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

ISP CHEMICALS LLC

Quick Summary

  • Released 250,737 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
455 N MAIN ST
CALVERT CITY, KY 42029
View on map ↗
County
MARSHALL County
Industry
Manufacturing
NAICS (North American Industry Classification)
325199
Inspections
8 · last Oct 22, 2025
Total Penalties
$0 · last Feb 2, 2021
Registry ID
110000741608

How This Compares

#35 of 398 TRI reporters in KY
#612 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.

0
Air (CAA)
Qtrs Non-Compliant
6
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) -26% overall
Year Total Releases (lbs) vs Prior Year
2015 328,735
2016 294,426 -10%
2017 250,737 -15%
2018 270,150 +8%
2019 27,896 -90%
2020 197,083 +606%
2021 240,326 +22%
2022 288,518 +20%
2023 372,542 +29%
2024 241,986 -35%

2024

Chemical Total (lbs) Air Water Land Off-Site
Ammonia 76,080 74,611 1,469
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 60,835 60,835
Acetaldehyde 18,868 18,587 281 ♦ Carcinogen
Methanol 18,050 18,050 8,447
Toluene 17,664 17,664 408
Styrene 16,927 16,927 4,991 ♦ Carcinogen
Benzene 15,504 15,504 2,318 ♦ Carcinogen
Formic acid 3,794 3,794
Diethyl sulfate 3,176 3,176 ♦ Carcinogen
n-Butyl alcohol 2,498 2,498 746
Ethylene glycol 2,293 2,293
Cyclohexane 2,256 2,256 62
Copper 1,440 1,440 4,109
Vinyl acetate 1,426 1,426 1,620 ♦ Carcinogen
Maleic anhydride 780 780 93
Acrylic acid 395 395 250

2023

Chemical Total (lbs) Air Water Land Off-Site
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 201,499 201,499
Ammonia 64,534 62,398 2,136
Acetaldehyde 20,464 20,346 118 ♦ Carcinogen
Toluene 18,158 17,696 462 654
Methanol 17,955 17,955 42,683
Styrene 17,279 16,760 519 248 ♦ Carcinogen
Benzene 16,178 15,412 766 1,660 ♦ Carcinogen
Formic acid 3,346 3,346
Diethyl sulfate 3,216 3,216 ♦ Carcinogen
n-Butyl alcohol 2,886 2,444 442
Ethylene glycol 2,293 2,293
Cyclohexane 2,242 2,242 159
Vinyl acetate 1,288 1,288 ♦ Carcinogen
Maleic anhydride 784 784 1,910
Acrylic acid 389 389
Copper 31 31 4,185

2022

Chemical Total (lbs) Air Water Land Off-Site
Acetaldehyde 90,665 20,701 69,964 ♦ Carcinogen
Ammonia 70,233 69,169 1,064
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 41,812 41,812
Methanol 18,590 18,590 30,496
Toluene 17,956 17,401 555 93
Styrene 17,044 16,855 189 920 ♦ Carcinogen
Benzene 15,947 15,390 557 928 ♦ Carcinogen
Diethyl sulfate 4,610 4,610 ♦ Carcinogen
Formic acid 4,399 4,399
n-Butyl alcohol 2,516 2,516 20,513
Ethylene glycol 2,293 2,293
Vinyl acetate 1,341 1,322 19 ♦ Carcinogen
Maleic anhydride 749 749 9,992
Acrylic acid 335 335
Copper 28 28 3,247

2021

Chemical Total (lbs) Air Water Land Off-Site
Ammonia 68,928 67,927 1,001
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 57,320 57,320
Methanol 22,145 18,170 3,975 60,079
Acetaldehyde 19,769 19,570 199 ♦ Carcinogen
Toluene 17,420 17,380 40 1,514
Styrene 17,337 17,320 17 699 ♦ Carcinogen
Benzene 15,454 15,375 79 2,635 ♦ Carcinogen
n-Butyl alcohol 6,520 2,545 3,975 21,001
Formic acid 6,294 6,294 91
Diethyl sulfate 4,474 4,474 ♦ Carcinogen
Ethylene glycol 2,293 2,293 104
Vinyl acetate 1,249 1,228 21 36 ♦ Carcinogen
Maleic anhydride 749 749 1,531
Acrylic acid 338 338 1,165
Copper 36 36 3,326

2020

Chemical Total (lbs) Air Water Land Off-Site
Copper 7,084
Ammonia 75,765 74,773 992 1,143
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 57,326 57,326
Methanol 20,641 20,641 29,100
Acetaldehyde 14,498 13,211 1,287 ♦ Carcinogen
Benzene 10,103 10,103 3,573 ♦ Carcinogen
Formic acid 4,989 4,989 334
Diethyl sulfate 4,484 4,484 ♦ Carcinogen
Maleic anhydride 2,700 2,700 464
n-Butyl alcohol 2,527 2,527 4,427
Ethylene glycol 2,293 2,293
Styrene 828 828 1,030 ♦ Carcinogen
Toluene 424 424 534
Acrylic acid 338 338 11,965
Vinyl acetate 167 167 ♦ Carcinogen

2019

Chemical Total (lbs) Air Water Land Off-Site
Methanol 20,485 20,485 61,314
Formic acid 3,596 3,596 1,487
Maleic anhydride 2,693 2,693 8,437
Styrene 773 773 320 ♦ Carcinogen
Acrylic acid 349 349 818

2018

Chemical Total (lbs) Air Water Land Off-Site
Copper 6,238
Ammonia 171,181 169,845 1,336 253
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 35,913 35,913
Methanol 21,765 21,765 82,707
Acetaldehyde 12,211 12,058 153 9 ♦ Carcinogen
Benzene 10,814 10,814 1,288 ♦ Carcinogen
Diethyl sulfate 4,496 4,496 ♦ Carcinogen
Formic acid 4,122 4,122
Maleic anhydride 2,703 2,703 9,742
n-Butyl alcohol 2,592 2,592 16,765
Ethylene glycol 2,293 2,293
Styrene 1,126 1,126 537 ♦ Carcinogen
Toluene 424 424 162
Acrylic acid 337 337
Vinyl acetate 173 173 ♦ Carcinogen

2017

Chemical Total (lbs) Air Water Land Off-Site
Cyclohexane 20,600
Copper 6,377
Ammonia 140,357 139,220 1,137 1,829
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 45,669 45,669
Methanol 21,757 21,757 165,217
Acetaldehyde 13,679 13,507 172 ♦ Carcinogen
Benzene 10,965 10,965 2,136 ♦ Carcinogen
Diethyl sulfate 4,497 4,497 ♦ Carcinogen
Formic acid 4,275 4,275 140
Maleic anhydride 2,756 2,756 543
n-Butyl alcohol 2,592 2,592 22,795
Ethylene glycol 2,282 2,282 500
Styrene 1,074 1,074 499 ♦ Carcinogen
Toluene 424 424 109
Acrylic acid 335 335 465
Vinyl acetate 75 75 822 ♦ Carcinogen

2016

Chemical Total (lbs) Air Water Land Off-Site
Copper 9,104
Ammonia 190,337 186,524 3,813 860
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 40,565 40,565
Methanol 21,732 21,732 161,644
Acetaldehyde 11,181 11,180 1 160 ♦ Carcinogen
Benzene 11,070 11,070 11,548 ♦ Carcinogen
Diethyl sulfate 4,505 4,505 ♦ Carcinogen
Formic acid 3,286 3,286
Maleic anhydride 2,753 2,753 2,065
n-Butyl alcohol 2,533 2,533 13,359
Ethylene glycol 2,282 2,282
Cyclohexane 2,271 2,271 60
Styrene 1,110 1,110 65 ♦ Carcinogen
Toluene 419 419 55,177
Acrylic acid 339 339
Vinyl acetate 43 43 ♦ Carcinogen

2015

Chemical Total (lbs) Air Water Land Off-Site
Copper 6,404
Ammonia 199,883 198,850 1,033 798
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 63,031 63,031
Methanol 21,761 21,761 204,170
Acetaldehyde 13,618 13,617 1 ♦ Carcinogen
Benzene 11,325 11,325 73,664 ♦ Carcinogen
Diethyl sulfate 4,508 4,508 ♦ Carcinogen
Formic acid 2,951 2,951
Maleic anhydride 2,753 2,753 2,774
n-Butyl alcohol 2,538 2,538 21,992
Cyclohexane 2,286 2,286 83
Ethylene glycol 2,282 2,282
Styrene 974 974 161 ♦ Carcinogen
Toluene 420 420 731
Acrylic acid 346 346
Vinyl acetate 59 59 ♦ 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
Acetaldehyde 115,736
Maleic anhydride 51 42
Ammonia 3,813,005 518,283
n-Butyl alcohol 40,332
Formic acid 1,415
Methanol 101 299,672
Toluene 301 2,927
Acrylic acid 250
Vinyl acetate 1,620
Styrene 50 24,997
Cyclohexane 19,500 62
Benzene 230 25 251,823

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
Acrylic acid 250
CALGON CARBON CORP
PITTSBURGH, PA
Benzene 230
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
Benzene 2,063
SAFETY-KLEEN SYSTEMS, INC.
SMITHFIELD, KY
Benzene 25
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
Maleic anhydride 42
SAFETY-KLEEN SYSTEMS, INC.
SMITHFIELD, KY
Maleic anhydride 51
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
Vinyl acetate 1,620
WASTE PATH SANITARY LANDFILL LLC
CALVERT CITY, KY
Copper 4,109
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
Methanol 6
SAFETY-KLEEN SYSTEMS, INC.
SMITHFIELD, KY
Methanol 101
VEOLIA TECHNICAL SOLUTIONS LLC
SAUGET, IL
Methanol 8,340
SAFETY-KLEEN SYSTEMS, INC.
SMITHFIELD, KY
Cyclohexane 62
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
n-Butyl alcohol 746
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
Styrene 4,941
SAFETY-KLEEN SYSTEMS, INC.
SMITHFIELD, KY
Styrene 50
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
Toluene 107
SAFETY-KLEEN SYSTEMS, INC.
SMITHFIELD, KY
Toluene 301

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
rcra Standards Applicable to Generators of HW: General Sep 24, 2019 Sep 24, 2019 Resolved
rcra Standards for Universal Waste Management: Standards for Small Quantity Handlers Jun 19, 2018 Jun 30, 2018 Resolved
rcra Interim Status Standards for Owners and Operators of HW TSDs: Use and Management of Containers Jun 19, 2018 Open
cwa Permit Violations - Violation Specified in Comment Jul 14, 2017 Open
cwa Effluent Violations - Failed Toxicity Test Feb 27, 2017 Open
cwa Permit Violations - Violation Specified in Comment Apr 8, 2014 Open
cwa Permit Violations - Violation Specified in Comment Aug 21, 2013 Open
cwa Permit Violations - Violation Specified in Comment Sep 24, 2012 Open
rcra Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators Aug 9, 2012 Aug 9, 2012 Resolved
rcra Standards for Used Oil: Generators Aug 9, 2012 Aug 9, 2012 Resolved
rcra Standards for Universal Waste Management: Standards for Small Quantity Handlers Aug 9, 2012 Aug 9, 2012 Resolved
rcra Interim Status Standards for Owners and Operators of HW TSDs: Use and Management of Containers Aug 9, 2012 Aug 9, 2012 Resolved
cwa Schedule Event unachieved and not reported Jul 1, 2011 Sep 30, 2011 Resolved
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements Jul 23, 2010 Oct 12, 2010 Resolved
rcra Standards for Used Oil: Generators Jul 23, 2010 Oct 12, 2010 Resolved
rcra Standards for Universal Waste Management: Standards for Small Quantity Handlers Mar 9, 2009 Mar 9, 2009 Resolved
rcra Interim Status Standards for Owners and Operators of HW TSDs: Preparedness and Prevention Feb 6, 2007 Feb 6, 2007 Resolved
rcra Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators Feb 6, 2007 Feb 6, 2007 Resolved
rcra Interim Status Standards for Owners and Operators of HW TSDs: Tank Systems May 11, 2006 May 11, 2006 Resolved
rcra Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators May 11, 2006 May 11, 2006 Resolved
rcra Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators Dec 20, 2004 Dec 20, 2004 Resolved
rcra Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators Jan 8, 2004 Jan 8, 2004 Resolved
rcra Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators Aug 2, 2001 Aug 2, 2001 Resolved
rcra Standards for Owners and Operators of HW TSDs: General Facility Standards Aug 2, 2001 Aug 2, 2001 Resolved
rcra Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators Aug 22, 2000 Aug 28, 2000 Resolved
rcra Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators Nov 3, 1995 Nov 18, 1995 Resolved
rcra Standards Applicable to Generators of HW: General Jul 20, 1993 Jul 20, 1993 Resolved
rcra Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators May 27, 1993 Jul 12, 1993 Resolved
rcra Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators Apr 15, 1993 May 5, 1993 Resolved
rcra Standards for Owners and Operators of HW TSDs: Use and Management of Containers Apr 13, 1993 May 5, 1993 Resolved
rcra Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures Apr 13, 1993 May 5, 1993 Resolved
rcra Standards for Owners and Operators of HW TSDs: General Facility Standards Apr 13, 1993 May 5, 1993 Resolved
rcra Standards for the Management of Specific HW and Specific Types of HW Management Facilities: Hazardous Waste Burned in Boilers and Industrial Furnaces Jun 16, 1992 Feb 8, 1995 Resolved
rcra Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators Dec 10, 1991 Sep 29, 1992 Resolved
rcra Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators Dec 10, 1991 Dec 10, 1991 Resolved
rcra Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators Dec 10, 1991 Dec 10, 1991 Resolved
rcra Standards Applicable to Generators of HW: General Dec 10, 1991 Jan 30, 1992 Resolved
rcra Standards for Owners and Operators of HW TSDs: General Aug 15, 1990 Aug 15, 1990 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
Oil & Grease DMR, Limited - Numeric Violation 17.90 mg/L 15.00 +19% Oct 2025 Open
Solids, total suspended DMR, Limited - Numeric Violation 230.18 kg/d 206.57 +11% May 2024 Open
Solids, total suspended DMR, Limited - Numeric Violation 207.93 kg/d 206.57 +1% Mar 2024 Open
Solids, total suspended DMR, Limited - Numeric Violation 250.61 kg/d 206.57 +21% Aug 2023 Open
Solids, total suspended DMR, Limited - Numeric Violation 225.18 kg/d 206.57 +9% Jul 2023 Open
Oil & Grease DMR, Limited - Numeric Violation 17.60 mg/L 15.00 +17% Jan 2023 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 349.13 kg/d 432.21 +99,999% Dec 2022 Open
Solids, total suspended DMR, Limited - Numeric Violation 249.70 kg/d 206.57 +21% May 2022 Open
Methylene chloride DMR, Limited - Numeric Violation 0.27 kg/d 0.20 +31% Dec 2021 Open
Solids, total suspended DMR, Limited - Numeric Violation 296.46 kg/d 291.92 +2% Sep 2020 Open
Chlorine, total residual DMR, Limited - Numeric Violation 0.41 mg/L 0.20 +105% Jul 2020 Open
Temperature, water deg. fahrenheit DMR, Limited - Numeric Violation 101.00 deg F 100.00 +1% Jun 2019 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 1,328.40 kg/d 614.26 +116% Mar 2019 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 385.45 kg/d 230.18 +67% Mar 2019 Open
Solids, total suspended DMR, Limited - Numeric Violation 1,136.36 kg/d 936.60 +21% Dec 2016 Open
Solids, total suspended DMR, Limited - Numeric Violation 347.76 kg/d 291.92 +19% Dec 2016 Open
Temperature, water deg. fahrenheit DMR, Limited - Numeric Violation 96.00 deg F 95.00 +1% Sep 2016 Open
Toxicity, final conc toxicity units DMR, Limited - Numeric Violation 7.27 toxic 3.60 +102% Sep 2016 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 1,055.55 kg/d 614.26 +72% Aug 2016 Open
Temperature, water deg. fahrenheit DMR, Limited - Numeric Violation 101.00 deg F 100.00 +1% Aug 2016 Open
Temperature, water deg. fahrenheit DMR, Limited - Numeric Violation 98.00 deg F 95.00 +3% Aug 2016 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 242.89 kg/d 230.18 +6% Aug 2016 Open
Temperature, water deg. fahrenheit DMR, Limited - Numeric Violation 98.00 deg F 95.00 +3% Jul 2016 Open
Temperature, water deg. fahrenheit DMR, Limited - Numeric Violation 104.00 deg F 100.00 +4% Jul 2016 Open
Temperature, water deg. fahrenheit DMR, Limited - Numeric Violation 101.00 deg F 100.00 +1% Sep 2015 Open
Temperature, water deg. fahrenheit DMR, Limited - Numeric Violation 102.00 deg F 100.00 +2% Jul 2015 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 04-2020-0201 · Feb 2, 2021
$26,872
State Administrative Order of Consent
Clean Water Act · Case KY-DOW 140184 · Jun 15, 2015
$6,000
Administrative - Formal
· Case 04-2014-4250 · Sep 30, 2014
State Administrative Order of Consent
Clean Water Act · Case KY-DOW-0120011 · Jul 13, 2012
$4,000
State Administrative Order of Consent
Clean Water Act · Case KY-N00005426 · Sep 24, 2010
$2,000
VERBAL INFORMAL
RCRA (Hazardous Waste) · Case RCRA-KYD006370175-001 · Jul 23, 2010
Administrative - Formal
· Case 04-2005-2028 · Aug 26, 2005
$3,961
State CWA Non Penalty AO
Clean Water Act · Case KY-N00002170 · Jun 26, 2000
$3,600
Administrative - Formal
· Case 04-1999-0481 · Sep 30, 1999
State CWA Non Penalty AO
Clean Water Act · Case KY-N00000830 · Dec 2, 1998
State Administrative Order of Consent
Clean Water Act · Case KY-N00000872 · Dec 2, 1998
$7,200
State CWA Non Penalty AO
Clean Water Act · Case KY-N00001064 · May 22, 1997
$3,600
State CWA Non Penalty AO
Clean Water Act · Case KY-N00001019 · May 20, 1997
INIT. 3008(H) I.S. CA ORDER
RCRA (Hazardous Waste) · Case RCRA-KYD006370175-APT · Jan 25, 1995
$52,000
Administrative - Formal
· Case 04-1993-1238 · Jan 11, 1995
$52,500
FINAL 3008(A) COMPLIANCE ORDER
RCRA (Hazardous Waste) · Case RCRA-KYD006370175-000 · Dec 10, 1991
State CWA Non Penalty AO
Clean Water Act · Case KY-N00000025 · Dec 16, 1987
Judicial
· Case 04-1983-0004 · Apr 3, 1985
$50,000

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