TRI Reporter
Clean Air Act
Clean Water Act
RCRA
ENGINEERED POLYMER SOLUTIONS, INC. - MARENGO
Quick Summary
- •Released 8,439 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
- •Assessed $0 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
1400 NORTH STATE STREET
MARENGO, IL 60152
View on map ↗ - County
- MCHENRY County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 325211
- Inspections
- 1 · last Sep 12, 2025
- Total Penalties
- $0
- Registry ID
- 110000431382
How This Compares
#218
of 914 TRI reporters in IL
#4,308
of 16,877 TRI reporters in Manufacturing
Ranked by most recent year's total TRI releases.
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)
+2% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 10,218 | — |
| 2016 | 9,130 | -11% |
| 2017 | 8,439 | -8% |
| 2018 | 10,240 | +21% |
| 2019 | 1,345 | -87% |
| 2020 | 11,058 | +722% |
| 2021 | 11,478 | +4% |
| 2022 | 10,655 | -7% |
| 2023 | 12,172 | +14% |
| 2024 | 10,451 | -14% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Methyl methacrylate | 8,401 | 8,401 | — | — | 2,531 | |
| Butyl acrylate | 1,249 | 1,249 | — | — | 200 | |
| Styrene | 764 | 764 | — | — | 6,130 | ♦ Carcinogen |
| Acrylic acid | 37 | 37 | — | — | 769 |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Certain glycol ethers | — | — | — | — | — | |
| Methyl methacrylate | 9,622 | 9,622 | — | — | 4,969 | |
| Butyl acrylate | 1,425 | 1,425 | — | — | 66 | |
| Styrene | 873 | 873 | — | — | 17,334 | ♦ Carcinogen |
| Ammonia | 213 | 213 | — | — | 355 | |
| Acrylic acid | 39 | 39 | — | — | 1,301 |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Methyl methacrylate | 8,269 | 8,269 | — | — | 5,585 | |
| Butyl acrylate | 1,176 | 1,176 | — | — | 778 | |
| Styrene | 955 | 955 | — | — | 19,468 | ♦ Carcinogen |
| Ammonia | 217 | 217 | — | — | 520 | |
| Acrylic acid | 38 | 38 | — | — | 1,203 |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Methyl methacrylate | 9,062 | 9,062 | — | — | 5,355 | |
| Butyl acrylate | 1,291 | 1,291 | — | — | 335 | |
| Styrene | 869 | 869 | — | — | 4,756 | ♦ Carcinogen |
| Ammonia | 219 | 219 | — | — | 531 | |
| Acrylic acid | 37 | 37 | — | — | 1,582 |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Methyl methacrylate | 8,690 | 8,690 | — | — | 5,012 | |
| Butyl acrylate | 1,287 | 1,287 | — | — | 312 | |
| Styrene | 807 | 807 | — | — | 4,714 | ♦ Carcinogen |
| Ammonia | 238 | 238 | — | — | 516 | |
| Acrylic acid | 36 | 36 | — | — | 1,955 |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Butyl acrylate | 1,345 | 1,345 | — | — | 827 |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Methyl methacrylate | 7,887 | 7,887 | — | — | 3,903 | |
| Butyl acrylate | 1,081 | 1,081 | — | — | 306 | |
| Styrene | 1,010 | 1,010 | — | — | 3,106 | ♦ Carcinogen |
| Ammonia | 221 | 221 | — | — | 468 | |
| Acrylic acid | 41 | 41 | — | — | 1,600 |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Diisocyanates | — | — | — | — | 964 | |
| Methyl methacrylate | 6,355 | 6,355 | — | — | 4,884 | |
| Styrene | 1,032 | 1,032 | — | — | 4,319 | ♦ Carcinogen |
| Butyl acrylate | 824 | 824 | — | — | 743 | |
| Ammonia | 190 | 190 | — | — | 1,092 | |
| Acrylic acid | 38 | 38 | — | — | 1,447 |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Diisocyanates | — | — | — | — | 2,819 | |
| Methyl methacrylate | 6,890 | 6,890 | — | — | 3,791 | |
| Styrene | 1,120 | 1,120 | — | — | 3,316 | ♦ Carcinogen |
| Butyl acrylate | 872 | 872 | — | — | 375 | |
| Ammonia | 207 | 207 | — | — | 368 | |
| Acrylic acid | 41 | 41 | — | — | 1,340 |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Diisocyanates | — | — | — | — | 1,776 | |
| Methyl methacrylate | 7,299 | 7,299 | — | — | 4,171 | |
| Styrene | 1,009 | 1,009 | — | — | 3,683 | ♦ Carcinogen |
| Butyl acrylate | 993 | 993 | — | — | 1,815 | |
| Vinyl acetate | 660 | 660 | — | — | 12,658 | ♦ Carcinogen |
| Ammonia | 213 | 213 | — | — | 411 | |
| Acrylic acid | 39 | 39 | — | — | 3,234 | |
| N-Methyl-2-pyrrolidone | 5 | 5 | — | — | 517 |
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 |
|---|---|---|---|---|
| Styrene | — | — | 4,403 | 1,727 |
| Butyl acrylate | — | — | 200 | — |
| Methyl methacrylate | — | — | 2,531 | — |
| Acrylic acid | — | — | — | 769 |
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 |
|---|---|---|---|---|---|
|
CONTAINER LIFE CYCLE MANAGEMENT LLC OAK CREEK FACILITY
OAK CREEK, WI
|
Acrylic acid | — | — | — | 769 |
|
RINECO CHEMICAL INDUSTRIES, LLC
BENTON, AR
|
Butyl acrylate | — | — | 200 | — |
|
RINECO CHEMICAL INDUSTRIES, LLC
BENTON, AR
|
Methyl methacrylate | — | — | 2,531 | — |
|
HERITAGE THERMAL SERVICES INC
EAST LIVERPOOL, OH
|
Styrene | — | — | — | 230 |
|
RINECO CHEMICAL INDUSTRIES, LLC
BENTON, AR
|
Styrene | — | — | 4,403 | — |
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 | Violation of a Federal or State Statute | Aug 27, 2014 | Apr 9, 2015 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Aug 27, 2014 | Apr 9, 2015 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Aug 27, 2014 | Apr 9, 2015 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 1, 2014 | Apr 28, 2015 | Resolved |
| cwa | Schedule Event achieved late but reported | Feb 1, 2014 | — | Open |
| cwa | Schedule Event unachieved but reported | Feb 1, 2014 | Apr 28, 2015 | Resolved |
| cwa | Schedule Event reported late | Feb 1, 2014 | — | Open |
| cwa | Schedule Event unachieved but reported | Feb 1, 2013 | Apr 28, 2015 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 1, 2013 | Apr 28, 2015 | Resolved |
| cwa | Schedule Event reported late | Feb 1, 2013 | — | Open |
| cwa | Schedule Event achieved late but reported | Feb 1, 2013 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jun 30, 2008 | Jan 16, 2009 | Resolved |
| cwa | Schedule Event unachieved but reported | Jun 30, 2008 | Jan 16, 2009 | Resolved |
| cwa | Schedule Event achieved late but reported | Jun 30, 2008 | — | Open |
| cwa | Schedule Event reported late | Jun 30, 2008 | — | Open |
| rcra | Standards Applicable to Generators of HW: General | Feb 9, 2004 | Apr 5, 2004 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Feb 9, 2004 | Apr 5, 2004 | 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.
VIOLATION NOTICE (VN)
RCRA (Hazardous Waste)
· Case RCRA-ILR000007336-DV1 · Feb 4, 2015
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-ILR000007336-001 · Mar 4, 2004
Other facilities in MCHENRY County, IL
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MAASS MIDWEST MANUFACTURING INC
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· Manufacturing