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Clean Water Act discharge permit · NPDES MAG590037

HULL W P C F, Hull, MA: NPDES MAG590037 discharge permit, effluent exceedances, inspections, penalties

HULL W P C F, held by HULL W C P F, holds NPDES permit MAG590037, which discharges to Massachusetts Bay. EPA’s file records it issued September 28, 2022 and expiring October 31, 2027. 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 filedHULL W P C F
Permittee as filedHULL W C P F
NPDES IDMAG590037
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedSeptember 28, 2022
Expiration dateOctober 31, 2027
AddressHull, MA 02045
Receiving waterMASSACHUSETTS BAY
SubwatershedTatnuck Brook-Blackstone River (HUC 010900030102)
Other EPA IDs (FRS)RCRA handler MAV000003961; ICIS-AIR source MA0000002511900825

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

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; the 60 with the most exceedances of 63 are shown.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Coliform, fecal general222June 30, 2026246% over the limit
Enterococci211April 30, 20238% over the limit
BOD, 5-day, percent removal111July 31, 20257% over the limit
LC50 Static 48Hr Acute Menidia111September 30, 202352% over the limit
N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE)3100
N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE)3100
N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)3100
N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)3100
N-methyl perfluorooctanesulfonamide (NMeFOSA)3100
N-ethyl perfluorooctanesulfonamide (NEtFOSA)3100
Perfluorobutanoic acid (PFBA)390
Perfluoropentanoic acid (PFPeA)390
Perfluoroundecanoic acid (PFUnA)390
Perfluorododecanoic acid (PFDoA)390
Perfluorotridecanoic acid (PFTrDA)390
Perfluorotetradecanoic acid (PFTeDA)390
Perfluorobutanesulfonic acid (PFBS)390
Perfluorodecanesulfonic acid (PFDS)390
Perfluoroheptanesulfonic acid (PFHpS)390
1H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS)390
1H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS)390
1H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS)390
Perfluoropentanesulfonic acid (PFPeS)390
Perfluorononanesulfonic acid (PFNS)390
Hexafluoropropylene oxide dimer acid (HFPO-DA)390
Nonafluoro-3,6-dioxaheptanoic acid (NFDHA)390
Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA)390
Perfluorododecanesulfonic acid (PFDoS)390
4,8-Dioxa-3H-perfluorononanoic acid (ADONA)390
3-Perfluoropropyl propanoic acid (3:3 FTCA)390
Perfluoro-3-methoxypropanoic acid (PFMPA)390
9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS)390
11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)390
3-Perfluoroheptyl propanoic acid (7:3 FTCA)390
Perfluoro-4-methoxybutanoic acid (PFMBA)390
2H,2H,3H,3H-Perfluorooctanoic acid (5:3 FTCA)390
Perfluorooctanesulfonamide (PFOSA)380
Perfluorooctanoic acid (PFOA)360
Perfluorohexanoic acid (PFHxA)360
Perfluoroheptanoic acid (PFHpA)360
Perfluorononanoic acid (PFNA)360
Perfluorodecanoic acid (PFDA)360
Perfluorohexanesulfonic acid (PFHxS)360
Perfluorooctanesulfonic acid (PFOS)360
Carbon, tot organic [TOC]210
Cadmium, total [as Cd]210
Copper, total [as Cu]210
Lead, total [as Pb]210
Nickel, total [as Ni]210
Zinc, total [as Zn]210
Hardness, total [as CaCO3]110
BOD, 5-day, 20 deg. C600
Solids, total suspended600
Nitrite + Nitrate total [as N]400
pH300
Nitrogen, total [as N]300
Flow, in conduit or thru treatment plant300
Nitrogen, ammonia total [as N]200
Nitrogen, Kjeldahl, total [as N]200
Chlorine, total residual200

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 MAG590037.

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 MAG590037 there.

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 MAG590037 for HULL W P C F in Hull, MA, which discharges to Massachusetts Bay, and it lists the permit as Effective with a Minor Discharger class. The page prints 63 pollutants on file, 51 of which are under a numeric limit, and 4 pollutants with an effluent exceedance.