PORCE-LEN, INC
Quick Summary
- •Released 1,040 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.
- Address
-
129 LEEDER HILL DRIVE
HAMDEN, CT 06517
View on map ↗ - County
- NEW HAVEN County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 332813
- Inspections
- 3 · last Oct 1, 2024
- Total Penalties
- $0 · last May 31, 2006
- Registry ID
- 110000316881
How This Compares
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.
Qtrs Non-Compliant
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.
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 1,219 | — |
| 2016 | 394 | -68% |
| 2017 | 1,040 | +164% |
| 2018 | 742 | -29% |
| 2020 | 1,373 | — |
| 2021 | 1,355 | -1% |
| 2022 | 684 | -50% |
| 2023 | 611 | -11% |
| 2024 | 655 | +7% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| N-Methyl-2-pyrrolidone | 655 | 655 | — | — | — |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| N-Methyl-2-pyrrolidone | 611 | 611 | — | — | — |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| N-Methyl-2-pyrrolidone | 684 | 684 | — | — | 250 |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| N-Methyl-2-pyrrolidone | 1,197 | 1,197 | — | — | 750 | |
| 1,2,4-Trimethylbenzene | 158 | 158 | — | — | 5 |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| N-Methyl-2-pyrrolidone | 1,194 | 1,194 | — | — | 750 | |
| 1,2,4-Trimethylbenzene | 179 | 179 | — | — | 10 |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| N-Methyl-2-pyrrolidone | 742 | 742 | — | — | 250 |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| N-Methyl-2-pyrrolidone | 1,040 | 1,040 | — | — | 250 |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| N-Methyl-2-pyrrolidone | 394 | 394 | — | — | 250 |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| N-Methyl-2-pyrrolidone | 1,098 | 1,098 | — | — | 750 | |
| 1,2,4-Trimethylbenzene | 121 | 121 | — | — | 5 |
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 |
|---|---|---|---|---|
| N-Methyl-2-pyrrolidone | — | — | — | 58,886 |
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 |
|---|---|---|---|---|---|
|
TRADEBE TREATMENT AND RECYCLING, LLC
EAST CHICAGO, IN
|
N-Methyl-2-pyrrolidone | — | — | 250 | — |
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 | Jan 5, 2026 | — | Open |
| cwa | Monitoring Violations - Analysis not Conducted | Oct 31, 2024 | — | Open |
| cwa | Monitoring Violations - Analysis not Conducted | Oct 1, 2024 | — | Open |
| caa | FRV | Oct 25, 2019 | — | Open |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Aug 20, 2013 | May 19, 2015 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Jul 2, 2008 | Aug 4, 2008 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jul 2, 2008 | Aug 4, 2008 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Apr 25, 1995 | Apr 10, 1997 | Resolved |
| rcra | Standards Applicable to Generators of HW: Exports of HW | Apr 25, 1995 | Apr 10, 1997 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Apr 25, 1995 | Apr 10, 1997 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Mar 15, 1989 | Apr 10, 1997 | 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 |
|---|---|---|---|---|---|---|
| Chromium, total [as Cr] | DMR, Limited - Numeric Violation | 3.70 mg/L | 2.00 | +85% | Dec 2018 | Open |
| Chromium, total [as Cr] | DMR, Limited - Numeric Violation | 3.70 mg/L | 1.00 | +270% | Dec 2018 | Open |
| Chromium, hexavalent [as Cr] | DMR, Limited - Numeric Violation | 0.47 mg/L | 0.20 | +135% | Aug 2018 | Open |
| Chromium, hexavalent [as Cr] | DMR, Limited - Numeric Violation | 0.24 mg/L | 0.10 | +140% | Aug 2018 | Open |
| Chromium, hexavalent [as Cr] | DMR, Limited - Numeric Violation | 0.11 mg/L | 0.10 | +10% | Mar 2016 | Open |
| Chromium, hexavalent [as Cr] | DMR, Limited - Overdue | 0.22 mg/L | 0.20 | +10% | Mar 2016 | Resolved |
| Chromium, hexavalent [as Cr] | DMR, Limited - Numeric Violation | 0.22 mg/L | 0.20 | +10% | Mar 2016 | Open |
| Chromium, hexavalent [as Cr] | DMR, Limited - Overdue | 0.11 mg/L | 0.10 | +10% | Mar 2016 | Resolved |
| Chromium, total [as Cr] | DMR, Limited - Overdue | 1.05 mg/L | 1.00 | +5% | Jan 2016 | Resolved |
| Chromium, total [as Cr] | DMR, Limited - Numeric Violation | 1.05 mg/L | 1.00 | +5% | Jan 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.