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

SOUTHERN ILLINOIS POWER COOPER ATIVE

Quick Summary

  • Released 129,300 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
11543 LAKE OF EGYPT ROAD
MARION, IL 62959
View on map ↗
County
WILLIAMSON County
Industry
Utilities
NAICS (North American Industry Classification)
221112
Inspections
2 · last Sep 26, 2024
Total Penalties
$0 · last Jun 19, 2001
Registry ID
110017420049

How This Compares

#48 of 914 TRI reporters in IL
#242 of 584 TRI reporters in Utilities

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.

0
Air (CAA)
Qtrs Non-Compliant
4
Water (CWA)
Qtrs Non-Compliant
12
Hazardous Waste (RCRA)
Qtrs Non-Compliant

TRI Toxic Chemical Releases

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

Emissions Trend (2015–2024) -34% overall
Year Total Releases (lbs) vs Prior Year
2015 129,300
2016 129,300 0%
2017 129,300 0%
2018 129,300 0%
2019 129,300 0%
2020 129,300 0%
2021 117,292 -9%
2022 93,992 -20%
2023 85,692 -9%
2024 85,692 0%

2024

Chemical Total (lbs) Air Water Land Off-Site
Nitric acid
Lead compounds 17,589
Chlorine
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 70,000 70,000
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 7,700 7,700
Hydrogen fluoride 7,700 7,700
Ammonia 250 250
Zinc compounds 5 5 116,116
Copper compounds 5 5 11,497
Manganese compounds 5 5 178,180
Nickel compounds 5 5 20,883 ♦ Carcinogen
Mercury compounds 5 5 61
Arsenic compounds 5 5 6,394 ♦ Carcinogen
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 5 5 82,518
Chromium compounds (except for chromite ore mined in the Transvaal Region) 5 5 25,902
Dioxin and dioxin-like compounds 2 2 ♦ Carcinogen

2023

Chemical Total (lbs) Air Water Land Off-Site
Lead compounds 17,747
Chlorine
Nitric acid
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 70,000 70,000
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 7,700 7,700
Hydrogen fluoride 7,700 7,700
Ammonia 250 250
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 5 5 83,222
Nickel compounds 5 5 21,071 ♦ Carcinogen
Arsenic compounds 5 5 6,457 ♦ Carcinogen
Zinc compounds 5 5 117,197
Copper compounds 5 5 11,600
Manganese compounds 5 5 179,945
Mercury compounds 5 5 61
Chromium compounds (except for chromite ore mined in the Transvaal Region) 5 5 26,138
Dioxin and dioxin-like compounds 2 2 ♦ Carcinogen

2022

Chemical Total (lbs) Air Water Land Off-Site
Lead compounds 19,379
Nitric acid
Chlorine
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 70,000 70,000
Hydrogen fluoride 16,000 16,000
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 7,700 7,700
Ammonia 250 250
Copper compounds 5 5 12,667
Nickel compounds 5 5 23,009 ♦ Carcinogen
Manganese compounds 5 5 196,667
Zinc compounds 5 5 128,064
Arsenic compounds 5 5 7,027 ♦ Carcinogen
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 5 5 91,062
Chromium compounds (except for chromite ore mined in the Transvaal Region) 5 5 28,543
Mercury compounds 5 5 67
Dioxin and dioxin-like compounds 2 2 ♦ Carcinogen

2021

Chemical Total (lbs) Air Water Land Off-Site
Nitric acid
Chlorine
Lead compounds 26,989
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 70,000 70,000
Hydrogen fluoride 32,000 32,000
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 15,000 15,000
Ammonia 250 250
Mercury compounds 5 5 93
Chromium compounds (except for chromite ore mined in the Transvaal Region) 5 5 39,744
Arsenic compounds 5 5 9,854 ♦ Carcinogen
Manganese compounds 5 5 272,519
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 5 5 126,272
Copper compounds 5 5 17,637
Nickel compounds 5 5 32,036 ♦ Carcinogen
Zinc compounds 5 5 178,130
Dioxin and dioxin-like compounds 2 2 ♦ Carcinogen

2020

Chemical Total (lbs) Air Water Land Off-Site
Nitric acid
Chlorine
Lead compounds 15,730
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 76,000 76,000
Hydrogen fluoride 32,000 32,000
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 21,000 21,000
Ammonia 250 250
Mercury compounds 13 13 53
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 5 5 77,718
Chromium compounds (except for chromite ore mined in the Transvaal Region) 5 5 23,225
Copper compounds 5 5 10,294
Zinc compounds 5 5 104,852
Manganese compounds 5 5 158,948
Nickel compounds 5 5 18,710 ♦ Carcinogen
Arsenic compounds 5 5 5,545 ♦ Carcinogen
Dioxin and dioxin-like compounds 2 2 ♦ Carcinogen

2019

Chemical Total (lbs) Air Water Land Off-Site
Chlorine
Nitric acid
Lead compounds 28,019
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 76,000 76,000
Hydrogen fluoride 32,000 32,000
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 21,000 21,000
Ammonia 250 250
Mercury compounds 13 13 93
Copper compounds 5 5 18,338
Manganese compounds 5 5 283,215
Chromium compounds (except for chromite ore mined in the Transvaal Region) 5 5 41,387
Zinc compounds 5 5 186,460
Nickel compounds 5 5 33,332 ♦ Carcinogen
Arsenic compounds 5 5 9,959 ♦ Carcinogen
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 5 5 139,261
Dioxin and dioxin-like compounds 2 2 ♦ Carcinogen

2018

Chemical Total (lbs) Air Water Land Off-Site
Lead compounds 30,433
Nitric acid
Chlorine
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 76,000 76,000
Hydrogen fluoride 32,000 32,000
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 21,000 21,000
Ammonia 250 250
Mercury compounds 13 13 102
Manganese compounds 5 5 307,698
Zinc compounds 5 5 202,078
Nickel compounds 5 5 36,186 ♦ Carcinogen
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 5 5 149,230
Copper compounds 5 5 19,912
Chromium compounds (except for chromite ore mined in the Transvaal Region) 5 5 44,918
Arsenic compounds 5 5 10,888 ♦ Carcinogen
Dioxin and dioxin-like compounds 2 2 ♦ Carcinogen

2017

Chemical Total (lbs) Air Water Land Off-Site
Chlorine
Lead compounds 26,514
Nitric acid
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 76,000 76,000
Hydrogen fluoride 32,000 32,000
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 21,000 21,000
Ammonia 250 250
Mercury compounds 13 13 87
Zinc compounds 5 5 176,576
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 5 5 132,359
Copper compounds 5 5 17,359
Chromium compounds (except for chromite ore mined in the Transvaal Region) 5 5 39,171
Manganese compounds 5 5 268,396
Nickel compounds 5 5 31,552 ♦ Carcinogen
Arsenic compounds 5 5 9,472 ♦ Carcinogen
Dioxin and dioxin-like compounds 2 2 ♦ Carcinogen

2016

Chemical Total (lbs) Air Water Land Off-Site
Chlorine
Nitric acid
Lead compounds 28,733
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 76,000 76,000
Hydrogen fluoride 32,000 32,000
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 21,000 21,000
Ammonia 250 250
Mercury compounds 13 13 94
Manganese compounds 5 5 290,773
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 5 5 143,855
Zinc compounds 5 5 191,446
Nickel compounds 5 5 34,195 ♦ Carcinogen
Arsenic compounds 5 5 10,223 ♦ Carcinogen
Chromium compounds (except for chromite ore mined in the Transvaal Region) 5 5 42,455
Copper compounds 5 5 18,812
Dioxin and dioxin-like compounds 2 2 ♦ Carcinogen

2015

Chemical Total (lbs) Air Water Land Off-Site
Nitric acid
Lead compounds 30,675
Chlorine
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 76,000 76,000
Hydrogen fluoride 32,000 32,000
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 21,000 21,000
Ammonia 250 250
Mercury compounds 13 13 102
Copper compounds 5 5 20,083
Nickel compounds 5 5 36,504 ♦ Carcinogen
Arsenic compounds 5 5 10,943 ♦ Carcinogen
Chromium compounds (except for chromite ore mined in the Transvaal Region) 5 5 45,256
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 5 5 153,171
Manganese compounds 5 5 310,470
Zinc compounds 5 5 204,300
Dioxin and dioxin-like compounds 2 2 ♦ Carcinogen

Waste Management & Recycling

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

Chemical Released Recycled Energy Recovery Treated
Chromium compounds (except for chromite ore mined in the Transvaal Region) 25,902
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 82,518
Dioxin and dioxin-like compounds 2
Arsenic compounds 6,394
Mercury compounds 61
Copper compounds 11,497
Zinc compounds 116,116
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 250,000
Manganese compounds 178,180
Nickel compounds 20,883
Ammonia 1,200,000
Hydrogen fluoride 250,000
Lead compounds 17,589

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
CRENSHAW CROSSING
HERRIN, IL
Mercury compounds 58
CROWN PRODUCTS
HARRISBURG, IL
Mercury compounds 1
JMO RESOURCES
WEST FRANKFORT, IL
Mercury compounds 1
CRENSHAW CROSSING
HERRIN, IL
Nickel compounds 19,995
CROWN PRODUCTS
HARRISBURG, IL
Nickel compounds 471
JMO RESOURCES
WEST FRANKFORT, IL
Nickel compounds 417
CRENSHAW CROSSING
HERRIN, IL
Lead compounds 16,857
CROWN PRODUCTS
HARRISBURG, IL
Lead compounds 388
JMO RESOURCES
WEST FRANKFORT, IL
Lead compounds 344
CRENSHAW CROSSING
HERRIN, IL
Manganese compounds 170,223
CROWN PRODUCTS
HARRISBURG, IL
Manganese compounds 3,964
JMO RESOURCES
WEST FRANKFORT, IL
Manganese compounds 3,993
CRENSHAW CROSSING
HERRIN, IL
Arsenic compounds 6,327
CROWN PRODUCTS
HARRISBURG, IL
Arsenic compounds 35
JMO RESOURCES
WEST FRANKFORT, IL
Arsenic compounds 32
CRENSHAW CROSSING
HERRIN, IL
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 77,454
CROWN PRODUCTS
HARRISBURG, IL
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 2,688
JMO RESOURCES
WEST FRANKFORT, IL
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 2,376
CRENSHAW CROSSING
HERRIN, IL
Chromium compounds (except for chromite ore mined in the Transvaal Region) 24,807
CROWN PRODUCTS
HARRISBURG, IL
Chromium compounds (except for chromite ore mined in the Transvaal Region) 579
JMO RESOURCES
WEST FRANKFORT, IL
Chromium compounds (except for chromite ore mined in the Transvaal Region) 517
CRENSHAW CROSSING
HERRIN, IL
Copper compounds 11,009
CROWN PRODUCTS
HARRISBURG, IL
Copper compounds 259
JMO RESOURCES
WEST FRANKFORT, IL
Copper compounds 229
CRENSHAW CROSSING
HERRIN, IL
Zinc compounds 110,740
CROWN PRODUCTS
HARRISBURG, IL
Zinc compounds 2,782
JMO RESOURCES
WEST FRANKFORT, IL
Zinc compounds 2,594

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
cwa Schedule Event unachieved and not reported Aug 1, 2025 Sep 1, 2025 Resolved
caa FRV Sep 17, 2022 Open
cwa Schedule Event achieved late but reported Aug 1, 2022 Open
cwa Schedule Event unachieved but reported Aug 1, 2022 Nov 9, 2022 Resolved
cwa Schedule Event unachieved and not reported Aug 1, 2022 Nov 9, 2022 Resolved
cwa Schedule Event reported late Aug 1, 2022 Open
rcra Standards Applicable to Generators of HW: General May 14, 2018 Open
cwa Management Practice Violations - Best Management Practice Deficiencies Feb 20, 2013 Open
cwa Schedule Event unachieved and not reported May 1, 2011 Nov 14, 2011 Resolved
cwa Schedule Event reported late May 1, 2011 Open
cwa Schedule Event achieved late but reported May 1, 2011 Open
cwa Schedule Event unachieved but reported May 1, 2011 Nov 14, 2011 Resolved
cwa Schedule Event unachieved and not reported May 1, 2010 Sep 30, 2010 Resolved
cwa Schedule Event achieved late but reported May 1, 2010 Open
cwa Schedule Event unachieved but reported May 1, 2010 Nov 14, 2011 Resolved
cwa Schedule Event reported late May 1, 2010 Open
cwa Schedule Event unachieved and not reported May 1, 2009 Sep 30, 2010 Resolved
cwa Schedule Event reported late May 1, 2009 Open
cwa Schedule Event achieved late but reported May 1, 2009 Open
cwa Schedule Event unachieved but reported May 1, 2009 Nov 14, 2011 Resolved
cwa Schedule Event achieved late but reported Dec 1, 2002 Open
cwa Schedule Event unachieved and not reported Dec 1, 1999 Jul 21, 2000 Resolved
cwa Schedule Event achieved late but reported Dec 1, 1999 Open
cwa Schedule Event achieved late but reported Apr 1, 1999 Open
cwa Schedule Event achieved late but reported Mar 31, 1999 Open
cwa Schedule Event achieved late but reported Dec 1, 1997 Open
rcra Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures Sep 13, 1993 Aug 26, 1994 Resolved
rcra Standards for Owners and Operators of HW TSDs: Use and Management of Containers Sep 13, 1993 Aug 26, 1994 Resolved
rcra Standards Applicable to Generators of HW: General Sep 13, 1993 Aug 26, 1994 Resolved
rcra Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators Sep 13, 1993 Aug 26, 1994 Resolved
rcra Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators Sep 13, 1993 Aug 26, 1994 Resolved
rcra Standards for Owners and Operators of HW TSDs: General Facility Standards Sep 13, 1993 Aug 26, 1994 Resolved
rcra Standards for Owners and Operators of HW TSDs: Preparedness and Prevention Sep 13, 1993 Aug 26, 1994 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
Iron, total [as Fe] DMR, Limited - Numeric Violation 4.00 mg/L 2.00 +100% Feb 2016 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 6.00 mg/L 4.00 +50% 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.

Administrative - Formal
· Case 05-1985-0394
Administrative - Formal
· Case 05-1990-0305
Administrative - Formal
Clean Air Act · Case 3603545645 · Mar 14, 2023
$0
Notice of Violation
Clean Air Act · Case 3603367950 · Sep 28, 2022
VIOLATION NOTICE (VN)
RCRA (Hazardous Waste) · Case RCRA-ILD007813900-JJ1 · Jun 27, 2018
State Administrative Order of Consent
Clean Water Act · Case IL-0004316 · Jan 16, 2015
Civil Judicial Action
Clean Water Act · Case IL-N00005358 · Jun 19, 2001
$3,000
State Administrative Order of Consent
Clean Water Act · Case IL-N00005965 · Mar 31, 1998
State Administrative Order of Consent
Clean Water Act · Case IL-N00005964 · Sep 30, 1997
State Administrative Order of Consent
Clean Water Act · Case IL-N00003802 · Dec 30, 1994
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-ILD007813900-DV1 · Oct 15, 1993
State CWA Non Penalty AO
Clean Water Act · Case IL-N00004674 · Jul 1, 1993

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