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

THE DOW CHEMICAL COMPANY TEXAS OPERATIONS

Quick Summary

  • Released 941,378 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 $5,004,875 in total penalties since records began.
  • Reports releases of chemicals classified as known or probable carcinogens.
Address
2301 N BRAZOSPORT BLVD.
FREEPORT, TX 77541
View on map ↗
County
BRAZORIA County
Industry
Manufacturing
NAICS (North American Industry Classification)
325199
Inspections
11 · last Jun 20, 2025
Total Penalties
$5,004,875 · last Apr 2, 2025
Registry ID
110008170237

How This Compares

#44 of 1,879 TRI reporters in TX
#225 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.

12
Air (CAA)
Qtrs Non-Compliant
7
Water (CWA)
Qtrs Non-Compliant
2
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) -39% overall
Year Total Releases (lbs) vs Prior Year
2015 1,178,571
2016 492,304 -58%
2017 941,378 +91%
2018 506,050 -46%
2019 738,342 +46%
2020 421,836 -43%
2021 511,902 +21%
2022 337,127 -34%
2023 672,029 +99%
2024 721,461 +7%

2024

Chemical Total (lbs) Air Water Land Off-Site
o-Toluidine ♦ Carcinogen
Cyclohexane
n-Hexane
Zinc compounds
Ethylbenzene ♦ Carcinogen
Mercury compounds
Copper compounds
Cyanide compounds
Trichloroethylene ♦ Carcinogen
Nitrilotriacetic acid ♦ Carcinogen
Nitrilotriacetic acid trisodium salt 175
Thorium dioxide
Ethylene 249,898 249,898
Ammonia 169,248 132,861 36,387
Propylene 78,314 78,314
Asbestos (friable) 44,620 44,620 ♦ Carcinogen
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 35,702 31,458 4,244
Benzene 24,635 24,635 ♦ Carcinogen
Sodium nitrite 11,837 11,837
Formaldehyde 10,819 10,819 65 ♦ Carcinogen
Propylene oxide 10,251 9,556 695 ♦ Carcinogen
1,3-Butadiene 8,749 8,749 ♦ Carcinogen
Allyl alcohol 8,339 138 8,201
Certain glycol ethers 8,307 610 7,697 4,212
Epichlorohydrin 5,779 2,694 3,085 ♦ Carcinogen
Propionaldehyde 5,057 1,060 3,997
Chloroform 4,446 439 4,007 219 ♦ Carcinogen
Diisocyanates 4,202 180 1 4,021 244,311
1,3-Dichloropropylene 3,371 1,114 2,257 7 ♦ Carcinogen
Chlorobenzene 3,339 3,323 16 283,776
1,2,3-Trichloropropane 3,053 678 2,375 2 ♦ Carcinogen
Bis(2-chloro-1-methylethyl) ether 2,540 2,271 269
1,2-Dichloropropane 2,521 2,521 2 ♦ Carcinogen
4,4'-Methylenedianiline 2,362 40 2,322 ♦ Carcinogen
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 2,299 2,299
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 2,157 2,157 4,757
Methanol 2,146 1,804 342 7,639
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 2,005 2,005
Ethylene oxide 1,925 1,085 840 ♦ Carcinogen
Isoprene 1,750 1,750 ♦ Carcinogen
Phenol 1,705 1,699 6 108
Cumene 1,121 1,120 1 3 ♦ Carcinogen
Aniline 1,028 996 32 ♦ Carcinogen
Styrene 676 662 14 97,163 ♦ Carcinogen
1,2-Butylene oxide 644 641 2 1 ♦ Carcinogen
n-Butyl alcohol 558 558 17
Phosgene 515 515
1,2-Dichloroethane 466 403 63 ♦ Carcinogen
N-Methyl-2-pyrrolidone 412 412 26,042
Methyl isobutyl ketone 392 389 3 ♦ Carcinogen
Lead compounds 381 27 2 352 361
Biphenyl 354 351 3
Naphthalene 333 250 83 535 ♦ Carcinogen
Polycyclic aromatic compounds 314 10 304 15 ♦ Carcinogen
Acrylonitrile 300 300 161,133 ♦ Carcinogen
Dichloromethane 228 227 1 471,824 ♦ Carcinogen
Acetaldehyde 214 208 6 ♦ Carcinogen
1,2,4-Trimethylbenzene 188 187 1 32
Butyraldehyde 175 175 3
1,1,2-Trichloroethane 161 161
1,3-Dichloro-2-propanol 153 153
Allyl chloride 152 117 35
Diethanolamine 146 105 41 189
Formic acid 126 126
Bromine 122 3 119
Tetrachloroethylene 100 100 1 ♦ Carcinogen
Hexachlorobenzene 98 95 3 ♦ Carcinogen
Ethylene glycol 98 98 10
N-Hydroxyethylethylenediamine 79 79
Hydrogen cyanide 69 69
Diphenylamine 68 64 4 6
Chlorine 67 67
Dicyclopentadiene 41 41
2,3-Dichloropropene 39 39
1,1,2,2-Tetrachloroethane 37 37 ♦ Carcinogen
Carbon tetrachloride 36 36 132 ♦ Carcinogen
1,2-Dichloroethylene 32 32
1,1,1,2-Tetrachloroethane 22 22 ♦ Carcinogen
Pentachlorobenzene 19 19
Acrylic acid 19 19
Toluene 17 17
2,4-Dichlorophenol 14 14
Hydrogen sulfide 11 1 10
Acrolein 10 10 ♦ Carcinogen
Xylene (mixed isomers) 10 10
1,3-Phenylenediamine 10 10
Methyl methacrylate 7 7
N-Nitrosodiphenylamine 5 5
2,4,6-Trichlorophenol 5 5 ♦ Carcinogen
Glycidol 4 4 ♦ Carcinogen
Pentachloroethane 3 3
1,2-Phenylenediamine 2 2 ♦ Carcinogen
Pentachlorophenol 2 2 ♦ Carcinogen
4,4'-Isopropylidenediphenol 1 1
Dioxin and dioxin-like compounds 1 0 1 0 ♦ Carcinogen

2023

Chemical Total (lbs) Air Water Land Off-Site
Ethylbenzene 621 ♦ Carcinogen
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 114
4,4'-Isopropylidenediphenol
n-Butyl alcohol
Nitrilotriacetic acid ♦ Carcinogen
Cyanide compounds
Thorium dioxide
o-Toluidine ♦ Carcinogen
Cumene 33 ♦ Carcinogen
1,2,4-Trimethylbenzene 103
Nitrilotriacetic acid trisodium salt
Ethylene glycol 35
Ethylene 254,792 254,792
Ammonia 148,116 125,748 22,368
Zinc compounds 73,129 21 9,066 64,042 5,857
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 36,311 28,460 7,851
Sodium nitrite 18,100 18,100
Benzene 16,865 16,865 7,417 ♦ Carcinogen
Propylene oxide 16,075 15,336 739 32 ♦ Carcinogen
Formaldehyde 10,907 10,907 1 ♦ Carcinogen
Toluene 10,240 10,232 8 174,583
Propylene 7,701 7,701
Copper compounds 7,034 5,743 1,291 746
Allyl alcohol 6,656 97 6,559
Epichlorohydrin 6,272 3,065 3,207 ♦ Carcinogen
1,3-Butadiene 5,865 5,865 578 ♦ Carcinogen
Chlorine 4,632 4,632
Diisocyanates 4,289 105 4,184 7,301
Propionaldehyde 4,140 953 3,187
1,3-Dichloropropylene 3,761 1,131 2,630 9 ♦ Carcinogen
Dioxin and dioxin-like compounds 3,069 0 2 3,067 ♦ Carcinogen
1,2,3-Trichloropropane 3,054 429 2,625 8 ♦ Carcinogen
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 2,571 2,571
Chlorobenzene 2,541 2,541 406
Methanol 2,299 2,261 38 1,927
Bis(2-chloro-1-methylethyl) ether 2,166 1,980 186
4,4'-Methylenedianiline 2,086 28 2,058 2 ♦ Carcinogen
Chloroform 2,004 23 1,981 ♦ Carcinogen
Ethylene oxide 1,857 1,020 837 1 ♦ Carcinogen
Isoprene 1,801 1,801 ♦ Carcinogen
Phenol 1,699 1,697 2 12
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,135 1,135
Dichloromethane 1,027 948 79 22,978 ♦ Carcinogen
Styrene 1,011 1,000 11 88,882 ♦ Carcinogen
Certain glycol ethers 820 5 812 3 227
Lead compounds 784 29 2 753 14
Phosgene 762 762
Xylene (mixed isomers) 670 666 4 46
Aniline 664 664 3 ♦ Carcinogen
1,2-Butylene oxide 605 603 2 10,814 ♦ Carcinogen
Acrylonitrile 524 524 147,325 ♦ Carcinogen
Cyclohexane 492 492
N-Methyl-2-pyrrolidone 438 438
Biphenyl 310 307 3 238
Butyraldehyde 283 283
Polycyclic aromatic compounds 279 279 14 ♦ Carcinogen
Hydrogen cyanide 236 236
Naphthalene 221 174 47 1,009 ♦ Carcinogen
Methyl isobutyl ketone 218 217 1 ♦ Carcinogen
1,2-Dichloroethane 190 93 97 105 ♦ Carcinogen
1,3-Dichloro-2-propanol 134 134
Allyl chloride 128 120 8
1,1,2-Trichloroethane 122 122 13
Hexachlorobenzene 116 55 24 37 15 ♦ Carcinogen
Tetrachloroethylene 110 106 4 29 ♦ Carcinogen
Trichloroethylene 88 88 2 ♦ Carcinogen
Acetaldehyde 88 83 5 ♦ Carcinogen
Formic acid 86 86
N-Hydroxyethylethylenediamine 79 79 398
1,2-Dichloropropane 65 65 2,669 ♦ Carcinogen
1,2-Dichloroethylene 47 47
Methyl methacrylate 31 31
2,3-Dichloropropene 30 30
1,1,2,2-Tetrachloroethane 29 29 ♦ Carcinogen
Acrylic acid 23 23
2,4,6-Trichlorophenol 22 22 ♦ Carcinogen
Carbon tetrachloride 22 22 ♦ Carcinogen
Mercury compounds 18 15 3 3
Pentachlorobenzene 15 12 1 2 5
Hydrogen sulfide 13 4 9
Acrolein 10 10 ♦ Carcinogen
Dicyclopentadiene 10 10 1,419
Glycidol 8 8 ♦ Carcinogen
1,3-Phenylenediamine 8 8
Diethanolamine 7 2 4 1 684
N-Nitrosodiphenylamine 4 4 11
Bromine 4 4
1,1,1,2-Tetrachloroethane 3 3 ♦ Carcinogen
Pentachloroethane 2 2
Pentachlorophenol 2 1 1 ♦ Carcinogen
n-Hexane 2 2 1,417
Diphenylamine 1 1 5
1,2-Phenylenediamine 1 1 ♦ Carcinogen

2022

Chemical Total (lbs) Air Water Land Off-Site
Benzene 61 ♦ Carcinogen
Mercury compounds
m-Xylene 34
o-Xylene 17
o-Toluidine ♦ Carcinogen
Formic acid
Cumene 15 ♦ Carcinogen
p-Xylene 8
1,3-Butadiene ♦ Carcinogen
Cyclohexane 121
Nitrilotriacetic acid ♦ Carcinogen
Thorium dioxide
Ammonia 151,433 116,114 35,319
Zinc compounds 64,482 482 34,778 29,222 2,832
Ethylene 12,770 12,770
Formaldehyde 11,379 11,379 ♦ Carcinogen
Propylene oxide 9,921 8,969 952 ♦ Carcinogen
Propylene 8,870 8,870
Certain glycol ethers 6,112 1,111 4,993 8 3,320
Propionaldehyde 5,604 1,099 4,505 6
Sodium nitrite 5,214 5,214
Xylene (mixed isomers) 5,002 5,002 80
Dioxin and dioxin-like compounds 4,669 1 884 3,784 ♦ Carcinogen
1,3-Dichloropropylene 4,503 1,476 3,027 6 ♦ Carcinogen
Copper compounds 4,426 3,334 1,092 1,063
1,2,3-Trichloropropane 3,765 654 3,111 815 ♦ Carcinogen
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 3,615 3,615
Cyanide compounds 3,534 3,534
Epichlorohydrin 3,469 3,469 ♦ Carcinogen
Chlorobenzene 2,334 2,299 35 8,684
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 2,331 2,331 3,063
4,4'-Methylenedianiline 2,267 72 2,195 1,729 ♦ Carcinogen
Styrene 2,234 2,209 25 74,984 ♦ Carcinogen
Ethylene oxide 2,196 1,109 1,087 ♦ Carcinogen
Phenol 1,843 1,841 2 3,854
Ethylbenzene 1,838 1,833 5 2,558 ♦ Carcinogen
Isoprene 1,829 1,829 ♦ Carcinogen
Bis(2-chloro-1-methylethyl) ether 1,728 1,525 203 1
Dichloromethane 1,342 1,342 7,469 ♦ Carcinogen
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,146 1,146
Aniline 730 730 ♦ Carcinogen
1,2-Butylene oxide 611 609 2 6 ♦ Carcinogen
Hydrogen cyanide 513 513
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 484 484
n-Butyl alcohol 454 454
Acrylonitrile 446 446 124,775 ♦ Carcinogen
N-Methyl-2-pyrrolidone 424 424
Methyl isobutyl ketone 369 368 1 ♦ Carcinogen
Naphthalene 357 197 10 150 314 ♦ Carcinogen
Lead compounds 327 28 1 298 615
Butyraldehyde 316 316
Methanol 242 242 9,846
Polycyclic aromatic compounds 217 217 181 ♦ Carcinogen
1,2,4-Trimethylbenzene 207 199 8 29
Ethylene glycol 154 1 153 2
1,2-Dichloroethane 143 143 114 ♦ Carcinogen
Allyl chloride 97 87 10
Toluene 88 88 138
1,1,2-Trichloroethane 88 88 99
1,2-Dichloropropane 86 86 53,378 ♦ Carcinogen
Phosgene 76 76
Acetaldehyde 70 63 7 ♦ Carcinogen
Diisocyanates 67 65 2 64,369
Chloroform 66 24 42 27 ♦ Carcinogen
1,2-Dichloroethylene 65 65 144
Diethanolamine 65 1 61 3 202
2,3-Dichloropropene 64 64
Pentachlorophenol 60 1 59 ♦ Carcinogen
Chlorine 55 55
Acrylic acid 54 54
Tetrachloroethylene 44 43 1 438 ♦ Carcinogen
2,4,6-Trichlorophenol 31 31 ♦ Carcinogen
Trichloroethylene 30 29 1 238 ♦ Carcinogen
Pentachlorobenzene 25 24 1 205
Dicyclopentadiene 25 25
1,1,2,2-Tetrachloroethane 22 22 96 ♦ Carcinogen
Hexachlorobenzene 17 2 5 10 390 ♦ Carcinogen
n-Hexane 11 11 241
Carbon tetrachloride 10 10 4 ♦ Carcinogen
Hydrogen sulfide 10 1 9
Methyl methacrylate 10 10
Acrolein 9 9 ♦ Carcinogen
1,3-Phenylenediamine 7 7
Biphenyl 6 6
Glycidol 5 5 ♦ Carcinogen
1,1,1,2-Tetrachloroethane 5 5 11 ♦ Carcinogen
Bromine 4 4
4,4'-Isopropylidenediphenol 3 3
Pentachloroethane 2 2

2021

Chemical Total (lbs) Air Water Land Off-Site
Ethylbenzene 176 ♦ Carcinogen
1,2,4-Trimethylbenzene 67
Thorium dioxide
Nitrilotriacetic acid ♦ Carcinogen
Cyanide compounds
o-Toluidine ♦ Carcinogen
Ammonia 164,843 123,457 41,386
Zinc compounds 93,883 519 44,285 49,079 283
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 41,763 34,791 6,972
Copper compounds 37,936 8,247 29,689 50
Glycidol 19,770 137 19,633 ♦ Carcinogen
Benzene 16,952 16,952 250 ♦ Carcinogen
Ethylene 16,626 16,626
Certain glycol ethers 15,059 7,888 7,170 1
Formaldehyde 11,306 11,306 ♦ Carcinogen
Propylene oxide 9,913 8,653 1,260 2 ♦ Carcinogen
Epichlorohydrin 8,893 3,187 5,706 ♦ Carcinogen
Propionaldehyde 7,340 1,404 5,936
Propylene 5,001 5,001
1,3-Dichloropropylene 4,682 1,637 3,045 10 ♦ Carcinogen
Dioxin and dioxin-like compounds 4,669 1 884 3,784 ♦ Carcinogen
Sodium nitrite 4,465 4,465
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 4,316 4,316 225
n-Hexane 3,935 3,935
1,2,3-Trichloropropane 3,621 611 3,010 3 ♦ Carcinogen
Cumene 3,581 3,524 57 204 ♦ Carcinogen
Methanol 3,090 3,065 25 76
Ethylene oxide 2,826 1,292 1,534 ♦ Carcinogen
4,4'-Methylenedianiline 2,579 112 2,458 9 ♦ Carcinogen
Chlorobenzene 2,541 2,436 105 318
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 2,200 2,200 1
Isoprene 2,047 2,047 ♦ Carcinogen
1,2-Dichloroethane 1,850 205 1,642 3 1,818 ♦ Carcinogen
Phenol 1,737 1,731 6 13,392
Diisocyanates 1,643 25 4 1,614 38,567
Styrene 1,572 1,523 49 126,844 ♦ Carcinogen
Chloroform 1,495 56 1,438 1 ♦ Carcinogen
Bis(2-chloro-1-methylethyl) ether 1,436 1,115 317 4 1
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,153 1,153
Dichloromethane 752 734 18 10,217 ♦ Carcinogen
1,2-Butylene oxide 734 732 2 20 ♦ Carcinogen
Methyl isobutyl ketone 678 678 ♦ Carcinogen
Naphthalene 593 217 376 330 ♦ Carcinogen
Aniline 462 462 ♦ Carcinogen
N-Methyl-2-pyrrolidone 425 425 14
Acrylonitrile 406 406 211,362 ♦ Carcinogen
Butyraldehyde 266 266 4
Polycyclic aromatic compounds 264 264 5 ♦ Carcinogen
1,1,2-Trichloroethane 197 197
Hexachlorobenzene 191 53 22 117 6 ♦ Carcinogen
Tetrachloroethylene 183 182 1 12 ♦ Carcinogen
Ethylene glycol 169 1 168 933
Trichloroethylene 164 163 1 3 ♦ Carcinogen
n-Butyl alcohol 162 162
Allyl chloride 144 134 10
Phosgene 125 125
Hydrogen cyanide 122 122
Chlorine 119 119
Diethanolamine 111 56 55
1,2-Dichloropropane 108 108 292,201 ♦ Carcinogen
1,1,2,2-Tetrachloroethane 87 87 ♦ Carcinogen
1,2-Dichloroethylene 86 85 1 2
2,3-Dichloropropene 84 84
Toluene 69 69 394
Pentachlorophenol 58 1 57 ♦ Carcinogen
Acetaldehyde 46 37 9 ♦ Carcinogen
Biphenyl 42 39 3 108
1,1,1,2-Tetrachloroethane 38 38 ♦ Carcinogen
Vinylidene chloride 35 14 21 ♦ Carcinogen
2,4,6-Trichlorophenol 30 30 ♦ Carcinogen
Pentachlorobenzene 30 23 1 5 0
Carbon tetrachloride 26 26 1 ♦ Carcinogen
Dicyclopentadiene 26 26
Vinyl acetate 24 24 ♦ Carcinogen
Acrylic acid 24 24
Pentachloroethane 16 16
Hexachloro-1,3-butadiene 15 14 1 72
Cyclohexane 10 10 337
Bromine 10 4 6
Hydrogen sulfide 9 9
Acrolein 9 9 ♦ Carcinogen
4,4'-Isopropylidenediphenol 7 6 1
Hexachloroethane 7 7 1 ♦ Carcinogen
Xylene (mixed isomers) 6 6 626
1,3-Phenylenediamine 5 5
1,3-Butadiene 2 2 ♦ Carcinogen
Methyl methacrylate 2 2
1,1,1-Trichloroethane 1 1

2020

Chemical Total (lbs) Air Water Land Off-Site
Butyl acrylate
Ethyl acrylate ♦ Carcinogen
Formic acid 2,310
Cyanide compounds
Formaldehyde ♦ Carcinogen
Diaminotoluene (mixed isomers) 3 ♦ Carcinogen
Nitrilotriacetic acid 2,310 ♦ Carcinogen
o-Toluidine ♦ Carcinogen
1,1,1-Trichloroethane 1
Thorium dioxide
Ammonia 144,203 113,145 31,058 2,039
Propylene 62,761 62,761
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 23,428 23,428 107
Ethylene 16,874 16,874
Glycidol 16,803 47 16,756 ♦ Carcinogen
Zinc compounds 15,065 258 6,249 8,558 1,292
Propylene oxide 13,463 12,397 1,066 4 ♦ Carcinogen
Benzene 13,039 13,036 3 24 ♦ Carcinogen
Toluene 11,561 11,558 3 205,669
Certain glycol ethers 9,821 344 9,470 7
Allyl alcohol 9,781 137 9,644
Copper compounds 9,145 8,178 967 411
Epichlorohydrin 7,960 3,179 4,781 ♦ Carcinogen
Propionaldehyde 6,089 1,292 4,797
Dioxin and dioxin-like compounds 4,908 1 895 4,012 0 ♦ Carcinogen
Sodium nitrite 4,881 4,881
Chlorine 4,813 4,813
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 4,702 4,702 651
Xylene (mixed isomers) 3,475 3,475 47
1,2-Dichloropropane 3,394 3,296 97 1 272 ♦ Carcinogen
n-Hexane 3,262 3,262 376,659
Methanol 2,891 2,873 18 160
1,3-Dichloropropylene 2,438 1,377 1,061 12 ♦ Carcinogen
Ethylene oxide 2,389 1,160 1,229 ♦ Carcinogen
4,4'-Methylenedianiline 2,378 35 2,335 8 ♦ Carcinogen
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 2,260 2,260
Chlorobenzene 1,954 1,952 2 20,449
Ethylbenzene 1,868 1,865 3 3,393 ♦ Carcinogen
Isoprene 1,780 1,780 ♦ Carcinogen
Phenol 1,757 1,752 5 2
1,2,3-Trichloropropane 1,650 517 1,127 6 12 ♦ Carcinogen
Chloroform 1,432 33 1,399 13 ♦ Carcinogen
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,086 1,086 51,857
Bis(2-chloro-1-methylethyl) ether 1,003 853 150
Styrene 859 852 7 100,334 ♦ Carcinogen
Dichloromethane 811 811 9,023 ♦ Carcinogen
Lead compounds 751 29 3 719 216
Aniline 448 448 1,704 ♦ Carcinogen
Acrylonitrile 417 417 167,223 ♦ Carcinogen
N-Methyl-2-pyrrolidone 405 405
1,2-Butylene oxide 399 398 1 ♦ Carcinogen
1,2,4-Trimethylbenzene 365 362 3
Carbon tetrachloride 346 60 286 58 ♦ Carcinogen
Ethylene glycol 239 25 214 3,016
Naphthalene 209 180 29 ♦ Carcinogen
Polycyclic aromatic compounds 198 198 9 ♦ Carcinogen
Hexachlorobenzene 193 33 23 137 ♦ Carcinogen
Phosgene 162 162
1,2-Dichloroethane 161 73 88 2,799 ♦ Carcinogen
Methyl isobutyl ketone 153 153 ♦ Carcinogen
2,4,6-Trichlorophenol 150 150 ♦ Carcinogen
Hydrogen cyanide 131 131
Diethanolamine 126 65 59 2 378
n-Butyl alcohol 122 122
Nonylphenol Ethoxylates 117 1 111 5
Cumene 106 106 ♦ Carcinogen
Allyl chloride 90 87 3
Acetaldehyde 71 64 7 ♦ Carcinogen
Tetrachloroethylene 54 54 255 ♦ Carcinogen
Pentachlorophenol 44 2 42 0 ♦ Carcinogen
1,2-Dichloroethylene 43 43 19
2,3-Dichloropropene 38 38
Diisocyanates 38 27 11 2,205
1,1,2-Trichloroethane 31 31 133
Trichloroethylene 30 30 112 ♦ Carcinogen
Acrylic acid 28 28
1,1,2,2-Tetrachloroethane 27 27 ♦ Carcinogen
Pentachlorobenzene 22 15 1 6
Mercury compounds 17 15 1 0
2,4-Dichlorophenol 16 16
Biphenyl 14 11 3 581
Vinylidene chloride 13 13 ♦ Carcinogen
Dicyclopentadiene 12 12
Cyclohexane 11 11 121
Hydrogen sulfide 10 10
Acrolein 9 9 ♦ Carcinogen
Hexachloro-1,3-butadiene 9 9 0 0
Chloroethane 6 6
1,1,1,2-Tetrachloroethane 5 5 ♦ Carcinogen
Hexachloroethane 4 4 2 ♦ Carcinogen
Bromine 3 3
Pentachloroethane 3 3
Hydroquinone 2 2
1,3-Phenylenediamine 2 2
Picloram 1 1
Phthalic anhydride 1 1
1,3-Butadiene 1 1 ♦ Carcinogen
Methyl methacrylate 1 1

2019

Chemical Total (lbs) Air Water Land Off-Site
Acrolein ♦ Carcinogen
o-Toluidine ♦ Carcinogen
Diaminotoluene (mixed isomers) ♦ Carcinogen
Thorium dioxide
1,1,1-Trichloroethane 1
Lead compounds 4
Nitrilotriacetic acid ♦ Carcinogen
Formic acid
Cyanide compounds
Ethylene 348,534 348,534
Ammonia 126,813 93,582 33,231 2
Propylene oxide 45,544 44,118 1,426 38 ♦ Carcinogen
Benzene 35,071 35,071 483 ♦ Carcinogen
Zinc compounds 28,503 241 18,856 9,406 1,481
Glycidol 21,575 55 21,520 ♦ Carcinogen
Formaldehyde 11,622 11,622 ♦ Carcinogen
Copper compounds 10,767 9,110 1,657 645
Allyl alcohol 10,021 121 9,900
Sodium nitrite 9,699 9,699
Epichlorohydrin 8,999 2,668 6,331 31 ♦ Carcinogen
Chlorine 7,078 7,078
Propylene 6,655 6,655
n-Hexane 6,067 6,067 231
Propionaldehyde 5,776 862 4,914 7
Certain glycol ethers 5,639 161 5,478 1,252
1,3-Butadiene 5,143 5,143 7 ♦ Carcinogen
Xylene (mixed isomers) 4,742 4,741 1 174
4,4'-Methylenedianiline 4,094 111 3,983 ♦ Carcinogen
Dioxin and dioxin-like compounds 4,065 1 736 3,327 ♦ Carcinogen
Methanol 3,518 3,316 202 538
1,2-Dichloropropane 3,209 3,091 115 3 38,344 ♦ Carcinogen
Ethylene oxide 2,750 1,402 1,348 ♦ Carcinogen
Chlorobenzene 2,115 2,115 343
1,3-Dichloropropylene 2,040 1,017 1,023 10 ♦ Carcinogen
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 1,829 1,829 6
Isoprene 1,798 1,798 22 ♦ Carcinogen
Phenol 1,672 1,671 1 657
1,2,3-Trichloropropane 1,572 449 1,109 14 9 ♦ Carcinogen
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,415 1,415
Bis(2-chloro-1-methylethyl) ether 1,195 989 206
Ethylbenzene 1,180 1,180 1,454 ♦ Carcinogen
Acetaldehyde 1,158 1,151 7 ♦ Carcinogen
Styrene 1,082 1,082 41,816 ♦ Carcinogen
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,077 1,077 4
1,2-Butylene oxide 648 647 1 ♦ Carcinogen
Ethylene glycol 507 30 477 43,918
Dichloromethane 473 473 3,768 ♦ Carcinogen
N-Methyl-2-pyrrolidone 434 434
1,2,4-Trimethylbenzene 407 405 2 1
Acrylonitrile 371 371 69,643 ♦ Carcinogen
Acrylic acid 150 150
Hydrogen cyanide 145 145
Methyl isobutyl ketone 142 142 ♦ Carcinogen
Tetrachloroethylene 111 106 5 13 ♦ Carcinogen
Cumene 93 93 15 ♦ Carcinogen
Allyl chloride 92 88 4 517
Chloroform 89 39 50 9 ♦ Carcinogen
Polycyclic aromatic compounds 69 69 21 ♦ Carcinogen
Trichloroethylene 66 65 1 409 ♦ Carcinogen
n-Butyl alcohol 66 66
1,2-Dichloroethane 53 53 ♦ Carcinogen
2,3-Dichloropropene 50 50 42
Toluene 49 49 2,354
Pentachlorophenol 41 2 39 38,331 ♦ Carcinogen
1,1,2,2-Tetrachloroethane 35 34 1 ♦ Carcinogen
1,1,2-Trichloroethane 34 34 4
Dicyclopentadiene 30 30 75
Biphenyl 29 29 9,686
Mercury compounds 25 15 10 22
Pentachlorobenzene 23 19 1 3 1
Hexachloro-1,3-butadiene 15 9 6 30
Hydroquinone 15 15
2,4-Dichlorophenol 12 12 12,777
Cyclohexane 11 11 610
2,4,6-Trichlorophenol 10 10 1,111,603 ♦ Carcinogen
Hexachloroethane 7 7 2 ♦ Carcinogen
Methyl methacrylate 7 7
Pentachloroethane 5 5
Phthalic anhydride 5 5
Butyl acrylate 3 3
Ethyl acrylate 3 3 ♦ Carcinogen

2018

Chemical Total (lbs) Air Water Land Off-Site
Xylene (mixed isomers) 1,771
Formic acid
Nitrilotriacetic acid ♦ Carcinogen
Diaminotoluene (mixed isomers) ♦ Carcinogen
Lead compounds 8
Acrolein ♦ Carcinogen
o-Toluidine ♦ Carcinogen
Cyanide compounds
Formaldehyde 3 ♦ Carcinogen
Thorium dioxide
Ammonia 157,278 125,423 31,855 215
Zinc compounds 57,443 390 17,278 39,775 1,348
Toluene 27,240 27,223 17 6,257
Chlorine 25,051 12,541 12,510
Glycidol 23,152 16 23,136 ♦ Carcinogen
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 21,261 21,261 3
Copper compounds 14,937 5 7,868 7,064 253
Ethylene 13,679 13,679
Allyl alcohol 13,587 197 13,390
Propylene oxide 13,074 11,547 1,527 5 ♦ Carcinogen
Sodium nitrite 12,046 12,046
1,3-Butadiene 12,024 12,024 14 ♦ Carcinogen
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 10,221 7 10,214 649
Epichlorohydrin 10,129 3,324 6,803 2 ♦ Carcinogen
Carbon tetrachloride 9,947 8,321 1,626 11 ♦ Carcinogen
Certain glycol ethers 9,726 213 9,507 6 44,098
Propionaldehyde 8,617 1,956 6,661
Dioxin and dioxin-like compounds 7,437 1 885 6,550 ♦ Carcinogen
Propylene 7,420 7,420
4,4'-Isopropylidenediphenol 6,266 5 6,261
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 3,473 3,473 30
Ethylene oxide 3,332 1,795 1,537 5 ♦ Carcinogen
Methanol 3,308 3,174 134 20,909
1,3-Dichloropropylene 2,906 1,782 1,124 2 ♦ Carcinogen
4,4'-Methylenedianiline 2,836 45 2,787 4 6 ♦ Carcinogen
Ethylbenzene 2,530 2,491 39 138 ♦ Carcinogen
Chlorobenzene 2,187 2,153 34 320
Phenol 2,139 2,100 39 117
Tetrachloroethylene 1,860 1,855 5 10 ♦ Carcinogen
Isoprene 1,712 1,712 ♦ Carcinogen
1,2,3-Trichloropropane 1,601 392 1,199 10 ♦ Carcinogen
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,483 1,483 3,034
Benzene 1,324 1,324 3,784 ♦ Carcinogen
Methyl isobutyl ketone 1,305 1,294 11 ♦ Carcinogen
Bis(2-chloro-1-methylethyl) ether 1,239 1,047 192
Polycyclic aromatic compounds 1,125 1,125 436 ♦ Carcinogen
Chlorophenols 1,084 1,084 26,087 ♦ Carcinogen
Phosgene 838 838
Naphthalene 799 249 550 6,139 ♦ Carcinogen
Styrene 766 719 47 762 ♦ Carcinogen
1,2,4-Trimethylbenzene 676 621 55 100
Vinyl chloride 630 630 ♦ Carcinogen
Cumene 623 587 36 9 ♦ Carcinogen
1,2-Butylene oxide 613 612 1 4 ♦ Carcinogen
Dichloromethane 575 564 11 311,937 ♦ Carcinogen
Aniline 466 466 6 ♦ Carcinogen
N-Methyl-2-pyrrolidone 418 418 89,010
Pentachlorophenol 399 4 395 78,256 ♦ Carcinogen
Hexachlorobenzene 327 40 23 264 26 ♦ Carcinogen
Chloroform 266 105 160 1 ♦ Carcinogen
Acrylic acid 265 265 1
Ethylene glycol 260 57 203 4,514
Acrylonitrile 258 258 ♦ Carcinogen
Picloram 201 201
Bromine 161 24 137
Hydrogen cyanide 158 158
1,1,2-Trichloroethane 114 114 3
Allyl chloride 112 108 4
1,2-Dichloroethylene 110 86 24
Hydrogen sulfide 102 96 0 7
n-Butyl alcohol 94 94
1,1,2,2-Tetrachloroethane 91 91 ♦ Carcinogen
Biphenyl 87 87 40
Diethanolamine 77 13 62 2 394
Trichloroethylene 72 64 8 3 ♦ Carcinogen
Chloroethane 69 69
2,3-Dichloropropene 68 68
Acetaldehyde 65 55 10 ♦ Carcinogen
2,4-Dichlorophenol 52 52 26,148
1,2-Dichloroethane 50 50 ♦ Carcinogen
Dicyclopentadiene 32 32
Pentachlorobenzene 31 18 1 12 1
Mercury compounds 30 19 11 10
n-Hexane 30 30 1,586
Hexachloroethane 14 13 1 3 ♦ Carcinogen
Diisocyanates 14 8 6 45,208
Cyclohexane 12 12 891
2,4,6-Trichlorophenol 9 9 2,269,414 ♦ Carcinogen
Pentachloroethane 7 7
Ethyl acrylate 7 7 ♦ Carcinogen
Hydroquinone 7 7
N-Nitrosodiphenylamine 6 2 4 1
1,2-Dichloropropane 6 6 ♦ Carcinogen
1,3-Phenylenediamine 3 3
Methyl methacrylate 2 2 24

2017

Chemical Total (lbs) Air Water Land Off-Site
Nitrilotriacetic acid ♦ Carcinogen
Ethylene glycol 4
Xylene (mixed isomers) 910
Formic acid
Diaminotoluene (mixed isomers) ♦ Carcinogen
Cyanide compounds
Thorium dioxide
o-Toluidine ♦ Carcinogen
Bromomethane 317
Certain glycol ethers 359
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 5
Ethylene 445,004 445,004 24
Ammonia 119,902 94,910 24,992 60
Propylene 91,600 91,600 208
Propylene oxide 44,196 42,632 1,564 1 ♦ Carcinogen
Zinc compounds 25,020 330 5,423 19,267 891
Glycidol 24,047 81 23,966 ♦ Carcinogen
Sodium nitrite 19,416 19,416
Toluene 18,225 18,218 7 1,470
Allyl alcohol 14,067 194 13,873
Formaldehyde 12,934 12,934 1 ♦ Carcinogen
Copper compounds 11,156 7,462 3,694 615
Epichlorohydrin 10,640 3,803 6,837 35 ♦ Carcinogen
Propionaldehyde 10,597 3,700 6,897 7
1,3-Butadiene 10,245 10,245 15 ♦ Carcinogen
Carbon tetrachloride 9,761 9,761 46 ♦ Carcinogen
1,2-Dichloropropane 7,850 7,733 117 73,223 ♦ Carcinogen
4,4'-Isopropylidenediphenol 6,263 2 6,261
Dioxin and dioxin-like compounds 5,899 2 619 5,279 ♦ Carcinogen
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 4,677 4,677
Cumene 4,526 4,526 4 ♦ Carcinogen
Acrylic acid 3,553 195 3,358
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 3,549 3,549 15
Ethylene oxide 3,326 1,653 1,673 1 ♦ Carcinogen
Methyl isobutyl ketone 2,523 2,513 10 ♦ Carcinogen
Chlorobenzene 2,426 2,426 253
1,2,3-Trichloropropane 2,411 580 1,831 6 ♦ Carcinogen
4,4'-Methylenedianiline 2,213 45 2,168 ♦ Carcinogen
1,2-Butylene oxide 2,105 2,105 ♦ Carcinogen
Phenol 2,073 2,057 16 143
Tetrachloroethylene 2,030 2,029 1 313 ♦ Carcinogen
Isoprene 1,700 1,700 ♦ Carcinogen
Styrene 1,486 1,469 17 871 ♦ Carcinogen
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,396 1,396 524
Naphthalene 1,293 190 645 458 662 ♦ Carcinogen
1,3-Dichloropropylene 1,222 300 922 11 ♦ Carcinogen
Diisocyanates 1,143 8 10 1,125 35,563
Chlorophenols 1,086 1,086 4,691 ♦ Carcinogen
Phosgene 1,066 1,066
Bis(2-chloro-1-methylethyl) ether 995 995
1,2,4-Trimethylbenzene 803 480 323 34
Dichloromethane 722 720 2 4,841 ♦ Carcinogen
Cyclohexane 622 622 450
Vinyl chloride 539 539 ♦ Carcinogen
Benzene 464 464 396 ♦ Carcinogen
Aniline 460 460 ♦ Carcinogen
Hexachlorobenzene 433 204 17 212 0 ♦ Carcinogen
1,2-Dichloroethane 418 418 ♦ Carcinogen
N-Methyl-2-pyrrolidone 415 415 332,232
Methanol 362 362 4,083
Acrylonitrile 269 269 ♦ Carcinogen
Bromine 220 5 215
Hydrogen cyanide 212 212
Picloram 201 201
Diethanolamine 163 8 155 1
n-Butyl alcohol 158 158
Allyl chloride 153 150 3 35
Acetaldehyde 138 128 10 ♦ Carcinogen
1,1,2-Trichloroethane 130 130 9
Chloroform 124 68 56 16 ♦ Carcinogen
Pentachlorobenzene 102 92 1 10 0
Chlorine 82 82
2,4-Dichlorophenol 61 61 4,691
Lead compounds 54 24 5 25 707
Trichloroethylene 53 53 18 ♦ Carcinogen
1,1,2,2-Tetrachloroethane 53 53 2 ♦ Carcinogen
2,3-Dichloropropene 47 47
Dicyclopentadiene 38 38
Chloroethane 38 38
Pentachlorophenol 30 2 28 14,072 ♦ Carcinogen
n-Hexane 29 29 1,080
2,4,6-Trichlorophenol 29 29 408,091 ♦ Carcinogen
Biphenyl 28 28
Hydrogen sulfide 22 22 1
Polycyclic aromatic compounds 21 21 65 ♦ Carcinogen
Vinylidene chloride 16 16 ♦ Carcinogen
Mercury compounds 13 13 2
Ethyl acrylate 6 6 ♦ Carcinogen
Hexachloroethane 6 6 37 ♦ Carcinogen
Ethylbenzene 5 5 252 ♦ Carcinogen
Methyl methacrylate 5 5
Hydroquinone 4 4
Acrolein 3 3 ♦ Carcinogen
Pentachloroethane 2 2
1,3-Phenylenediamine 2 2
N-Nitrosodiphenylamine 1 1

2016

Chemical Total (lbs) Air Water Land Off-Site
Cyanide compounds
Nitrilotriacetic acid ♦ Carcinogen
Bromomethane
Copper compounds 5
Thorium dioxide
o-Toluidine ♦ Carcinogen
Cumene 8 ♦ Carcinogen
Isoprene 4 ♦ Carcinogen
Formic acid
Lead compounds 22
Ammonia 97,238 74,687 22,551
Propylene 97,003 97,003
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 35,681 35,681 298
Glycidol 31,221 11 31,210 ♦ Carcinogen
Zinc compounds 27,346 171 3,918 23,257 645
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 24,183 24,183 2
Ethylene 18,950 18,950
Propylene oxide 15,892 13,910 1,982 96 ♦ Carcinogen
Toluene 13,520 13,512 8 169
Allyl alcohol 12,307 166 12,141
Epichlorohydrin 12,183 3,247 8,936 672 ♦ Carcinogen
Formaldehyde 11,166 11,166 ♦ Carcinogen
1,3-Butadiene 9,659 9,659 ♦ Carcinogen
Xylene (mixed isomers) 9,343 9,339 4 450
Propionaldehyde 7,844 1,800 6,044 668
Certain glycol ethers 7,087 167 6,920 139
Carbon tetrachloride 6,574 6,574 80 ♦ Carcinogen
Dioxin and dioxin-like compounds 4,696 1 418 4,277 0 ♦ Carcinogen
4,4'-Isopropylidenediphenol 4,041 1 4,040
Methanol 3,652 3,449 203 7,782
n-Hexane 3,552 3,550 2 82
Ethylene oxide 3,388 1,489 1,899 ♦ Carcinogen
Phenol 3,365 1,990 1,375 4
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 3,199 3,199 26
1,2-Dichloropropane 3,165 2,846 302 17 18,916 ♦ Carcinogen
1,2,3-Trichloropropane 2,646 425 2,218 3 280 ♦ Carcinogen
Ethylbenzene 2,586 2,520 66 169 ♦ Carcinogen
1,3-Dichloropropylene 2,458 1,301 1,157 2,292 ♦ Carcinogen
Methyl isobutyl ketone 2,057 2,057 ♦ Carcinogen
4,4'-Methylenedianiline 1,687 38 1,649 7 ♦ Carcinogen
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 1,534 1,534
Tetrachloroethylene 1,496 1,485 11 32 ♦ Carcinogen
Chlorobenzene 1,409 1,361 48 188
Benzene 1,285 1,285 287 ♦ Carcinogen
Styrene 978 974 4 16 ♦ Carcinogen
Bis(2-chloro-1-methylethyl) ether 895 895 1
Dichloromethane 787 737 50 3,983 ♦ Carcinogen
1,2-Dichloroethane 758 83 606 69 42 ♦ Carcinogen
Ethylene glycol 510 78 432 1,189
Cyclohexane 502 502 33
Vinyl chloride 457 447 10 1 ♦ Carcinogen
Hexachlorobenzene 416 124 13 279 110 ♦ Carcinogen
Aniline 412 412 4 ♦ Carcinogen
Polycyclic aromatic compounds 361 361 838 ♦ Carcinogen
1,2-Butylene oxide 349 349 4 ♦ Carcinogen
Acrylonitrile 300 300 ♦ Carcinogen
n-Butyl alcohol 218 218 180
Phosgene 206 206
Picloram 201 201
Acrylic acid 172 172
Hexachloroethane 150 4 146 4 ♦ Carcinogen
Chloroform 134 53 67 14 42 ♦ Carcinogen
Bromine 128 4 124
Biphenyl 125 64 61 494
2,3-Dichloropropene 123 123
1,2-Dichloroethylene 105 6 99
1,1,2-Trichloroethane 82 77 5
Pentachlorobenzene 68 55 13 5
Acetaldehyde 55 46 9 ♦ Carcinogen
Allyl chloride 54 50 4
Diethanolamine 50 50 280
Chlorine 47 47
Diisocyanates 46 8 38 16,486
Hydrogen cyanide 43 43
Trichloroethylene 35 23 12 26 ♦ Carcinogen
Dicyclopentadiene 30 30
1,1,2,2-Tetrachloroethane 22 22 ♦ Carcinogen
Mercury compounds 21 12 9 1
Vinylidene chloride 12 6 6 1 ♦ Carcinogen
Ethyl acrylate 8 8 ♦ Carcinogen
Methyl methacrylate 8 8 5,548
Hydrogen sulfide 5 3 2 1
Butyl acrylate 4 4 1,022
Hydroquinone 4 4
Chloroethane 4 4
Acrolein 2 2 ♦ Carcinogen
Diaminotoluene (mixed isomers) 1 1 ♦ Carcinogen
Naphthalene 1 1 3 ♦ Carcinogen
1,1,1,2-Tetrachloroethane 1 1 ♦ Carcinogen
Pentachloroethane 1 1

2015

Chemical Total (lbs) Air Water Land Off-Site
o-Toluidine ♦ Carcinogen
Thorium dioxide
Styrene 137 ♦ Carcinogen
Chloroprene ♦ Carcinogen
Ethylene glycol 4,998
Cyanide compounds
Cumene hydroperoxide
Nitrate compounds (water dissociable; reportable only when in aqueous solution)
1,1,1-Trichloroethane 2
Formic acid 48
Nitrilotriacetic acid ♦ Carcinogen
2,2-Dichloro-1,1,1-trifluoroethane (HCFC-123)
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 158
Vinyl acetate 7,117 ♦ Carcinogen
Ethylene 507,034 507,034
Propylene 191,257 191,257 83
Ammonia 130,429 109,356 21,073 2,718
Toluene 58,424 58,413 11 10,080
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 50,838 43,983 6,855 43
Xylene (mixed isomers) 27,715 27,711 4 2,344
Glycidol 24,896 63 24,833 ♦ Carcinogen
Zinc compounds 22,570 1,003 3,946 17,621 4,493
Propylene oxide 17,370 15,693 1,677 368 ♦ Carcinogen
1,3-Butadiene 16,346 16,346 109 ♦ Carcinogen
Formaldehyde 13,138 13,138 106 ♦ Carcinogen
Certain glycol ethers 9,828 299 9,529 533
4,4'-Isopropylidenediphenol 9,598 251 3,552 5,795
Allyl alcohol 9,451 143 9,308
Copper compounds 9,261 11 4,676 4,574 1,886
Epichlorohydrin 9,057 1,630 7,425 2 29 ♦ Carcinogen
n-Hexane 7,485 7,480 5 66
Propionaldehyde 6,333 1,701 4,632 5
Dioxin and dioxin-like compounds 5,648 2 1,671 3,975 0 ♦ Carcinogen
Cumene 4,917 4,916 1 78 ♦ Carcinogen
Carbon tetrachloride 3,679 3,679 86 ♦ Carcinogen
Lead compounds 3,416 23 394 2,999 740
Methanol 3,158 3,152 6 507
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 3,069 3,069 28
1,2-Dichloropropane 3,067 2,361 136 570 51,188 ♦ Carcinogen
Ethylene oxide 3,014 1,282 1,732 ♦ Carcinogen
Methyl isobutyl ketone 2,558 2,555 3 ♦ Carcinogen
Bromine 2,469 4 2,465
Isoprene 2,357 2,357 ♦ Carcinogen
Naphthalene 1,669 1,562 107 15,624 ♦ Carcinogen
Phenol 1,650 825 825 170
4,4'-Methylenedianiline 1,649 23 1,626 49 ♦ Carcinogen
1,2,3-Trichloropropane 1,607 334 1,271 2 2,158 ♦ Carcinogen
Benzene 1,505 1,505 1,667 ♦ Carcinogen
Chlorobenzene 1,185 1,180 5 11,348
Dichloromethane 1,183 1,172 11 7,623 ♦ Carcinogen
n-Butyl alcohol 913 913 450
Tetrachloroethylene 888 881 7 465 ♦ Carcinogen
Bis(2-chloro-1-methylethyl) ether 844 844
Polycyclic aromatic compounds 825 825 316 ♦ Carcinogen
Chlorine 742 742
Chloroform 722 665 54 3 90 ♦ Carcinogen
1,3-Dichloropropylene 581 229 350 2 133 ♦ Carcinogen
1,2-Dichloroethane 564 236 320 8 687 ♦ Carcinogen
Vinyl chloride 533 529 4 ♦ Carcinogen
Aniline 408 403 5 54 ♦ Carcinogen
Hexachlorobenzene 327 119 32 176 59 ♦ Carcinogen
Trichloroethylene 281 278 3 282 ♦ Carcinogen
Acrylonitrile 265 265 23,622 ♦ Carcinogen
1,2,4-Trimethylbenzene 260 258 2 897
Diisocyanates 243 12 6 225 37,397
1,2-Butylene oxide 212 212 2 ♦ Carcinogen
Picloram 201 201
Acrylic acid 178 178
Allyl chloride 98 65 33 24
Hydrogen cyanide 85 85
2,3-Dichloropropene 70 70
Pentachlorobenzene 64 53 1 9 28
Acetaldehyde 50 43 7 932 ♦ Carcinogen
Chloromethane 50 50 16
1,2-Dichloroethylene 49 3 46 53
Dicyclopentadiene 44 44 344
Phosgene 38 38
Mercury compounds 26 12 14 13
Acetophenone 26 26 157
Hexachloroethane 25 4 21 83 ♦ Carcinogen
Biphenyl 22 22 18
1,1,2-Trichloroethane 19 17 2 173
Vinylidene chloride 15 13 2 17 ♦ Carcinogen
Hexachloro-1,3-butadiene 14 4 10 369
Cyclohexane 13 13 487
1,1,2,2-Tetrachloroethane 13 13 147 ♦ Carcinogen
Ethylbenzene 6 6 150 ♦ Carcinogen
Tetrabromobisphenol A 6 3 3 68
Chloroethane 4 4
Polychlorinated biphenyls 3 3 2 ♦ Carcinogen
Ethyl acrylate 3 3 71 ♦ Carcinogen
Acrolein 2 2 ♦ Carcinogen
1,1,1,2-Tetrachloroethane 2 2 114 ♦ Carcinogen
Methyl methacrylate 2 2
Ethylidene dichloride 2 1 1 20
Diaminotoluene (mixed isomers) 1 1 ♦ Carcinogen
Pentachloroethane 1 1
Bromomethane 1 1 212

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
Butyraldehyde 102,525 3
Polycyclic aromatic compounds 30
1,3-Dichloro-2-propanol 1,266,879
Hydrogen sulfide 8,858,722
N-Nitrosodiphenylamine 46,933
1,2-Phenylenediamine 15,644
Diphenylamine 16,685 5
N-Hydroxyethylethylenediamine 64
Cyanide compounds 117
1,3-Phenylenediamine 91,362
Pentachlorophenol 1
Isoprene 2,233 9,447
Allyl chloride 148,015 36,326 138,886
Benzene 66,522 829,190
1,2-Dichloroethylene 12,031 4,603
4,4'-Isopropylidenediphenol 1,818
n-Butyl alcohol 17,624 1,174
Ammonia 59,987 9,377
Formaldehyde 52,766 3,236
Dichloromethane 202,748 663,188
1,1,2-Trichloroethane 8,184
Ethylene glycol 1,877 207,216
Allyl alcohol 172,292
1,2-Dichloropropane 2,883
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 2
Diethanolamine 248 318,745
N-Methyl-2-pyrrolidone 161,538 26,042
Tetrachloroethylene 74,005 45,511
1,1,1,2-Tetrachloroethane 10,126 1,922
Acrylic acid 2
Formic acid 11,060
1,2-Dichloroethane 1,375
Nitrilotriacetic acid trisodium salt 1,019
1,1,2,2-Tetrachloroethane 15,480 3,197
Propylene oxide 367,991 5,713,413
Diisocyanates 255,878 225,001
Acrolein 29,711
Epichlorohydrin 1,928,508 3,513,959 2,306,143
o-Toluidine 1 43
Methyl methacrylate 174,650
Dioxin and dioxin-like compounds 0
Ethylene oxide 25,398 119,606
4,4'-Methylenedianiline 965
Hydrogen cyanide 9,231 520
Aniline 1,491,959 52,363
Trichloroethylene 62,969 47,611
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 913
Carbon tetrachloride 598 5,847
Pentachloroethane 3,783 540
Glycidol 3,391 6,777,925
Chlorine 4,150 97
Phosgene 3,829 1,258,744
Chlorobenzene 29,240 640,215 466,062
1,3-Butadiene 23,910 341,258
Ethylene 802,651
Acrylonitrile 305,854 347,005
Methyl isobutyl ketone 98 9,843
Propionaldehyde 271,422 296,336
Bis(2-chloro-1-methylethyl) ether 1
Pentachlorobenzene 197
Dicyclopentadiene 7,067 51
Propylene 1,394,600
Naphthalene 1,936 1,320
2,3-Dichloropropene 135,672 7,783 65,870
Cumene 220 98,407
Sodium nitrite 862
Certain glycol ethers 608 8,492
Ethylbenzene 9,041 8,702
1,2,3-Trichloropropane 947,237 1,501,226
Hexachlorobenzene 45 47
Acetaldehyde 148,799 44,469
1,3-Dichloropropylene 292,341 91,845 207,540
Styrene 194,801 140,695
1,2-Butylene oxide 61,475 196,256

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
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Copper compounds
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
1,2-Dichloroethane 124
CLEAN HARBORS LA PORTE LP - LA PORTE_TX
LA PORTE, TX
Diphenylamine 1
VEOLIA ES TECHNICAL SOLUTIONS LLC - PORT ARTHUR_TX
BEAUMONT, TX
Diphenylamine 4
MIDLAND_THE DOW CHEMICAL COMPANY
MIDLAND, MI
Nitrilotriacetic acid trisodium salt 175
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Certain glycol ethers 2,160
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 27
SEABREEZE ENVIRONMENTAL LANDFILL (BRAZORIA COUNTY LANDFILL)
ANGLETON, TX
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 4,730
SEABREEZE ENVIRONMENTAL LANDFILL (BRAZORIA COUNTY LANDFILL)
ANGLETON, TX
Phenol 108
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Acetaldehyde
CLEAN HARBORS LA PORTE LP - LA PORTE_TX
LA PORTE, TX
1,2,4-Trimethylbenzene 16
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
1,2,4-Trimethylbenzene
CLEAN HARBORS - EL DORADO_AR
EL DORADO, AR
1,2,4-Trimethylbenzene
SEABREEZE ENVIRONMENTAL LANDFILL (BRAZORIA COUNTY LANDFILL)
ANGLETON, TX
1,2,4-Trimethylbenzene 2
VEOLIA ES TECHNICAL SOLUTIONS LLC - PORT ARTHUR_TX
BEAUMONT, TX
Ethylbenzene 858
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Ethylbenzene 1
CLEAN HARBORS - EL DORADO_AR
EL DORADO, AR
Ethylbenzene 1
SEABREEZE ENVIRONMENTAL LANDFILL (BRAZORIA COUNTY LANDFILL)
ANGLETON, TX
Ethylbenzene 53
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
N-Nitrosodiphenylamine
CLEAN HARBORS LA PORTE LP - LA PORTE_TX
LA PORTE, TX
Ethylene glycol 10
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Cyanide compounds
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Cumene
CLEAN HARBORS - EL DORADO_AR
EL DORADO, AR
Cumene
SEABREEZE ENVIRONMENTAL LANDFILL (BRAZORIA COUNTY LANDFILL)
ANGLETON, TX
Cumene 3
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
n-Hexane 58
CLEAN HARBORS - EL DORADO_AR
EL DORADO, AR
n-Hexane 45
CALGON CARBON CORPORATION - CATLETTSBURG_KY
CATLETTSBURG, KY
Dichloromethane 3,438
MIDLAND_THE DOW CHEMICAL COMPANY
MIDLAND, MI
Dichloromethane 47,200
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Dichloromethane 4,830
SEABREEZE ENVIRONMENTAL LANDFILL (BRAZORIA COUNTY LANDFILL)
ANGLETON, TX
Dichloromethane 2
VEOLIA ES TECHNICAL SOLUTIONS LLC - PORT ARTHUR_TX
BEAUMONT, TX
N-Methyl-2-pyrrolidone 26,042
VEOLIA ES TECHNICAL SOLUTIONS LLC - PORT ARTHUR_TX
BEAUMONT, TX
Acrylonitrile 42,301
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Acrylonitrile 118,832
MIDLAND_THE DOW CHEMICAL COMPANY
MIDLAND, MI
Ethylene oxide
VEOLIA ES TECHNICAL SOLUTIONS LLC - PORT ARTHUR_TX
BEAUMONT, TX
Styrene 25,381
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Styrene 1
CLEAN HARBORS - EL DORADO_AR
EL DORADO, AR
Styrene 1
CLEAN HARBORS LA PORTE LP - LA PORTE_TX
LA PORTE, TX
Diethanolamine 189
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Carbon tetrachloride 132
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Zinc compounds 328
CLEAN HARBORS - EL DORADO_AR
EL DORADO, AR
Zinc compounds
SEABREEZE ENVIRONMENTAL LANDFILL (BRAZORIA COUNTY LANDFILL)
ANGLETON, TX
Zinc compounds 2,842
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Chloroform 219
CLEAN HARBORS LA PORTE LP - LA PORTE_TX
LA PORTE, TX
Aniline
CLEAN HARBORS LA PORTE LP - LA PORTE_TX
LA PORTE, TX
Diisocyanates 16,344
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Diisocyanates 8,286
VLS HOUSTON - HOCKLEY_TX
HOCKLEY, TX
Diisocyanates 20,048
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Polycyclic aromatic compounds 1
CLEAN HARBORS - EL DORADO_AR
EL DORADO, AR
Polycyclic aromatic compounds 1
SEABREEZE ENVIRONMENTAL LANDFILL (BRAZORIA COUNTY LANDFILL)
ANGLETON, TX
Polycyclic aromatic compounds 8
CLEAN HARBORS LA PORTE LP - LA PORTE_TX
LA PORTE, TX
4,4'-Methylenedianiline
MIDLAND_THE DOW CHEMICAL COMPANY
MIDLAND, MI
Propylene oxide
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
1,2-Dichloroethylene
CLEAN HARBORS LA PORTE LP - LA PORTE_TX
LA PORTE, TX
Methanol 66
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Methanol 73
CLEAN HARBORS LA PORTE LP - LA PORTE_TX
LA PORTE, TX
Chlorobenzene 265
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Chlorobenzene 283,511
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Butyraldehyde 3
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Bis(2-chloro-1-methylethyl) ether
VEOLIA ES TECHNICAL SOLUTIONS LLC - PORT ARTHUR_TX
BEAUMONT, TX
Toluene 49,553
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Toluene 6,032
CLEAN HARBORS - EL DORADO_AR
EL DORADO, AR
Toluene
SEABREEZE ENVIRONMENTAL LANDFILL (BRAZORIA COUNTY LANDFILL)
ANGLETON, TX
Toluene 1
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
1,2,3-Trichloropropane 2
CLEAN HARBORS LA PORTE LP - LA PORTE_TX
LA PORTE, TX
Xylene (mixed isomers) 24
VEOLIA ES TECHNICAL SOLUTIONS LLC - PORT ARTHUR_TX
BEAUMONT, TX
Xylene (mixed isomers) 6
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Xylene (mixed isomers) 10
CLEAN HARBORS - EL DORADO_AR
EL DORADO, AR
Xylene (mixed isomers) 2
SEABREEZE ENVIRONMENTAL LANDFILL (BRAZORIA COUNTY LANDFILL)
ANGLETON, TX
Xylene (mixed isomers) 262
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Pentachlorobenzene
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Tetrachloroethylene 1
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Hexachlorobenzene
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Trichloroethylene
CLEAN HARBORS - EL DORADO_AR
EL DORADO, AR
Trichloroethylene
MIDLAND_THE DOW CHEMICAL COMPANY
MIDLAND, MI
Formaldehyde 63
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Formaldehyde 2
SEABREEZE ENVIRONMENTAL LANDFILL (BRAZORIA COUNTY LANDFILL)
ANGLETON, TX
Lead compounds 361
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
n-Butyl alcohol 17
CLEAN HARBORS LA PORTE LP - LA PORTE_TX
LA PORTE, TX
Mercury compounds 2
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Mercury compounds 3
SEABREEZE ENVIRONMENTAL LANDFILL (BRAZORIA COUNTY LANDFILL)
ANGLETON, TX
Mercury compounds 1
VEOLIA ES TECHNICAL SOLUTIONS LLC - PORT ARTHUR_TX
BEAUMONT, TX
Benzene 6
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Benzene 5
CLEAN HARBORS - EL DORADO_AR
EL DORADO, AR
Benzene 3
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
1,2-Dichloropropane 2
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
1,3-Dichloropropylene
CLEAN HARBORS LA PORTE LP - LA PORTE_TX
LA PORTE, TX
Naphthalene 158
CLEAN HARBORS DEER PARK LLC - DEER PARK_TX
DEER PARK, TX
Naphthalene 2
CLEAN HARBORS - EL DORADO_AR
EL DORADO, AR
Naphthalene 2

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 Linked to Viol. Below Open
caa Linked to Viol. Below Open
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 FRV Jan 26, 2026 Open
caa FRV Nov 10, 2025 Open
cwa Permit Violations - Violation Specified in Comment May 20, 2025 May 21, 2025 Resolved
caa FRV May 2, 2025 Open
caa FRV Jan 14, 2025 Open
caa FRV Jul 24, 2024 Open
caa FRV Apr 24, 2024 Open
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements Mar 20, 2024 Mar 20, 2024 Resolved
caa FRV Feb 21, 2024 Open
cwa Schedule Event achieved late but reported Nov 16, 2023 Open
cwa Permit Violations - Violation Specified in Comment Jun 22, 2023 Open
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements Mar 1, 2023 Mar 1, 2023 Resolved
caa FRV Aug 31, 2021 Open
caa FRV Aug 31, 2021 Open
cwa Schedule Event unachieved but reported Jul 27, 2021 Open
cwa Schedule Event achieved late but reported Jul 27, 2021 Open
cwa Schedule Event reported late Jul 27, 2021 Open
cwa Schedule Event unachieved and not reported Jul 27, 2021 Open
caa FRV Jul 14, 2021 Open
rcra Standards for Owners and Operators of HW TSDs: Air Emission Standards for Equipment Leaks May 5, 2021 May 10, 2021 Resolved
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements May 5, 2021 May 21, 2021 Resolved
cwa Schedule Event achieved late but reported Apr 5, 2020 Open
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements Mar 18, 2019 Apr 1, 2019 Resolved
caa HPV Nov 17, 2017 Apr 2, 2025 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
Solids, total suspended DMR, Limited - Numeric Violation 32,409.70 kg/d 30,567.37 +6% Dec 2025 Open
Total purgeable halocarbons DMR, Limited - Numeric Violation 24.97 kg/d 12.26 +104% Oct 2025 Open
Carbon, tot organic [TOC] DMR, Limited - Numeric Violation 17.00 mg/L 12.00 +42% Sep 2025 Open
Solids, total suspended DMR, Limited - Numeric Violation 31,910.75 kg/d 30,567.37 +4% Jun 2025 Open
Total purgeable halocarbons DMR, Limited - Numeric Violation 0.50 mg/L 0.10 +400% Mar 2025 Open
Solids, total suspended DMR, Limited - Numeric Violation 102,204.93 kg/d 30,567.37 +234% Mar 2025 Open
Solids, total suspended DMR, Limited - Numeric Violation 13,813.40 kg/d 9,949.86 +39% Mar 2025 Open
Solids, total suspended DMR, Limited - Numeric Violation 31,898.04 kg/d 30,567.37 +4% Oct 2024 Open
Chloroform DMR, Limited - Numeric Violation 13.58 kg/d 10.40 +31% Aug 2024 Open
Total purgeable halocarbons DMR, Limited - Numeric Violation 0.20 mg/L 0.10 +100% Mar 2023 Open
Total purgeable halocarbons DMR, Limited - Numeric Violation 152.54 kg/d 45.40 +236% Dec 2022 Open
Carbon, tot organic [TOC] DMR, Limited - Numeric Violation 47.00 mg/L 12.00 +292% Nov 2022 Open
Carbon, tot organic [TOC] DMR, Limited - Numeric Violation 41.00 mg/L 12.00 +242% Sep 2022 Open
Chloroform DMR, Limited - Numeric Violation 0.34 kg/d 0.21 +63% Aug 2022 Open
Solids, total suspended DMR, Limited - Numeric Violation 41,323.53 kg/d 30,567.37 +35% Jun 2022 Open
Total purgeable halocarbons DMR, Limited - Numeric Violation 0.20 mg/L 0.10 +100% Dec 2021 Open
Nitrogen, organic total [as N] DMR, Limited - Numeric Violation 1,293.45 kg/d 998.80 +29% Oct 2021 Open
Carbon, tot organic [TOC] DMR, Limited - Numeric Violation 14.00 mg/L 12.00 +17% Oct 2021 Open
Solids, total suspended DMR, Limited - Numeric Violation 3,094.01 kg/d 1,625.32 +90% Sep 2021 Open
Carbon, tot organic [TOC] DMR, Limited - Numeric Violation 26.00 mg/L 12.00 +117% Sep 2021 Open
Total purgeable halocarbons DMR, Limited - Numeric Violation 0.20 mg/L 0.10 +100% Jun 2021 Resolved
Solids, total suspended DMR, Limited - Numeric Violation 8,749.94 kg/d 8,552.91 +2% May 2021 Open
Total purgeable halocarbons DMR, Limited - Numeric Violation 0.20 mg/L 0.10 +100% Mar 2021 Open
Total purgeable halocarbons DMR, Limited - Numeric Violation 0.30 mg/L 0.10 +200% Mar 2021 Resolved
pH range excursions, > 60 minutes DMR, Limited - Numeric Violation 0.10 occur/d 0.00 +2,147,483,650% Dec 2020 Open
Solids, total suspended DMR, Limited - Numeric Violation 52,819.27 kg/d 30,567.37 +73% Nov 2019 Open
Solids, total suspended DMR, Limited - Numeric Violation 68,733.33 kg/d 30,567.37 +125% Oct 2019 Open
Carbon, tot organic [TOC] DMR, Limited - Numeric Violation 204.00 mg/L 75.00 +172% Sep 2019 Open
pH range excursions, > 60 minutes DMR, Limited - Numeric Violation 0.16 occur/d 0.00 +2,147,483,650% Sep 2019 Open
Solids, total suspended DMR, Limited - Numeric Violation 3,148.94 kg/d 1,625.32 +94% Sep 2019 Open
Total purgeable halocarbons DMR, Limited - Numeric Violation 0.20 mg/L 0.10 +100% Jun 2019 Resolved
Solids, total suspended DMR, Limited - Numeric Violation 2,279.99 kg/d 1,625.32 +40% Jun 2019 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.01 mg/L 0.01 +20% May 2019 Open
Total purgeable halocarbons DMR, Limited - Numeric Violation 0.20 mg/L 0.10 +100% Mar 2019 Resolved
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.01 mg/L 0.01 +13% Jan 2019 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.01 mg/L 0.01 +53% Dec 2018 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.02 mg/L 0.01 +33% Dec 2018 Open
Total purgeable halocarbons DMR, Limited - Numeric Violation 5.45 kg/d 0.91 +500% Sep 2018 Open
Solids, total suspended DMR, Limited - Numeric Violation 3,076.30 kg/d 1,625.32 +89% Sep 2018 Open
Carbon, tot organic [TOC] DMR, Limited - Numeric Violation 17.00 mg/L 12.00 +42% Sep 2017 Open
Solids, total suspended DMR, Limited - Numeric Violation 1,651.65 kg/d 1,625.32 +2% Aug 2017 Open
Flow, in conduit or thru treatment plant DMR, Limited - Numeric Violation 30.20 MGD 28.40 +6% Aug 2017 Open
Solids, total suspended DMR, Limited - Numeric Violation 12,451.86 kg/d 8,552.91 +46% Jun 2017 Open
Phenols DMR, Limited - Numeric Violation 105.78 kg/d 41.77 +153% Feb 2017 Open
Solids, total suspended DMR, Limited - Numeric Violation 3,136.23 kg/d 1,625.32 +93% Aug 2016 Open
Carbon, tot organic [TOC] DMR, Limited - Numeric Violation 18.00 mg/L 12.00 +50% Jun 2016 Open
Carbon, tot organic [TOC] DMR, Limited - Numeric Violation 13.00 mg/L 12.00 +8% Apr 2016 Open
Carbon, tot organic [TOC] DMR, Limited - Numeric Violation 17.00 mg/L 12.00 +42% Feb 2016 Open
Chloroform DMR, Limited - Numeric Violation 0.11 kg/d 0.10 +9% Feb 2016 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 2,389.86 kg/d 6,810.00 +99,999% Feb 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.

CWA 309G2B AO For Class II Penalties
Clean Water Act · Case 06-1997-N223
Date Out of Range
Clean Air Act · Case 3604641817
Date Out of Range
Clean Air Act · Case 3604288076
Date Out of Range
Clean Air Act · Case 3604437129
Administrative - Formal
· Case 06-1995-0058
Date Out of Range
Clean Air Act · Case 3604086343
Administrative - Formal
· Case 06-1983-0040
Administrative - Formal
· Case 06-1987-0323
Judicial
Clean Air Act · Case 3601475590 · Apr 2, 2025
$2,000,000
VERBAL INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD008092793-53 · Jun 14, 2023
Administrative - Formal
Clean Air Act · Case 3602860425 · Jun 14, 2022
$4,875
VERBAL INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD008092793-52 · Jun 23, 2021
Judicial
· Case 06-2014-3400 · Jun 10, 2021
$3,000,000
State CWA Penalty AO
Clean Water Act · Case TX-2019-1485-IWD-E · Mar 19, 2021
$28,350
Administrative - Formal
· Case 06-2020-1735 · Mar 5, 2020
VERBAL INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD008092793-51 · Jun 10, 2019
Administrative - Formal
· Case 06-2018-3317 · Mar 4, 2019
$260,349
Administrative - Formal
· Case 06-2018-0935 · Sep 20, 2018
$500,000
Administrative - Formal
Clean Air Act · Case 3601761198 · May 30, 2018
$11,438
Administrative - Formal
Clean Air Act · Case 3601022144 · Feb 27, 2018
$5,626

Other facilities in BRAZORIA County, TX

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