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Clean Water Act discharge permit · NPDES MA0100421

STURBRIDGE WPCF, Sturbridge, MA: NPDES MA0100421 discharge permit, effluent exceedances, inspections, penalties

STURBRIDGE WPCF, held by STURBRIDGE W P C F, holds NPDES permit MA0100421, which discharges to Quinebaug River. EPA’s file records it issued September 28, 2006 and expiring November 30, 2011. 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 filedSTURBRIDGE WPCF
Permittee as filedSTURBRIDGE W P C F
NPDES IDMA0100421
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMajor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedSeptember 28, 2006
Expiration dateNovember 30, 2011
AddressSturbridge, MA 01566
Receiving waterQUINEBAUG RIVER
Receiving water impaired303(D) Listed
SubwatershedMcKinstry Brook-Quinebaug River (HUC 011000010103)
Program components on filePOTW, Pretreatment
SIC4952 – 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

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Solids, total suspended17128120August 31, 20222,757% over the limit
BOD, 5-day, 20 deg. C117764November 30, 201699,999% over the limit
Phosphorus, total [as P]53030May 31, 2018180% over the limit
Solids, settleable01513June 30, 200113,233% over the limit
BOD, carbonaceous [5 day, 20 C]113811September 30, 202299,999% over the limit
Nitrogen, ammonia total [as N]61010July 31, 2012467% over the limit
Zinc, total recoverable01010February 28, 202290% over the limit
Coliform, fecal general297June 30, 201599,999% over the limit
Solids, suspended percent removal176November 30, 2011227% over the limit
Copper, total [as Cu]266May 31, 201865% over the limit
Noel Statre 7Day Chronic Pimephales185August 31, 200660% over the limit
Copper, total recoverable075November 30, 2001100% over the limit
NOEL Static Renewal 7Day Chronic Ceriodaphnia dubia054November 30, 201558% over the limit
Aluminum, total recoverable044October 31, 201695,900% over the limit
pH253May 31, 2018
Coliform, fecal - % samples exceeding limit043May 31, 2001460% over the limit
Flow, in conduit or thru treatment plant442October 31, 201187,233% over the limit
Chlorine, total residual242April 30, 2007457% over the limit
BOD, 5-day, percent removal142April 30, 200153% over the limit
E. coli, colony forming units [CFU]022August 31, 201999,999% over the limit
LC50 Static 48Hr Acute Pimephales promelas141February 28, 201499,999% over the limit
Oxygen, dissolved [DO]120
Lead, total recoverable020
Oil & Grease010
LC50 Static 48Hr Acute Ceriodaphnia dubia010
Phosphate, ortho, dissolved [as P]400
Nitrogen, nitrite total [as N]200
Nitrogen, nitrate total [as N]200
Nitrogen, Kjeldahl, total [as N]200

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES MA0100421.

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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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

This public-records page covers Clean Water Act discharge permit NPDES MA0100421, held by STURBRIDGE WPCF in Sturbridge, MA, which discharges to the Quinebaug River within the McKinstry Brook-Quinebaug River subwatershed (HUC 011000010103). The permit is listed as administratively continued, with 19 major discharger class entries, 21 pollutants under a numeric limit, and 21 pollutants with an effluent exceedance.