Clean Water Act discharge permit · NPDES MAG912245

LOGAN TERMINAL E OPERATIONAL IMPROVEMENTS, Boston, MA: NPDES MAG912245 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
15Pollutants under a numeric limit
0Pollutants with an effluent exceedance

LOGAN TERMINAL E OPERATIONAL IMPROVEMENTS, held by Suffolk Construction, holds NPDES permit MAG912245. 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 filed	LOGAN TERMINAL E OPERATIONAL IMPROVEMENTS
Permittee as filed	Suffolk Construction
NPDES ID	MAG912245
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	August 2, 2022
Expiration date	August 1, 2027
Issuing agency	EPA Region 1
Address	Boston, MA 02128
Receiving water impaired	303(D) Listed
Subwatershed	Outlet Saugus River-Frontal Broad Sound (HUC 010900010402)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

15Pollutants on file
15Under a numeric limit
15With a violation of any kind
0With 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
pH	2	22
Cyanide, total [as CN]	2	22
Arsenic, total recoverable	2	22
Lead, total recoverable	2	22
Copper, total recoverable	2	22
Turbidity	1	11
Solids, total suspended	1	11
Nitrogen, total [as N]	1	11
Chloride, total recoverable	1	11
Iron, total recoverable	1	11
Flow, in conduit or thru treatment plant	1	11
Total Group I Polycyclic Aromatic Hydrocarbons	1	11
Total Group II Polycyclic Aromatic Hydrocarbons	1	11
Solids, total dissolved [TDS]	1	11
Hydrocarbons, total petroleum	1	11

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MAG912245.

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 MAG912245.

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 MAG912245 there.

Nearby on the register

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

This NPDES permit page covers Logan Terminal E Operational Improvements in Boston, MA, held by Suffolk Construction under permit MAG912245, with the permit status listed as Effective and the discharger class as Minor. The page lists 15 pollutants on file, all under a numeric limit, with 15 showing a violation of any kind and 0 showing an effluent exceedance.