Clean Water Act discharge permit · NPDES MAG360002
OAKDALE POWER STATION, West Boylston, MA: NPDES MAG360002 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 4Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
OAKDALE POWER STATION holds NPDES permit MAG360002, which discharges to Quinapoxet River. EPA’s file records it issued April 21, 2010 and expiring December 31, 2014. 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 | OAKDALE POWER STATION |
|---|---|
| Permittee as filed | OAKDALE POWER STATION |
| NPDES ID | MAG360002 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | April 21, 2010 |
| Expiration date | December 31, 2014 |
| Address | West Boylston, MA 01583 |
| Receiving water | Quinapoxet River |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Quinapoxet River (HUC 010700040201) |
| SIC | 4941 – Water Supply |
| Other EPA IDs (FRS) | RCRA handler MAV000012896 |
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
- 4Pollutants on file
- 4Under a numeric limit
- 4With a violation of any kind
- 2With 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 |
|---|---|---|---|---|---|
| Oil & Grease | 1 | 3 | 2 | June 30, 2024 | 37% over the limit |
| pH | 2 | 3 | 1 | December 31, 2018 | |
| Temperature, water deg. fahrenheit | 1 | 2 | 0 | ||
| Flow, in conduit or thru treatment plant | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES MAG360002.
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, MAG360002.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 MAG360002 there.
Nearby on the register
- Discharge permits in West Boylston
- Every permit record in West Boylston, A to Z
- Discharge permits in Massachusetts
- Every permit record in Massachusetts, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.