Non-Compliance
TRI Reporter
Clean Air Act
Clean Water Act
RCRA
INTERPLASTIC CORPORATION
Quick Summary
- •Released 11,177 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 $10,000 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
3535 LATONIA AVE
FORT WRIGHT, KY 41015
View on map ↗ - County
- KENTON County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 325211
- Inspections
- 7 · last Jul 24, 2025
- Total Penalties
- $10,000 · last Jun 8, 2021
- Registry ID
- 110001376635
How This Compares
#125
of 398 TRI reporters in KY
#3,784
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
Qtrs Non-Compliant
4
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
1
Hazardous Waste (RCRA)
Qtrs Non-Compliant
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)
-7% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 13,044 | — |
| 2016 | 13,122 | +1% |
| 2017 | 11,177 | -15% |
| 2018 | 11,381 | +2% |
| 2019 | 16,643 | +46% |
| 2020 | 14,016 | -16% |
| 2021 | 14,257 | +2% |
| 2022 | 16,183 | +14% |
| 2023 | 12,581 | -22% |
| 2024 | 12,074 | -4% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cobalt compounds | — | — | — | — | — | ♦ Carcinogen |
| Methyl methacrylate | — | — | — | — | — | |
| Styrene | 11,264 | 11,264 | — | — | 3,134 | ♦ Carcinogen |
| Maleic anhydride | 354 | 354 | — | — | — | |
| Phthalic anhydride | 328 | 328 | — | — | 800 | |
| Dicyclopentadiene | 108 | 108 | — | — | — | |
| Ethylene glycol | 20 | 20 | — | — | — |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cobalt compounds | — | — | — | — | — | ♦ Carcinogen |
| Styrene | 11,448 | 11,448 | — | — | 50,639 | ♦ Carcinogen |
| Maleic anhydride | 367 | 367 | — | — | — | |
| Phthalic anhydride | 330 | 330 | — | — | — | |
| Methyl methacrylate | 306 | 306 | — | — | 4,020 | |
| Dicyclopentadiene | 107 | 107 | — | — | 42 | |
| Ethylene glycol | 23 | 23 | — | — | — |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cobalt compounds | — | — | — | — | — | ♦ Carcinogen |
| Styrene | 14,861 | 14,861 | — | — | 16,547 | ♦ Carcinogen |
| Maleic anhydride | 373 | 373 | — | — | — | |
| Methyl methacrylate | 370 | 370 | — | — | — | |
| Phthalic anhydride | 363 | 363 | — | — | — | |
| Dicyclopentadiene | 186 | 186 | — | — | — | |
| Ethylene glycol | 30 | 30 | — | — | — |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cobalt compounds | — | — | — | — | — | ♦ Carcinogen |
| Styrene | 13,387 | 13,387 | — | — | 21,860 | ♦ Carcinogen |
| Methyl methacrylate | 376 | 376 | — | — | — | |
| Phthalic anhydride | 286 | 286 | — | — | — | |
| Maleic anhydride | 182 | 182 | — | — | 18,598 | |
| Ethylene glycol | 26 | 26 | — | — | 169 | |
| Dicyclopentadiene | 0 | 0 | — | — | 7,736 |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cobalt compounds | — | — | — | — | — | ♦ Carcinogen |
| Styrene | 13,093 | 13,093 | — | — | 618 | ♦ Carcinogen |
| Methyl methacrylate | 382 | 382 | — | — | — | |
| Phthalic anhydride | 285 | 285 | — | — | — | |
| Maleic anhydride | 223 | 223 | — | — | — | |
| Ethylene glycol | 25 | 25 | — | — | 103 | |
| Dicyclopentadiene | 7 | 7 | — | — | — |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cobalt compounds | — | — | — | — | — | ♦ Carcinogen |
| Styrene | 15,505 | 15,505 | — | — | 755 | ♦ Carcinogen |
| Methyl methacrylate | 374 | 374 | — | — | — | |
| Phthalic anhydride | 292 | 292 | — | — | 13,750 | |
| Maleic anhydride | 233 | 233 | — | — | 8,914 | |
| Dicyclopentadiene | 213 | 213 | — | — | — | |
| Ethylene glycol | 26 | 26 | — | — | 46 |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cobalt compounds | — | — | — | — | — | ♦ Carcinogen |
| Styrene | 10,746 | 10,746 | — | — | — | ♦ Carcinogen |
| Methyl methacrylate | 318 | 318 | — | — | — | |
| Phthalic anhydride | 187 | 187 | — | — | — | |
| Maleic anhydride | 105 | 105 | — | — | — | |
| Ethylene glycol | 25 | 25 | — | — | — | |
| Dicyclopentadiene | 0 | 0 | — | — | — |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cobalt compounds | — | — | — | — | — | ♦ Carcinogen |
| Styrene | 10,513 | 10,513 | — | — | — | ♦ Carcinogen |
| Phthalic anhydride | 297 | 297 | — | — | — | |
| Methyl methacrylate | 252 | 252 | — | — | — | |
| Maleic anhydride | 97 | 97 | — | — | — | |
| Ethylene glycol | 17 | 17 | — | — | — |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 11,998 | 11,998 | — | — | — | ♦ Carcinogen |
| Phthalic anhydride | 434 | 434 | — | — | — | |
| Methyl methacrylate | 371 | 371 | — | — | — | |
| Maleic anhydride | 266 | 266 | — | — | — | |
| Ethylene glycol | 53 | 53 | — | — | — |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 11,999 | 11,999 | — | — | 382 | ♦ Carcinogen |
| Phthalic anhydride | 420 | 420 | — | — | — | |
| Methyl methacrylate | 342 | 342 | — | — | — | |
| Maleic anhydride | 243 | 243 | — | — | — | |
| Ethylene glycol | 41 | 41 | — | — | — |
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 |
|---|---|---|---|---|
| Dicyclopentadiene | — | — | — | 15,772 |
| Maleic anhydride | — | — | — | 35,099 |
| Phthalic anhydride | — | — | — | 12,317 |
| Styrene | — | — | 2,361 | 611,592 |
| Ethylene glycol | — | — | — | 5,718 |
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 |
|---|---|---|---|---|---|
|
ROSS INCINERATION SERVICES INC
GRAFTON, OH
|
Styrene | — | — | — | 773 |
|
VEOLIA ES TECHNICAL SOLUTIONS LLC
WEST CARROLLTON, OH
|
Styrene | — | — | 2,361 | — |
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
Phthalic anhydride | — | — | — | 800 |
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 | Effluent Violations - Narrative Effluent Violation | Mar 11, 2025 | — | Open |
| rcra | Standards Applicable to Generators of HW: Preparedness. Prevention, and Emergency Procedures for LQGs | Sep 13, 2024 | Sep 25, 2024 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Jul 12, 2023 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | Dec 15, 2022 | — | Open |
| cwa | Reporting Violations - Failure to Notify | Dec 15, 2022 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Dec 15, 2022 | — | Open |
| cwa | Monitoring Violations - Invalid/Unrepresentative Sample | Dec 15, 2022 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Dec 15, 2022 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Mar 23, 2018 | — | Open |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: General Facility Standards | Jun 7, 2017 | Oct 16, 2017 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jun 7, 2017 | Oct 16, 2017 | Resolved |
| rcra | Standards for Used Oil: Generators | Jun 7, 2017 | Oct 16, 2017 | Resolved |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | Jun 7, 2017 | Oct 16, 2017 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jun 7, 2017 | Oct 16, 2017 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Use and Management of Containers | Jun 7, 2017 | Oct 16, 2017 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Jun 7, 2017 | Oct 16, 2017 | Resolved |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | Nov 26, 2014 | Nov 26, 2014 | Resolved |
| rcra | Standards for Used Oil: Generators | Aug 5, 2009 | Aug 5, 2009 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Aug 5, 2009 | Oct 23, 2009 | Resolved |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | Aug 5, 2009 | Aug 5, 2009 | Resolved |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Dec 30, 2002 | Jan 22, 2003 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Dec 30, 2002 | Jan 31, 2003 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Nov 22, 1996 | Dec 13, 1996 | Resolved |
| rcra | Land Disposal Restrictions: General | Oct 19, 1994 | Dec 15, 1994 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Oct 19, 1994 | Dec 15, 1994 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Oct 19, 1994 | Dec 15, 1994 | Resolved |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Oct 19, 1994 | Dec 15, 1994 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Sep 21, 1992 | Oct 8, 1992 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Jun 19, 1992 | Jun 29, 1992 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Apr 6, 1992 | Jun 5, 1992 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Mar 11, 1992 | Apr 1, 1992 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Nov 15, 1991 | Jan 4, 1993 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Nov 15, 1991 | Jan 4, 1993 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Nov 15, 1991 | Jan 4, 1993 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Sep 19, 1991 | Sep 30, 1991 | 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 |
|---|---|---|---|---|---|---|
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.20 mg/L | 0.16 | +23% | Jan 2026 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 33.80 mg/L | 30.00 | +13% | Dec 2025 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.28 mg/L | 0.16 | +70% | Dec 2025 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.25 mg/L | 0.16 | +50% | Nov 2025 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.37 mg/L | 0.16 | +123% | Oct 2025 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.73 mg/L | 0.16 | +345% | Sep 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 86.50 mg/L | 60.00 | +44% | Sep 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 86.50 mg/L | 30.00 | +188% | Sep 2025 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.31 mg/L | 0.16 | +88% | Jul 2025 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.27 mg/L | 0.16 | +62% | Jun 2025 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.35 mg/L | 0.16 | +113% | Apr 2025 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.26 mg/L | 0.16 | +56% | Feb 2025 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.27 mg/L | 0.16 | +64% | Jan 2025 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.28 mg/L | 0.16 | +69% | Dec 2024 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 1.00 mg/L | 0.16 | +509% | Nov 2024 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.48 mg/L | 0.16 | +190% | Sep 2024 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.30 mg/L | 0.16 | +81% | Aug 2024 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.32 mg/L | 0.16 | +98% | Jul 2024 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.26 mg/L | 0.16 | +60% | Apr 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 53.50 mg/L | 30.00 | +78% | Mar 2024 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.43 mg/L | 0.16 | +165% | Mar 2024 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.40 mg/L | 0.16 | +142% | Feb 2024 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.29 mg/L | 0.16 | +76% | Jan 2024 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.27 mg/L | 0.16 | +63% | Dec 2023 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.27 mg/L | 0.16 | +64% | Nov 2023 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.36 mg/L | 0.12 | +198% | Sep 2023 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.23 mg/L | 0.12 | +88% | Aug 2023 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.25 mg/L | 0.12 | +108% | Jul 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 44.00 mg/L | 30.00 | +47% | Jun 2023 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.22 mg/L | 0.12 | +83% | May 2023 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.24 mg/L | 0.12 | +100% | Mar 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 30.40 mg/L | 30.00 | +1% | Mar 2023 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.14 mg/L | 0.12 | +17% | Jan 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 31.00 mg/L | 30.00 | +3% | Dec 2022 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.27 mg/L | 0.12 | +125% | Dec 2022 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.45 mg/L | 0.12 | +275% | Nov 2022 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.21 mg/L | 0.12 | +75% | Oct 2022 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.17 mg/L | 0.12 | +42% | Aug 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 150.00 mg/L | 60.00 | +150% | Jun 2022 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 2.00 mg/L | 0.12 | +1,567% | Jun 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 196.00 mg/L | 30.00 | +553% | Jun 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 150.00 mg/L | 30.00 | +400% | Jun 2022 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 196.00 mg/L | 60.00 | +227% | Jun 2022 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.22 mg/L | 0.12 | +83% | May 2022 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 1.10 mg/L | 0.12 | +817% | Apr 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 34.00 mg/L | 30.00 | +13% | Mar 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 78.00 mg/L | 60.00 | +30% | Mar 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 78.00 mg/L | 30.00 | +160% | Mar 2022 | Resolved |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.47 mg/L | 0.12 | +292% | Feb 2022 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.22 mg/L | 0.12 | +83% | Jan 2022 | 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.
State Administrative Order of Consent
Clean Water Act
· Case KY-DOW-20-3-0284 · Jun 8, 2021
$10,000
REFERRAL TO ENFORCEMENT
RCRA (Hazardous Waste)
· Case RCRA-KYD066051913-002 · Feb 19, 2018
$5,000
VERBAL INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-KYD066051913-001 · Aug 16, 2017
State Administrative Order of Consent
Clean Water Act
· Case KY-DOW-120054 · Jan 28, 2013
$5,500
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-KYD066051913-000 · Nov 22, 1996
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-KYD066052226-000 · Sep 19, 1991
State CWA Non Penalty AO
Clean Water Act
· Case KY-N00000816 · Jan 23, 1989
Other facilities in KENTON County, KY
ELEVATION 800
COVINGTON, KY
GREENBROOK SUBDIVISION PHASES B5, B6, B8, & B10
INDEPENDENCE, KY
VILLAGE OF DECOURSY CREEK PHASE C IMPROVEMENT & STAGE II PAN
EDGEWOOD (KENTON), KY
KENTON RESERVE DETENTION POND
INDEPENDENCE, KY
COVINGTON HOLMES SOFTBALL COMPLEX
COVINGTON, KY
DUKE AM01 COVINGTON LEVEE PROJECT
COVINGTON, KY