Clean Water Act discharge permit · NPDES CTP002356
LAKE ROAD GENERATING CO LP, Dayville, CT: NPDES CTP002356 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 16Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
LAKE ROAD GENERATING CO LP holds NPDES permit CTP002356, which discharges to Quinebaug_river. EPA’s file records it issued March 7, 2011 and expiring March 31, 2016. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | LAKE ROAD GENERATING CO LP |
|---|---|
| Permittee as filed | LAKE ROAD GENERATING CO LP |
| NPDES ID | CTP002356 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual industrial user permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | March 7, 2011 |
| Expiration date | March 31, 2016 |
| Issuing agency | CT DEP |
| Address | Dayville, CT 06241 |
| Receiving water | QUINEBAUG_RIVER |
| SIC | 4911 – Electric Services |
| Other EPA IDs (FRS) | RCRA handler CTR000511931; ICIS-AIR source CT0000000901502974 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 16Pollutants on file
- 16Under a numeric limit
- 16With a violation of any kind
- 5With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Zinc, total [as Zn] | 2 | 12 | 10 | May 31, 2021 | 146% over the limit |
| Flow, maximum during 24 hr period | 2 | 5 | 3 | October 31, 2009 | 18% over the limit |
| Flow | 3 | 8 | 1 | October 31, 2014 | 731% over the limit |
| pH | 3 | 7 | 1 | September 30, 2006 | |
| pH, minimum | 1 | 2 | 1 | February 28, 2023 | |
| Copper, total [as Cu] | 3 | 3 | 0 | ||
| Solids, total suspended | 2 | 2 | 0 | ||
| Oil & Grease | 2 | 2 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 2 | 0 | ||
| Chromium, total [as Cr] | 2 | 2 | 0 | ||
| Lead, total [as Pb] | 2 | 2 | 0 | ||
| Nickel, total [as Ni] | 2 | 2 | 0 | ||
| Temperature, water deg. fahrenheit | 1 | 1 | 0 | ||
| Flow rate | 1 | 1 | 0 | ||
| Surfactants [MBAS] | 1 | 1 | 0 | ||
| pH, maximum | 1 | 1 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| November 24, 2025 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, CTP002356.
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID CTP002356 there.
Nearby on the register
- Discharge permits in Dayville
- Every permit record in Dayville, A to Z
- Discharge permits in Connecticut
- Every permit record in Connecticut, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.