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

STEPAN CO

Quick Summary

  • Released 546,840 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 $409,685 in total penalties since records began.
  • Reports releases of chemicals classified as known or probable carcinogens.
Address
22500 STEPAN DR
ELWOOD, IL 60421
View on map ↗
County
WILL County
Industry
Manufacturing
NAICS (North American Industry Classification)
325613
Inspections
5 · last Jan 31, 2024
Total Penalties
$409,685 · last Sep 20, 2023
Registry ID
110000432504

How This Compares

#20 of 914 TRI reporters in IL
#352 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.

2
Air (CAA)
Qtrs Non-Compliant
12
Water (CWA)
Qtrs Non-Compliant
10
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 373,018
2016 533,366 +43%
2017 546,840 +3%
2018 520,950 -5%
2019 75,162 -86%
2020 460,032 +512%
2021 321,540 -30%
2022 275,599 -14%
2023 205,923 -25%
2024 518,067 +152%

2024

Chemical Total (lbs) Air Water Land Off-Site
Nonylphenol
Nonylphenol Ethoxylates 4,407
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 332,359 332,359
Phthalic anhydride 60,412 60,412 171,385
Methanol 30,389 30,157 232 57
Maleic anhydride 22,263 22,263
n-Butyl alcohol 14,997 14,997 10
1,4-Dioxane 14,934 14,933 1 250,062 ♦ Carcinogen
o-Xylene 11,657 11,657
Acetaldehyde 10,102 10,102 ♦ Carcinogen
Xylene (mixed isomers) 9,018 9,018 107
Ammonia 6,912 3,714 3,198
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,691 1,691
Certain glycol ethers 1,273 1,252 21
Diethanolamine 905 905 2,808
Ethylbenzene 509 509 3 ♦ Carcinogen
Ethylene oxide 206 206 ♦ Carcinogen
Ethylene glycol 131 7 124 12
Propylene oxide 127 127 ♦ Carcinogen
Chloroacetic acid 84 58 26
Naphthalene 56 56 30 ♦ Carcinogen
Benzyl chloride 39 39
Dimethyl sulfate 3 3 ♦ Carcinogen

2023

Chemical Total (lbs) Air Water Land Off-Site
Nonylphenol Ethoxylates 6,976
Nonylphenol 2,998
Phthalic anhydride 79,640 79,640 111,030
Methanol 31,762 31,613 149 2,408
Maleic anhydride 29,731 29,731 134
1,4-Dioxane 19,372 19,370 2 757,286 ♦ Carcinogen
Acetaldehyde 11,335 11,335 ♦ Carcinogen
Ammonia 10,065 3,090 6,975 3,348
o-Xylene 9,724 9,724 735
Xylene (mixed isomers) 8,804 8,804 7,292
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,690 1,690
Certain glycol ethers 1,232 1,211 21 26
Diethanolamine 905 905 2,643
n-Butyl alcohol 616 616 81,422
Ethylene glycol 236 5 231 21
Ethylene oxide 198 198 ♦ Carcinogen
Ethylbenzene 179 179 72,422 ♦ Carcinogen
Propylene oxide 142 142 ♦ Carcinogen
1,2,4-Trimethylbenzene 98 98 217
Chloroacetic acid 92 60 32
Naphthalene 58 58 429 ♦ Carcinogen
Benzyl chloride 40 40
Dimethyl sulfate 4 4 ♦ Carcinogen

2022

Chemical Total (lbs) Air Water Land Off-Site
Nonylphenol Ethoxylates
Nonylphenol 2,000
Phthalic anhydride 79,354 79,354 248,533
Methanol 66,201 66,180 21 1,998
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 31,615 31,615
Maleic anhydride 31,594 31,594 116
1,4-Dioxane 18,322 18,319 3 1,068,029 ♦ Carcinogen
Ammonia 11,953 2,404 9,549 188
Acetaldehyde 11,045 11,045 ♦ Carcinogen
Xylene (mixed isomers) 9,776 9,776 2,414
o-Xylene 9,321 9,321
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,983 1,983
Certain glycol ethers 1,085 1,056 29 3,510
Diethanolamine 867 867 5,429
n-Butyl alcohol 802 802 114,461
Ethylene glycol 565 117 448 5,134
Ethylbenzene 515 515 10 ♦ Carcinogen
Propylene oxide 215 215 ♦ Carcinogen
Ethylene oxide 176 176 ♦ Carcinogen
Naphthalene 83 83 292 ♦ Carcinogen
Benzyl chloride 62 62
Chloroacetic acid 61 21 40
Dimethyl sulfate 4 4 ♦ Carcinogen

2021

Chemical Total (lbs) Air Water Land Off-Site
Nonylphenol
Nonylphenol Ethoxylates
Phthalic anhydride 83,712 83,712 115,783
Methanol 75,832 75,812 20 1,154
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 29,866 29,866
Maleic anhydride 29,787 29,787 256
1,4-Dioxane 27,702 27,700 2 1,097,739 ♦ Carcinogen
n-Butyl alcohol 25,356 25,356 117,667
Xylene (mixed isomers) 13,417 13,412 5 35,477
Acetaldehyde 10,864 10,864 ♦ Carcinogen
o-Xylene 10,633 10,633
Ammonia 4,004 2,028 1,976 184
Ethylene glycol 2,290 1,790 500 4,181
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,983 1,983
Chloroacetic acid 1,362 1,312 50
Diethanolamine 1,358 1,358 4,789
Ethylbenzene 1,120 1,120 16,428 ♦ Carcinogen
Certain glycol ethers 823 790 33 1,248
Naphthalene 674 674 85 ♦ Carcinogen
Ethylene oxide 342 342 ♦ Carcinogen
Biphenyl 233 233 880
Propylene oxide 107 107 ♦ Carcinogen
Benzyl chloride 65 65
Dimethyl sulfate 10 10 2,577 ♦ Carcinogen

2020

Chemical Total (lbs) Air Water Land Off-Site
1,2,4-Trimethylbenzene
Nonylphenol Ethoxylates
Nonylphenol 11,303
Methanol 207,960 207,898 62 364,765
Phthalic anhydride 85,812 85,812 144,218
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 46,052 46,052
Maleic anhydride 29,400 29,400 296
1,4-Dioxane 18,354 18,351 3 1,097,307 ♦ Carcinogen
n-Butyl alcohol 16,892 16,892 117,582
Xylene (mixed isomers) 12,254 12,254 1,402
Acetaldehyde 10,954 10,954 ♦ Carcinogen
Ammonia 8,501 2,172 6,329 549
Dimethyl sulfate 7,605 7,605 ♦ Carcinogen
Ethylene glycol 3,172 2,520 652 9,020
Chloroacetic acid 2,950 2,468 482
o-Xylene 2,493 2,493 335
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 2,010 2,010
Certain glycol ethers 1,506 1,454 52
Benzyl chloride 1,211 1,211 86
Ethylbenzene 942 942 19 ♦ Carcinogen
Biphenyl 783 254 529 1,921
Naphthalene 574 574 446 ♦ Carcinogen
Diethanolamine 295 295 4,210
Ethylene oxide 221 221 ♦ Carcinogen
Propylene oxide 91 91 ♦ Carcinogen

2019

Chemical Total (lbs) Air Water Land Off-Site
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 49,931 49,931 722
Xylene (mixed isomers) 23,605 23,605 75,834
Chloroacetic acid 1,626 1,581 45

2018

Chemical Total (lbs) Air Water Land Off-Site
Naphthalene ♦ Carcinogen
Diethanolamine 5,099
Dimethyl sulfate ♦ Carcinogen
Methanol 233,882 232,295 1,587 2,748,063
Maleic anhydride 113,261 113,261 278
Phthalic anhydride 60,071 60,071 152,773
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 43,700 43,700
Xylene (mixed isomers) 23,718 23,717 1 5,154
1,4-Dioxane 13,928 13,833 95 1,136,891 ♦ Carcinogen
Acetaldehyde 10,972 10,972 ♦ Carcinogen
n-Butyl alcohol 6,580 6,580 122,065
o-Xylene 5,323 5,323
Ethylbenzene 3,658 3,657 1 368 ♦ Carcinogen
Ammonia 2,752 1,519 1,233 4,290
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,769 1,769
Certain glycol ethers 1,055 1,055
Chloroacetic acid 164 164 44
Ethylene oxide 62 62 ♦ Carcinogen
Propylene oxide 44 44 ♦ Carcinogen
Benzyl chloride 9 9 609
Ethylene glycol 1 1 3,628
Nonylphenol 1 1 8,487

2017

Chemical Total (lbs) Air Water Land Off-Site
1,2,4-Trimethylbenzene
Diethanolamine 3,976
Dimethyl sulfate ♦ Carcinogen
Methanol 207,698 206,081 1,617 2,599,191
Maleic anhydride 158,906 158,906 1,696
Phthalic anhydride 59,592 59,592 213,789
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 43,877 43,877 279
1,4-Dioxane 25,324 25,227 97 1,009,218 ♦ Carcinogen
Xylene (mixed isomers) 17,274 17,273 1 123,704
Acetaldehyde 12,539 12,539 ♦ Carcinogen
n-Butyl alcohol 8,380 8,380 108,128
Ethylbenzene 4,338 4,337 1 1,165 ♦ Carcinogen
o-Xylene 3,550 3,550 481
Ammonia 3,040 1,511 1,529 2,916
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 1,638 1,638
Certain glycol ethers 233 233 1,345
Ethylene oxide 153 153 ♦ Carcinogen
Chloroacetic acid 134 134 126
Propylene oxide 98 98 ♦ Carcinogen
Naphthalene 55 55 1,154 ♦ Carcinogen
Benzyl chloride 9 9 395
Nonylphenol 1 1 16,481
Ethylene glycol 1 1 2,204

2016

Chemical Total (lbs) Air Water Land Off-Site
1,2,4-Trimethylbenzene
Naphthalene ♦ Carcinogen
Methanol 231,497 231,483 14 1,186
Maleic anhydride 149,193 149,193 688
Phthalic anhydride 60,755 60,755 291,195
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 42,697 42,697
Xylene (mixed isomers) 18,529 18,488 41 4,035
1,4-Dioxane 10,677 10,677 33 ♦ Carcinogen
Ammonia 6,919 6,566 199 154
o-Xylene 3,681 3,681 120
Ethylbenzene 3,420 3,420 ♦ Carcinogen
Acetaldehyde 2,356 2,356 ♦ Carcinogen
Benzyl chloride 1,363 1,362 1
Ethylene oxide 664 664 ♦ Carcinogen
Chloroacetic acid 636 636
Propylene oxide 530 530 ♦ Carcinogen
Diethanolamine 301 299 2 1,121
Dimethyl sulfate 147 147 ♦ Carcinogen
Ethylene glycol 1 1 0

2015

Chemical Total (lbs) Air Water Land Off-Site
Naphthalene ♦ Carcinogen
1,2,4-Trimethylbenzene
Maleic anhydride 141,794 141,794
Phthalic anhydride 130,220 130,220 335,743
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 32,572 32,572 67
Methanol 31,324 30,766 558 2,200
Xylene (mixed isomers) 10,334 10,303 31 3,000
Ammonia 8,226 8,074 151 373
1,4-Dioxane 6,337 6,337 2 ♦ Carcinogen
Ethylbenzene 4,345 4,343 2 ♦ Carcinogen
o-Xylene 3,505 3,505 5
Benzyl chloride 1,438 1,437 1 4
Propylene oxide 857 338 519 ♦ Carcinogen
Ethylene oxide 687 687 ♦ Carcinogen
Chloroacetic acid 555 555 5
Nonylphenol 304 304
Diethanolamine 303 300 2 12
Dimethyl sulfate 213 213 ♦ Carcinogen
Ethylene glycol 4 4

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
Certain glycol ethers 22,633
Ethylbenzene 368,682 3
Ethylene glycol 2,539
Nonylphenol Ethoxylates 523 3,884
n-Butyl alcohol 1,260,178
Naphthalene 8 45
o-Xylene 173,583
Maleic anhydride 6,438,807
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 167,413
Benzyl chloride 2
Propylene oxide 5,654
Diethanolamine 2,778
Methanol 3,032,978 109,903
Phthalic anhydride 3,291 703,643
1,4-Dioxane 1,140,158
Chloroacetic acid 691
Acetaldehyde 145,890
Ethylene oxide 117,246
Xylene (mixed isomers) 3,318,134 120

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 EL DORADO, LLC
EL DORADO, AR
Methanol 2
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Methanol 3
RUMPKE CONTAINER SERV INC
CINCINNATI, OH
Methanol 52
RUMPKE CONTAINER SERV INC
CINCINNATI, OH
n-Butyl alcohol 10
CLEAN HARBORS DEER TRAIL LLC
DEER TRAIL, CO
Ethylene glycol 12
CLEAN HARBORS CHATTANOOGA, LLC
CHATTANOOGA, TN
Diethanolamine 17
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
Diethanolamine 2,470
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Diethanolamine 287
RUMPKE CONTAINER SERV INC
CINCINNATI, OH
Diethanolamine 15
CLEAN HARBORS DEER TRAIL LLC
DEER TRAIL, CO
Diethanolamine 2
CLEAN HARBORS DEER PARK
DEER PARK, TX
Diethanolamine 4
CLEAN HARBORS LONE MOUNTAIN LLC
ORIENTA, OK
Diethanolamine 13
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
Nonylphenol Ethoxylates 523
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
Nonylphenol Ethoxylates 2,207
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Nonylphenol Ethoxylates 1,677
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
Phthalic anhydride 132,952
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Phthalic anhydride 35,001
GREEN AMERICA RECYCLING LLC
HANNIBAL, MO
Phthalic anhydride 3,291
RUMPKE CONTAINER SERV INC
CINCINNATI, OH
Phthalic anhydride 10
CLEAN HARBORS CLIVE, LLC
CLIVE, UT
Phthalic anhydride 131
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
Naphthalene 8
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
Naphthalene 5
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Naphthalene 17
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
Xylene (mixed isomers) 33
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Xylene (mixed isomers) 41
RUMPKE CONTAINER SERV INC
CINCINNATI, OH
Xylene (mixed isomers) 33
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
Ethylbenzene 3
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
1,4-Dioxane 249,970
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
1,4-Dioxane 82
RUMPKE CONTAINER SERV INC
CINCINNATI, OH
1,4-Dioxane 10

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 Dec 31, 2023 Open
caa FRV Jul 30, 2023 Open
cwa Schedule Event unachieved and not reported Jul 1, 2023 Aug 1, 2023 Resolved
cwa Schedule Event unachieved and not reported Jul 1, 2023 Aug 1, 2023 Resolved
cwa Effluent Violations - Numeric effluent violation Jun 20, 2023 Jun 20, 2023 Resolved
caa FRV Nov 14, 2022 Open
caa FRV Apr 25, 2022 Open
caa FRV Dec 6, 2020 Open
caa HPV Jun 3, 2020 Oct 21, 2022 Resolved
caa HPV Oct 17, 2018 Oct 7, 2019 Resolved
caa HPV Sep 18, 2017 Mar 7, 2018 Resolved
cwa Management Practice Violations - Failure to Conduct Inspections Feb 27, 2015 Open
cwa Monitoring Violations - Invalid/Unrepresentative Sample Feb 27, 2015 Open
rcra Standards for Owners and Operators of HW TSDs: General Mar 11, 2014 Sep 15, 2025 Resolved
cwa Schedule Event achieved late but reported Dec 1, 2011 Open
cwa Schedule Event unachieved and not reported Dec 1, 2011 Mar 15, 2013 Resolved
cwa Schedule Event reported late Dec 1, 2011 Open
cwa Schedule Event unachieved but reported Dec 1, 2011 Mar 15, 2013 Resolved
cwa Management Practice Violations - Improper Operation and Maintenance Jun 9, 2011 Open
cwa Effluent Violations - Unauthorized Discharge Jun 9, 2011 Open
cwa Schedule Event unachieved and not reported Dec 1, 2010 Mar 15, 2013 Resolved
cwa Schedule Event unachieved but reported Dec 1, 2010 Mar 15, 2013 Resolved
cwa Schedule Event achieved late but reported Dec 1, 2010 Open
cwa Schedule Event reported late Dec 1, 2010 Open
cwa WW SSO - Improper Operation and Maintenance Mar 11, 2009 Open
cwa WW SSO - Overflow to Dry Land or Building Backup Mar 11, 2009 Open
cwa WW SSO - Improper Operation and Maintenance Mar 10, 2009 Open
cwa WW SSO - Overflow to Dry Land or Building Backup Mar 10, 2009 Open
cwa WW SSO - Overflow to Dry Land or Building Backup Dec 28, 2008 Open
cwa WW SSO - Improper Operation and Maintenance Dec 27, 2008 Open
cwa WW SSO - Overflow to Dry Land or Building Backup Dec 27, 2008 Open
rcra EPA Administered Permit Programs: the HW Permit Program General Information Jun 11, 2008 Jan 6, 2009 Resolved
cwa Schedule Event unachieved and not reported Dec 1, 2007 Feb 29, 2008 Resolved
cwa Schedule Event achieved late but reported Dec 1, 2001 Open
cwa Schedule Event unachieved and not reported Dec 1, 2001 Aug 9, 2002 Resolved
rcra Standards Applicable to Generators of HW: General May 7, 1999 Jul 15, 1999 Resolved
rcra Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators Jan 31, 1995 Jun 23, 1995 Resolved
rcra Land Disposal Restrictions: General Jan 31, 1995 Jun 23, 1995 Resolved
rcra Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures Jan 31, 1995 Jun 23, 1995 Resolved
rcra Standards for Owners and Operators of HW TSDs: Preparedness and Prevention Feb 21, 1991 Dec 31, 1996 Resolved
rcra Standards for Owners and Operators of HW TSDs: General Feb 21, 1991 Oct 7, 1991 Resolved
rcra Standards for Owners and Operators of HW TSDs: General Facility Standards Feb 21, 1991 Oct 7, 1991 Resolved
rcra Standards for Owners and Operators of HW TSDs: Manifest System, Recordkeeping and Reporting Feb 21, 1991 Oct 7, 1991 Resolved
rcra Standards for Owners and Operators of HW TSDs: Closure and Post-Closure Feb 21, 1991 Oct 7, 1991 Resolved
rcra Standards for Owners and Operators of HW TSDs: Financial Requirements Feb 21, 1991 Oct 7, 1991 Resolved
rcra Standards for Owners and Operators of HW TSDs: Tank Systems Feb 21, 1991 Oct 7, 1991 Resolved
rcra Land Disposal Restrictions: General Feb 21, 1991 May 21, 1991 Resolved
cwa Schedule Event unachieved but reported Mar 24, 1989 Jan 9, 1992 Resolved
cwa Schedule Event achieved late but reported Mar 24, 1989 Open

Discharge Limit Exceedances

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

Pollutant Violation Reported Limit Exceedance Period Status
Solids, total suspended DMR, Limited - Numeric Violation 56.00 mg/L 50.00 +12% Feb 2026 Open
Solids, total suspended DMR, Limited - Numeric Violation 206.75 kg/d 189.32 +9% Feb 2026 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 230.59 kg/d 151.64 +52% Oct 2025 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 58.00 mg/L 40.00 +45% Oct 2025 Open
Solids, total suspended DMR, Limited - Numeric Violation 44.60 mg/L 25.00 +78% Mar 2025 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 42.00 mg/L 40.00 +5% Mar 2025 Open
Solids, total suspended DMR, Limited - Numeric Violation 300.00 mg/L 50.00 +500% Mar 2025 Open
Solids, total suspended DMR, Limited - Numeric Violation 67.00 mg/L 50.00 +34% Dec 2024 Open
Solids, total suspended DMR, Limited - Numeric Violation 120.00 mg/L 50.00 +140% May 2023 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 196.58 kg/d 151.64 +30% May 2023 Open
Solids, total suspended DMR, Limited - Numeric Violation 444.92 kg/d 189.32 +135% May 2023 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 53.00 mg/L 40.00 +33% May 2023 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 48.00 mg/L 40.00 +20% Mar 2023 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 84.90 kg/d 75.82 +12% Mar 2023 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 20.40 mg/L 20.00 +2% Mar 2023 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 217.92 kg/d 151.64 +44% Mar 2023 Open
Solids, total suspended DMR, Limited - Numeric Violation 212.47 kg/d 94.89 +124% Dec 2022 Open
Solids, total suspended DMR, Limited - Numeric Violation 1,194.93 kg/d 189.32 +531% Dec 2022 Open
Solids, total suspended DMR, Limited - Numeric Violation 72.70 mg/L 25.00 +191% Dec 2022 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 44.00 mg/L 40.00 +10% Dec 2022 Open
Solids, total suspended DMR, Limited - Numeric Violation 490.00 mg/L 50.00 +880% Dec 2022 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 179.78 kg/d 151.64 +19% Feb 2022 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 44.00 mg/L 40.00 +10% Feb 2022 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 370.46 kg/d 151.64 +144% Jan 2022 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 48.40 mg/L 20.00 +142% Jan 2022 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 90.00 mg/L 40.00 +125% Jan 2022 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 176.61 kg/d 75.82 +133% Jan 2022 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 387.72 kg/d 151.64 +156% Feb 2021 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 88.08 kg/d 75.82 +16% Feb 2021 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 90.00 mg/L 40.00 +125% Feb 2021 Open
Solids, total suspended DMR, Limited - Numeric Violation 232.90 kg/d 189.32 +23% Feb 2021 Open
Solids, total suspended DMR, Limited - Numeric Violation 54.00 mg/L 50.00 +8% Feb 2021 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 200.67 kg/d 151.64 +32% Jun 2020 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 60.00 mg/L 40.00 +50% Jun 2020 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 92.00 mg/L 40.00 +130% Mar 2020 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 289.20 kg/d 151.64 +91% Mar 2020 Open
Chlorine, total residual DMR, Limited - Numeric Violation 0.15 mg/L 0.05 +200% Nov 2017 Open
Chlorine, total residual DMR, Limited - Numeric Violation 0.08 mg/L 0.05 +60% Aug 2016 Open
Chlorine, total residual DMR, Limited - Numeric Violation 0.08 mg/L 0.05 +60% Feb 2015 Resolved
Chlorine, total residual DMR, Limited - Numeric Violation 0.13 mg/L 0.05 +160% Jan 2015 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
Clean Air Act · Case 3604196490 · Aug 6, 2024
$0
Notice of Violation
Clean Air Act · Case 3603934435 · Mar 26, 2024
Judicial
Clean Air Act · Case 3602800279 · Sep 20, 2023
$48,960
Administrative - Formal
Clean Air Act · Case 3603596428 · May 9, 2023
$0
Notice of Violation
Clean Air Act · Case 3603456655 · Dec 15, 2022
Judicial
Clean Air Act · Case 3602870378 · Oct 12, 2022
$360,725
Administrative - Formal
Clean Air Act · Case 3603367943 · Sep 28, 2022
$0
Notice of Violation
Clean Air Act · Case 3603255095 · Jun 14, 2022
Notice of Violation
Clean Air Act · Case 3602274770 · Aug 27, 2020
Administrative - Formal
Clean Air Act · Case 3601843999 · Apr 1, 2019
$0
Notice of Violation
Clean Air Act · Case 3601682064 · Nov 20, 2018
Administrative - Formal
Clean Air Act · Case 3601393965 · Mar 5, 2018
$0
Notice of Violation
Clean Air Act · Case 3601261634 · Oct 11, 2017
State Administrative Order of Consent
Clean Water Act · Case IL-0002453 · Aug 11, 2015
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-ILD054351770-DV1 · Mar 27, 2014
Administrative - Formal
· Case 05-2014-7251 · Mar 13, 2014
$21,788
State Administrative Order of Consent
Clean Water Act · Case IL-N00007674 · Jan 23, 2007
State Administrative Order of Consent
Clean Water Act · Case IL-N00007591 · Jul 11, 2006
Administrative - Formal
· Case 05-2005-5008 · Sep 8, 2005
$5,000
State Administrative Order of Consent
Clean Water Act · Case IL-N00005956 · Nov 9, 2001

Other facilities in WILL County, IL

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