Non-Compliance
TRI Reporter
Clean Air Act
Clean Water Act
RCRA
NRG DEVON STATION POWER PLANT
Quick Summary
- •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
-
734 NAUGATUCK AVE
MILFORD, CT 06461
View on map ↗ - County
- NEW HAVEN County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221112
- Inspections
- 5 · last Dec 9, 2025
- Total Penalties
- $0 · last Oct 29, 1999
- Registry ID
- 110030737610
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.
1
Air (CAA)
Qtrs Non-Compliant
Qtrs Non-Compliant
3
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
0
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 (2015–2022)
-100% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 9 | — |
| 2016 | 0 | -100% |
| 2017 | 0 | — |
| 2018 | 0 | — |
| 2020 | 0 | — |
| 2021 | 0 | — |
| 2022 | 0 | — |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Naphthalene | — | — | — | — | — | ♦ Carcinogen |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Naphthalene | — | — | — | — | — | ♦ Carcinogen |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Naphthalene | — | — | — | — | — | ♦ Carcinogen |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Naphthalene | — | — | — | — | — | ♦ Carcinogen |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Naphthalene | — | — | — | — | — | ♦ Carcinogen |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Naphthalene | — | — | — | — | — | ♦ Carcinogen |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Naphthalene | — | — | — | — | — | ♦ Carcinogen |
| Polycyclic aromatic compounds | 9 | 9 | — | — | — | ♦ 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 |
|---|
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 | Aug 26, 2025 | — | Open |
| cwa | Reporting Violations - Failure to Notify | Dec 20, 2024 | — | Open |
| cwa | Permit Violations - Unapproved Operation | Dec 20, 2024 | — | Open |
| caa | FRV | Jun 17, 2021 | — | Open |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Financial Requirements | Aug 17, 2007 | Sep 26, 2008 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jan 29, 1997 | Sep 30, 1997 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Jan 29, 1997 | Feb 28, 1997 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Manifest System, Recordkeeping and Reporting | Jan 29, 1997 | Feb 28, 1997 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jan 29, 1997 | Sep 30, 1997 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Ground-Water Monitoring | Mar 9, 1990 | Sep 15, 1992 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Ground-Water Monitoring | May 10, 1989 | Sep 15, 1992 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Closure and Post-Closure | Aug 2, 1988 | Feb 18, 1993 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Aug 2, 1988 | Feb 18, 1993 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Nov 25, 1986 | Jan 29, 1988 | 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.
State CWA Non Penalty AO
Clean Water Act
· Case CT-N00000320 · Mar 6, 2000
State CWA Non Penalty AO
Clean Water Act
· Case CT-N00000317 · Dec 15, 1999
FIELD NOTICE OF VIOLATION
RCRA (Hazardous Waste)
· Case RCRA-CTD000845248-000 · May 27, 1997
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-CTD000845248-018 · May 31, 1989
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-CTD000845248-015 · Sep 27, 1988
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-CTD000845248-009 · Apr 30, 1987
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