEXAS INC - COASTAL PLAINS RECYCLING & D
ALVIN, TX
|
Copper compounds | 1,038 | — | — | — |
|
WASTE MANAGEMENT OF TEXAS INC - COASTAL PLAINS RECYCLING & D
ALVIN, TX
|
Methyl isobutyl ketone | 229 | — | — | — |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Methyl isobutyl ketone | — | — | — | — |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Xylene (mixed isomers) | — | — | — | 728 |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Ethylbenzene | — | — | — | 240 |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Formaldehyde | — | — | — | 200 |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Methanol | — | — | — | 78 |
|
CLEAN HARBORS ARIZONA LLC
PHOENIX, AZ
|
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 68 | — | — | — |
|
CLEAN HARBORS LONE MOUNTAIN LLC
ORIENTA, OK
|
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0 | — | — | — |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Acrylonitrile | — | — | — | 84 |
|
WASTE CONTROL SPECIALISTS
ANDREWS, TX
|
Acrylonitrile | 0 | — | — | — |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Hydrogen cyanide | — | — | — | 18 |
|
WASTE CONTROL SPECIALISTS
ANDREWS, TX
|
Hydrogen cyanide | 125 | — | — | — |
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 | Linked to Viol. Below | — | — | Open |
| caa | — | — | — | Open |
| caa | — | — | — | Open |
| caa | — | — | — | Open |
| caa | Linked to Viol. Below | — | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Sep 4, 2025 | Sep 18, 2025 | Resolved |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | Sep 23, 2024 | Sep 23, 2024 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Sep 23, 2024 | Oct 9, 2024 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Manifest System, Recordkeeping and Reporting | Sep 23, 2024 | Oct 9, 2024 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Sep 23, 2024 | Oct 9, 2024 | Resolved |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Sep 23, 2024 | Oct 17, 2024 | Resolved |
| cwa | Schedule Event reported late | Apr 20, 2024 | — | Open |
| cwa | Schedule Event achieved late but reported | Apr 20, 2024 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Mar 13, 2024 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 21, 2024 | — | Open |
| caa | FRV | Aug 16, 2023 | — | Open |
| cwa | Schedule Event reported late | Mar 26, 2023 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 26, 2023 | — | Open |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Nov 29, 2022 | — | Open |
| rcra | Standards for Owners and Operators of HW TSDs: Use and Management of Containers | Nov 29, 2022 | — | Open |
| rcra | Standards for Owners and Operators of HW TSDs: Manifest System, Recordkeeping and Reporting | Nov 29, 2022 | Jan 24, 2023 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Air Emission Standards for Tanks, Surface Impoundments and Containers | Nov 29, 2022 | — | Open |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Nov 29, 2022 | — | Open |
| rcra | Standards for Owners and Operators of HW TSDs: Air Emission Standards for Equipment Leaks | Nov 29, 2022 | Jan 24, 2023 | Resolved |
| cwa | Schedule Event achieved late but reported | Oct 15, 2022 | — | Open |
| cwa | Schedule Event reported late | Jul 15, 2022 | — | Open |
| cwa | Schedule Event reported late | Apr 15, 2022 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Nov 9, 2021 | Nov 9, 2021 | Resolved |
| cwa | Schedule Event reported late | Jan 15, 2021 | — | Open |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Nov 4, 2020 | Nov 10, 2021 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Nov 4, 2020 | Nov 10, 2021 | Resolved |
| caa | FRV | Oct 23, 2019 | — | Open |
| caa | FRV | Oct 23, 2019 | — | Open |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Nov 6, 2018 | Apr 29, 2019 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Use and Management of Containers | Nov 6, 2018 | Nov 27, 2018 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Nov 6, 2018 | Apr 29, 2019 | Resolved |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Nov 6, 2018 | Nov 27, 2018 | Resolved |
| rcra | Standards for the Management of Specific HW and Specific Types of HW Management Facilities: Hazardous Waste Burned in Boilers and Industrial Furnaces | Nov 6, 2018 | Nov 9, 2018 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Aug 8, 2018 | — | Open |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Oct 18, 2016 | Jul 17, 2017 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Oct 17, 2016 | May 12, 2017 | Resolved |
| caa | FRV | Jun 10, 2016 | — | Open |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Feb 29, 2016 | Jun 3, 2016 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Feb 29, 2016 | Aug 18, 2016 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Preparedness and Prevention | Feb 29, 2016 | Aug 18, 2016 | Resolved |
| rcra | EPA Administered Permit Programs: the HW Permit Program General Information | May 5, 2015 | Jul 7, 2015 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | May 5, 2015 | Jul 7, 2015 | Resolved |
| rcra | Land Disposal Restrictions: Treatment Standards | May 5, 2015 | Jul 7, 2015 | Resolved |
| rcra | Violation of a permit condition or requirement | May 5, 2015 | Jul 7, 2015 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Tank Systems | May 5, 2015 | Jul 7, 2015 | Resolved |
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 |
|---|---|---|---|---|---|---|
| Carbon, tot organic [TOC] | DMR, Limited - Overdue | 137.90 mg/L | 75.00 | +84% | Feb 2025 | Resolved |
| Enterococci | DMR, Limited - Numeric Violation | 125.00 MPN/100mL | 89.00 | +40% | Feb 2025 | Open |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 137.90 mg/L | 75.00 | +84% | Feb 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 909.32 kg/d | 466.71 | +95% | Nov 2024 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 11.40 MGD | 11.00 | +4% | Sep 2024 | Open |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 93.70 mg/L | 75.00 | +25% | Jul 2024 | Open |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 117.30 mg/L | 75.00 | +56% | May 2024 | Resolved |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 87.40 mg/L | 75.00 | +17% | Feb 2024 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 188.02 kg/d | 142.56 | +32% | Feb 2024 | Open |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 149.90 mg/L | 75.00 | +100% | Jan 2024 | Resolved |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 130.80 mg/L | 75.00 | +74% | Dec 2023 | Resolved |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 4.58 mg/L | 4.00 | +15% | Dec 2023 | Open |
| Chlorine, total residual | DMR, Limited - Overdue | 0.80 mg/L | 1.00 | +20% | Jul 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 345.66 kg/d | 260.60 | +33% | Jul 2023 | Open |
| Oil & Grease | DMR, Limited - Numeric Violation | 23.00 mg/L | 15.00 | +53% | Jul 2023 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.80 mg/L | 1.00 | +20% | Jul 2023 | Open |
| Chloroform | DMR, Limited - Numeric Violation | 0.56 kg/d | 0.06 | +778% | Mar 2023 | Open |
| Chloroform | DMR, Limited - Numeric Violation | 0.56 kg/d | 0.14 | +296% | Mar 2023 | Open |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 88.80 mg/L | 75.00 | +18% | Mar 2023 | Open |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 80.50 mg/L | 75.00 | +7% | Feb 2023 | Open |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 83.40 mg/L | 75.00 | +11% | Sep 2022 | Open |
| Chlorine, total residual | DMR, Limited - Overdue | 0.30 mg/L | 1.00 | +70% | Jul 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.30 mg/L | 1.00 | +70% | Jul 2022 | Open |
| Chlorine, total residual | DMR, Limited - Overdue | 0.90 mg/L | 1.00 | +10% | Sep 2021 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.90 mg/L | 1.00 | +10% | Sep 2021 | Open |
| Oil & Grease | DMR, Limited - Numeric Violation | 21.00 mg/L | 15.00 | +40% | Jun 2021 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.80 mg/L | 1.00 | +20% | Nov 2020 | Open |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 128.40 mg/L | 75.00 | +71% | Nov 2020 | Open |
| Chlorine, total residual | DMR, Limited - Overdue | 0.80 mg/L | 1.00 | +20% | Nov 2020 | Open |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 85.80 mg/L | 75.00 | +14% | Oct 2020 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 468.71 kg/d | 260.60 | +80% | Oct 2020 | Open |
| Chlorine, total residual | DMR, Limited - Overdue | 0.90 mg/L | 1.00 | +10% | Jul 2020 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.90 mg/L | 1.00 | +10% | Jul 2020 | Open |
| Chlorine, total residual | DMR, Limited - Overdue | 0.60 mg/L | 1.00 | +40% | Apr 2020 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.60 mg/L | 1.00 | +40% | Apr 2020 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 4.14 mg/L | 4.00 | +4% | Mar 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 157.86 kg/d | 142.56 | +11% | Nov 2019 | Open |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 106.70 mg/L | 75.00 | +42% | Oct 2019 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 4.18 mg/L | 4.00 | +5% | Oct 2019 | Open |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 85.20 mg/L | 75.00 | +14% | Sep 2019 | Open |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 87.00 mg/L | 75.00 | +16% | Jun 2019 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 101.00 MPN/100mL | 89.00 | +13% | Jun 2019 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 574.00 MPN/100mL | 35.00 | +1,540% | May 2019 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 89.00 | +2,619% | May 2019 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 1,733.00 MPN/100mL | 89.00 | +1,847% | Mar 2019 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 89.00 | +2,619% | Feb 2019 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 69.00 MPN/100mL | 35.00 | +97% | Feb 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 148.22 kg/d | 142.56 | +4% | Dec 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 147.56 kg/d | 142.56 | +4% | Nov 2018 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 15.40 MGD | 11.00 | +40% | Oct 2018 | 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.