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Clean Water Act discharge permit · NPDES MAG912201

GREATER CAMBRIDGE ENERGY PROGRAM - ROUTE K5A, Cambridge, MA: NPDES MAG912201 discharge permit, effluent exceedances, inspections, penalties

GREATER CAMBRIDGE ENERGY PROGRAM - ROUTE K5A, held by United Civil, Inc., holds NPDES permit MAG912201. EPA’s file records it issued August 2, 2022 and expiring August 1, 2027. 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 filedGREATER CAMBRIDGE ENERGY PROGRAM - ROUTE K5A
Permittee as filedUnited Civil, Inc.
NPDES IDMAG912201
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedAugust 2, 2022
Expiration dateAugust 1, 2027
Issuing agencyEPA Region 1
AddressCambridge, MA 02142
Receiving water impaired303(D) Listed
SubwatershedCharles River-Frontal Boston Harbor (HUC 010900010704)

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
Chloride, total recoverable145525July 31, 2026530% over the limit
Solids, total suspended7238June 30, 2026593% over the limit
Lead, total recoverable14377June 30, 20262,398% over the limit
Copper, total recoverable14344June 30, 2026876% over the limit
Indeno[1,2,3-cd]pyrene6164May 31, 202616,054% over the limit
Vinyl chloride6124December 31, 2025250% over the limit
Cadmium, total recoverable484May 31, 2026810% over the limit
Turbidity7183June 30, 2026
Benzo[a]pyrene6153April 30, 2026515,285% over the limit
Benzo[a]anthracene6153May 31, 202650,669% over the limit
Dibenz[a,h]anthracene6153April 30, 202692,208% over the limit
Hydrocarbons, total petroleum7172March 31, 202632% over the limit
Zinc, total recoverable7152May 31, 2025206% over the limit
Benzo[k]fluoranthene4102April 30, 20262,438% over the limit
Chrysene4102April 30, 2026408% over the limit
pH14311April 30, 2025
Nitrogen, total [as N]14311April 30, 20251% over the limit
Arsenic, total recoverable14311June 30, 20265% over the limit
Total Group II Polycyclic Aromatic Hydrocarbons13261May 31, 2025108,669% over the limit
Acenaphthene9221May 31, 20256,067% over the limit
Naphthalene7181May 31, 202514,408% over the limit
BTEX7181April 30, 20253,058% over the limit
Iron, total recoverable7161May 31, 202545% over the limit
Fluorene5141May 31, 20253,227% over the limit
Total Group I Polycyclic Aromatic Hydrocarbons6131April 30, 2026143% over the limit
Mercury, total recoverable691June 30, 2026150% over the limit
Cyanide, total [as CN]14300
Ethylbenzene7170
Flow, in conduit or thru treatment plant7150
Solids, total dissolved [TDS]7150
Xylene [mix of m+o+p]5130
Nickel, total recoverable680
Pyrene680
Benzene480
Phenanthrene480
Trichloroethylene440
cis-1,2-Dichloroethylene440
Chromium, trivalent total recoverable240
Toluene240
Acenaphthylene240
Anthracene240
Fluoranthene240
Benzo[ghi]perylene240
1,4-Dichlorobenzene140

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 MAG912201.

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 September 15, 2026.

What this page shows

This public-records page covers NPDES permit MAG912201 for GREATER CAMBRIDGE ENERGY PROGRAM - ROUTE K5A in Cambridge, MA, held by United Civil, Inc., with the permit listed as Effective and issued August 2, 2022, expiring August 1, 2027. The page lists 44 pollutants on file, all under a numeric limit, and 26 pollutants with an effluent exceedance.