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

KOPPERS, INC.

Quick Summary

  • Released 135,200 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 $0 in total penalties since records began.
  • Reports releases of chemicals classified as known or probable carcinogens.
Address
3900 S. LARAMIE
CICERO, IL 60804
View on map ↗
County
COOK County
Industry
Manufacturing
NAICS (North American Industry Classification)
325130
Inspections
3 · last Jan 17, 2024
Total Penalties
$0 · last Jan 6, 2016
Registry ID
110011828068

How This Compares

#47 of 914 TRI reporters in IL
#913 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
0
Water (CWA)
Qtrs Non-Compliant
0
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) +23% overall
Year Total Releases (lbs) vs Prior Year
2015 132,001
2016 123,072 -7%
2017 135,200 +10%
2018 42,729 -68%
2019 171,179 +301%
2020 158,845 -7%
2021 158,728 -0%
2022 149,835 -6%
2023 158,008 +5%
2024 162,566 +3%

2024

Chemical Total (lbs) Air Water Land Off-Site
Creosote 875 ♦ Carcinogen
Maleic anhydride 51,385 51,385 38
Phthalic anhydride 43,573 43,573 185,777
Naphthalene 37,431 37,431 24,467 ♦ Carcinogen
Benzene 11,225 11,225 151 ♦ Carcinogen
Xylene (mixed isomers) 8,126 8,126 3,698
Toluene 3,912 3,912 732
Phenol 3,744 3,744 658
Polycyclic aromatic compounds 953 953 2 ♦ Carcinogen
Phenanthrene 949 949 1
Anthracene 364 364 1
Ethylbenzene 301 301 27 ♦ Carcinogen
Styrene 299 299 4 ♦ Carcinogen
Biphenyl 128 128 3
Quinoline 95 95 2 ♦ Carcinogen
Dibenzofuran 57 57 2
Benzo[g,h,i]perylene 24 24

2023

Chemical Total (lbs) Air Water Land Off-Site
Styrene ♦ Carcinogen
Creosote 533 ♦ Carcinogen
Maleic anhydride 48,320 48,320 59
Phthalic anhydride 42,180 42,180 193,080
Naphthalene 35,960 35,960 22,194 ♦ Carcinogen
Benzene 12,320 12,320 209 ♦ Carcinogen
Xylene (mixed isomers) 7,953 7,953 1,782
Toluene 4,320 4,320 997
Phenol 4,240 4,240 886
Polycyclic aromatic compounds 873 873 10 ♦ Carcinogen
Phenanthrene 869 869 4
Ethylbenzene 340 340 37 ♦ Carcinogen
Anthracene 334 334 1
Biphenyl 117 117 2
Quinoline 100 100 1 ♦ Carcinogen
Dibenzofuran 60 60 1
Benzo[g,h,i]perylene 22 22

2022

Chemical Total (lbs) Air Water Land Off-Site
Creosote 3,174 ♦ Carcinogen
Styrene ♦ Carcinogen
Maleic anhydride 52,588 52,588 7
Phthalic anhydride 43,253 43,253 224,048
Naphthalene 20,807 20,807 24,326 ♦ Carcinogen
Benzene 11,526 11,526 274 ♦ Carcinogen
Xylene (mixed isomers) 7,827 7,827 705
Toluene 4,305 4,305 534
Phenol 4,249 4,249 420
Ethylbenzene 1,407 1,407 63 ♦ Carcinogen
Polycyclic aromatic compounds 1,406 1,406 45 ♦ Carcinogen
Phenanthrene 1,401 1,401 51
Anthracene 537 537 18
Quinoline 238 238 13 ♦ Carcinogen
Biphenyl 190 190 24
Dibenzofuran 65 65 13
Benzo[g,h,i]perylene 36 36

2021

Chemical Total (lbs) Air Water Land Off-Site
Creosote ♦ Carcinogen
Maleic anhydride 52,588 52,588 222
Phthalic anhydride 42,680 42,680 369,330
Naphthalene 30,678 30,678 27,267 ♦ Carcinogen
Benzene 11,510 11,510 1,254 ♦ Carcinogen
Xylene (mixed isomers) 7,824 7,824 4,811
Toluene 4,298 4,298 1,853
Phenol 4,240 4,240 562
Ethylbenzene 1,407 1,407 318 ♦ Carcinogen
Polycyclic aromatic compounds 1,214 1,214 9 ♦ Carcinogen
Phenanthrene 1,209 1,209 2
Anthracene 464 464 5
Quinoline 238 238 1 ♦ Carcinogen
Biphenyl 163 163 3
Styrene 120 120 58 ♦ Carcinogen
Dibenzofuran 65 65 1
Benzo[g,h,i]perylene 31 31

2020

Chemical Total (lbs) Air Water Land Off-Site
Creosote 23 ♦ Carcinogen
Maleic anhydride 52,580 52,580
Phthalic anhydride 46,180 46,180 616,253
Naphthalene 30,680 30,680 67,489 ♦ Carcinogen
Benzene 9,940 9,940 ♦ Carcinogen
Xylene (mixed isomers) 7,780 7,780
Toluene 3,720 3,720
Phenol 3,660 3,660 15
Ethylbenzene 1,220 1,220 ♦ Carcinogen
Polycyclic aromatic compounds 1,066 1,066 2 ♦ Carcinogen
Phenanthrene 1,062 1,062 1
Anthracene 407 407 1
Quinoline 220 220 ♦ Carcinogen
Biphenyl 143 143 1
Styrene 100 100 ♦ Carcinogen
Dibenzofuran 60 60
Benzo[g,h,i]perylene 27 27 0

2019

Chemical Total (lbs) Air Water Land Off-Site
Creosote 2,867 ♦ Carcinogen
Maleic anhydride 52,588 52,588
Phthalic anhydride 46,174 46,174 681,734
Naphthalene 30,678 30,678 69,124 ♦ Carcinogen
Benzene 15,983 15,983 144 ♦ Carcinogen
Xylene (mixed isomers) 8,046 8,046 318
Toluene 5,969 5,969 217
Phenol 5,892 5,892 133
Ethylbenzene 1,952 1,952 65 ♦ Carcinogen
Polycyclic aromatic compounds 1,304 1,304 1,979 ♦ Carcinogen
Phenanthrene 1,299 1,299 4,338
Anthracene 498 498 133
Quinoline 330 330 873 ♦ Carcinogen
Biphenyl 175 175 643
Styrene 168 168 411 ♦ Carcinogen
Dibenzofuran 90 90 1,407
Benzo[g,h,i]perylene 33 33 16

2018

Chemical Total (lbs) Air Water Land Off-Site
Creosote 8,377 ♦ Carcinogen
Phthalic anhydride 18,301 18,301 904,755
Naphthalene 9,933 9,933 26,073 ♦ Carcinogen
Benzene 8,307 8,307 64 ♦ Carcinogen
o-Xylene 3,096 3,096 43
Polycyclic aromatic compounds 1,134 1,134 244 ♦ Carcinogen
Phenanthrene 1,129 1,129 984
Anthracene 434 434 235
Biphenyl 153 153 332
Quinoline 104 104 283 ♦ Carcinogen
Styrene 81 81 104 ♦ Carcinogen
Benzo[g,h,i]perylene 29 29 21
Dibenzofuran 28 28 563

2017

Chemical Total (lbs) Air Water Land Off-Site
Maleic anhydride 52,588 52,588 11,587
Phthalic anhydride 46,055 46,055 234,356
Naphthalene 16,910 16,910 32,903 ♦ Carcinogen
o-Xylene 7,478 7,478 0
Benzene 5,155 5,155 56 ♦ Carcinogen
Creosote 3,123 3,123 4,175 ♦ Carcinogen
Polycyclic aromatic compounds 1,101 1,101 1,685 ♦ Carcinogen
Phenanthrene 1,097 1,097 2,225
Dibenzofuran 559 559 913
Anthracene 421 421 890
Phenol 192 192 469
Cresol (mixed isomers) 149 149 425
Biphenyl 148 148 317
Quinoline 117 117 314 ♦ Carcinogen
Styrene 79 79 47 ♦ Carcinogen
Benzo[g,h,i]perylene 28 28 44

2016

Chemical Total (lbs) Air Water Land Off-Site
Maleic anhydride 48,392 48,392 6,375
Phthalic anhydride 42,481 42,481 378,810
Naphthalene 14,737 14,737 173,848 ♦ Carcinogen
o-Xylene 6,391 6,391 0
Benzene 4,724 4,724 1,373 ♦ Carcinogen
Creosote 2,718 2,718 18,416 ♦ Carcinogen
Phenanthrene 1,107 1,107 12,182
Polycyclic aromatic compounds 1,045 1,045 37,646 ♦ Carcinogen
Dibenzofuran 538 538 10,855
Anthracene 426 426 17,172
Biphenyl 148 148 529
Phenol 125 125 781
Cresol (mixed isomers) 94 94 710
Quinoline 71 71 524 ♦ Carcinogen
Styrene 49 49 79 ♦ Carcinogen
Benzo[g,h,i]perylene 26 26 1,726

2015

Chemical Total (lbs) Air Water Land Off-Site
Maleic anhydride 49,694 49,694 4,158
Phthalic anhydride 43,436 43,436 123,707
Naphthalene 17,271 17,271 184,481 ♦ Carcinogen
o-Xylene 6,816 6,816 0
Benzene 5,655 5,655 2,623 ♦ Carcinogen
Creosote 5,105 5,105 10,575 ♦ Carcinogen
Phenanthrene 1,170 1,170 21,506
Polycyclic aromatic compounds 1,145 1,145 83,834 ♦ Carcinogen
Dibenzofuran 640 640 22,640
Anthracene 442 442 37,646
Biphenyl 212 212 211
Phenol 153 153 314
Cresol (mixed isomers) 97 97 283
Styrene 75 75 32 ♦ Carcinogen
Quinoline 60 60 209 ♦ Carcinogen
Benzo[g,h,i]perylene 29 29 3,947

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
Phenol 126,737
Toluene 23,204 732
Phthalic anhydride 185,777
Styrene 236
Naphthalene 2,756,864 40,909
Creosote 875
Phenanthrene 364,635 1
Maleic anhydride 38
Polycyclic aromatic compounds 434,248 43
Biphenyl 32,044 347
Ethylbenzene 3,315 27
Xylene (mixed isomers) 18,784 3,922
Dibenzofuran 88,396 185
Benzo[g,h,i]perylene 295
Anthracene 117,125 557
Quinoline 28,729 185
Benzene 19,889 381

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 ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Benzene 148
CONTINENTAL CEMENT CO. LLC
HANNIBAL, MO
Benzene 1
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Xylene (mixed isomers) 3,509
CONTINENTAL CEMENT CO. LLC
HANNIBAL, MO
Xylene (mixed isomers) 189
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Styrene 4
HEIDELBERG MATERIALS US CEMENT LLC
LOGANSPORT, IN
Phthalic anhydride 473
LONE STAR GREENCASTLE WDF
GREENCASTLE, IN
Phthalic anhydride 1,603
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Phthalic anhydride 106,420
CONTINENTAL CEMENT CO. LLC
HANNIBAL, MO
Phthalic anhydride 77,281
HEIDELBERG MATERIALS US CEMENT LLC
LOGANSPORT, IN
Maleic anhydride 9
LONE STAR GREENCASTLE WDF
GREENCASTLE, IN
Maleic anhydride 29
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Creosote 225
CONTINENTAL CEMENT CO. LLC
HANNIBAL, MO
Creosote 650
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Ethylbenzene 25
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Naphthalene 24,355
CONTINENTAL CEMENT CO. LLC
HANNIBAL, MO
Naphthalene 111
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Phenol 630
CONTINENTAL CEMENT CO. LLC
HANNIBAL, MO
Phenol 6
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Toluene 724
CONTINENTAL CEMENT CO. LLC
HANNIBAL, MO
Toluene 6

Transfers to Publicly-Owned Treatment Works (POTWs)

Toxic chemicals transferred to municipal wastewater treatment plants during the most recent TRI reporting year. Quantities in pounds.

Chemical Transferred (lbs) POTW
Polycyclic aromatic compounds 2 STICKNEY WATER RECLAMATION PLANT, CICERO
Dibenzofuran 2 STICKNEY WATER RECLAMATION PLANT, CICERO
Benzene 2 STICKNEY WATER RECLAMATION PLANT, CICERO
Biphenyl 3 STICKNEY WATER RECLAMATION PLANT, CICERO
Phenol 22 STICKNEY WATER RECLAMATION PLANT, CICERO
Xylene (mixed isomers) STICKNEY WATER RECLAMATION PLANT, CICERO
Phenanthrene 1 STICKNEY WATER RECLAMATION PLANT, CICERO
Anthracene 1 STICKNEY WATER RECLAMATION PLANT, CICERO
Toluene 2 STICKNEY WATER RECLAMATION PLANT, CICERO
Benzo[g,h,i]perylene STICKNEY WATER RECLAMATION PLANT, CICERO
Ethylbenzene 2 STICKNEY WATER RECLAMATION PLANT, CICERO
Naphthalene 1 STICKNEY WATER RECLAMATION PLANT, CICERO
Styrene STICKNEY WATER RECLAMATION PLANT, CICERO
Quinoline 2 STICKNEY WATER RECLAMATION PLANT, CICERO

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 FRV Jan 7, 2026 Open
caa FRV Nov 7, 2024 Open
caa FRV Jul 25, 2023 Open
caa FRV Oct 5, 2021 Open
caa FRV Apr 26, 2021 Open
rcra Standards for Used Oil: Generators Jul 17, 2007 Jan 11, 2008 Resolved
rcra Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators Jul 17, 2007 Jan 11, 2008 Resolved
rcra Standards Applicable to Generators of HW: General Jul 21, 2004 May 5, 2005 Resolved
rcra Standards for Owners and Operators of HW TSDs: Financial Requirements Oct 28, 1991 May 12, 1992 Resolved
rcra Standards for Owners and Operators of HW TSDs: Financial Requirements Nov 3, 1987 Jan 11, 1988 Resolved

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.

Administrative - Formal
· Case 05-1996-0584
Notice of Violation
Clean Air Act · Case 3603745664 · Oct 4, 2023
Notice of Violation
Clean Air Act · Case 3602901477 · Nov 9, 2021
Notice of Violation
Clean Air Act · Case 3602768626 · Jul 15, 2021
Administrative - Formal
· Case 05-2016-7352 · Jan 6, 2016
$160,000
Administrative - Formal
· Case 05-2016-7342 · Nov 6, 2015
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-ILD005164611-001 · Nov 15, 2007
Administrative - Formal
· Case 05-2006-5020 · Mar 31, 2006
$80,000
Judicial
· Case 05-1998-6721 · Apr 7, 2003
$276,190
VIOLATION NOTICE (VN)
RCRA (Hazardous Waste) · Case RCRA-ILD005164611-LS1 · Jan 2, 1992
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-ILD005164611-002 · Nov 5, 1991
State CWA Non Penalty AO
Clean Water Act · Case IL-N00000432 · May 25, 1989

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