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Clean Water Act discharge permit · NPDES MAG580024

HUNTINGTON W W T P, Huntington, MA: NPDES MAG580024 discharge permit, effluent exceedances, inspections, penalties

HUNTINGTON W W T P holds NPDES permit MAG580024, which discharges to West Branch Westfield River. EPA’s file records it issued September 28, 2021 and expiring November 30, 2026. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedHUNTINGTON W W T P
Permittee as filedHUNTINGTON W W T P
NPDES IDMAG580024
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedSeptember 28, 2021
Expiration dateNovember 30, 2026
AddressHuntington, MA 01050
Receiving waterWEST BRANCH WESTFIELD RIVER
SubwatershedLittle River-Westfield River (HUC 010802060105)

Cited to the EPA ICIS-NPDES permit file (ECHO 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
Copper, total recoverable22323February 28, 2026115% over the limit
E. coli277October 31, 2024492% over the limit
BOD, 5-day, 20 deg. C600
Solids, total suspended600
pH300
Phosphorus, total [as P]300
Aluminum, total recoverable300
Flow, in conduit or thru treatment plant300
Perfluorooctanoic acid (PFOA)300
Perfluoroheptanoic acid (PFHpA)300
Perfluorononanoic acid (PFNA)300
Perfluorodecanoic acid (PFDA)300
Perfluorohexanesulfonic acid (PFHxS)300
Perfluorooctanesulfonic acid (PFOS)300
Nitrogen, total [as N]200
Nitrogen, ammonia total [as N]200
Carbon, tot organic [TOC]200
Hardness, total [as CaCO3]200
Cadmium, total [as Cd]200
Copper, total [as Cu]200
Lead, total [as Pb]200
Nickel, total [as Ni]200
Zinc, total [as Zn]200
Aluminum, total [as Al]200
Chlorine, total residual200
Temperature, water deg. centigrade100
Nitrogen, Kjeldahl, total [as N]100
Nitrite + Nitrate total [as N]100
Carbon, dissolved organic [as C]100
BOD, 5-day, percent removal100
Solids, suspended percent removal100
LC50 Static 48Hr Acute Ceriodaphnia dubia100

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 MAG580024.

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 MAG580024 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

This public-records page covers NPDES permit MAG580024 for HUNTINGTON W W T P in Huntington, MA, an Effective, Minor discharger publicly owned treatment works that discharges to WEST BRANCH WESTFIELD RIVER, with a permit issued September 28, 2021 and an expiration date of November 30, 2026. The page lists 32 pollutants on file, of which 2 are under a numeric limit and 2 have an effluent exceedance.