Clean Water Act discharge permit · NPDES MA0100862
WINCHENDON W P C F, Winchedon, MA: NPDES MA0100862 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 17Pollutants under a numeric limit
- 10Pollutants with an effluent exceedance
WINCHENDON W P C F holds NPDES permit MA0100862, which discharges to Millers River. EPA’s file records it issued February 25, 2011 and expiring April 30, 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 | WINCHENDON W P C F |
|---|---|
| Permittee as filed | WINCHENDON W P C F |
| NPDES ID | MA0100862 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | February 25, 2011 |
| Expiration date | April 30, 2016 |
| Address | Winchedon, MA 01475 |
| Receiving water | MILLERS RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Torbell Brook-Millers River (HUC 010802020103) |
| Program components on file | Biosolids, POTW, Pretreatment |
| SIC | 4952 – Sewerage Systems |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 19Pollutants on file
- 17Under a numeric limit
- 13With a violation of any kind
- 10With 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 |
|---|---|---|---|---|---|
| Copper, total [as Cu] | 4 | 112 | 88 | March 31, 2019 | 995% over the limit |
| Nitrogen, ammonia total [as N] | 6 | 19 | 17 | July 31, 2022 | 338% over the limit |
| Phosphorus, total [as P] | 6 | 18 | 13 | September 30, 2016 | 156% over the limit |
| E. coli, colony forming units [CFU] | 2 | 9 | 9 | July 31, 2022 | 541% over the limit |
| Coliform, fecal general | 0 | 9 | 5 | July 31, 2009 | 4,150% over the limit |
| pH | 2 | 5 | 5 | January 31, 2022 | |
| BOD, 5-day, 20 deg. C | 16 | 8 | 4 | August 31, 2021 | 72% over the limit |
| NOEL Static Renewal 7Day Chronic Ceriodaphnia dubia | 1 | 12 | 3 | July 31, 2017 | 72% over the limit |
| Solids, total suspended | 14 | 2 | 2 | January 31, 2023 | 76% over the limit |
| Chlorine, total residual | 0 | 5 | 1 | September 30, 2005 | 2% over the limit |
| Noel Statre 7Day Chronic Pimephales | 1 | 8 | 0 | ||
| LC50 Static 48Hr Acute Ceriodaphnia dubia | 1 | 7 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 6 | 0 | ||
| Nitrogen, total [as N] | 4 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 2 | 0 | 0 | ||
| Nitrite + Nitrate total [as N] | 2 | 0 | 0 | ||
| BOD, 5-day, percent removal | 1 | 0 | 0 | ||
| Solids, suspended percent removal | 1 | 0 | 0 | ||
| LC50 Static 48Hr Acute Pimephales promelas | 1 | 0 | 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 MA0100862.
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.
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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 MA0100862 there.
Nearby on the register
- Discharge permits in Winchedon
- Every permit record in Winchedon, 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.