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Clean Water Act discharge permit · NPDES MAR10066M

EVERSOURCE LINE 112 EXT AND CRYSTAL SPRING SUBSTATION, Acushnet And Mattapoisett, MA: NPDES MAR10066M discharge permit, effluent exceedances, inspections, penalties

EVERSOURCE LINE 112 EXT AND CRYSTAL SPRING SUBSTATION, held by Michels Power, Inc., holds NPDES permit MAR10066M. EPA’s file records it issued February 18, 2026 and expiring February 16, 2027.

EVERSOURCE LINE 112 EXT AND CRYSTAL SPRING SUBSTATION, Acushnet And Mattapoisett, Massachusetts: Coverage under a general permit MAR10066M, held by Michels Power, Inc.; Construction stormwater; Effective; issued February 18, 2026, term to February 16, 2027, by U.S. EPA.

Massachusetts holds 3,320 Construction stormwater coverages of this permit type in EPA’s file; 2,881 were issued before MAR10066M. Michels Power, Inc. holds 5 permits in Massachusetts.

Other permits held by Michels Power, Inc.

Coverages issued nearest MAR10066M

EVERSOURCE LINE 112 EXT AND CRYSTAL SPRING SUBSTATION among its neighbors

EPA’s permit file holds 27 discharge permits in the Mattapoisett River-Frontal Buzzards Bay subwatershed (HUC 010900020306), MAR10066M among them.

Other permits in the Mattapoisett River-Frontal Buzzards Bay subwatershed (HUC 010900020306)

What the register holds for EVERSOURCE LINE 112 EXT AND CRYSTAL SPRING SUBSTATION: its NPDES ID, its permit type and status, its dates, its address in Acushnet And Mattapoisett, Massachusetts. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MAR10066M.

Identity

Facility as filedEVERSOURCE LINE 112 EXT AND CRYSTAL SPRING SUBSTATION
Permittee as filedMichels Power, Inc.
NPDES IDMAR10066M
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedFebruary 18, 2026
Expiration dateFebruary 16, 2027
Issuing agencyU.S. EPA
AddressAcushnet And Mattapoisett, MA 02739
SubwatershedMattapoisett River-Frontal Buzzards Bay (HUC 010900020306)

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MAR10066M.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES MAR10066M.

Inspections

EPA’s inspection file holds no inspection for NPDES MAR10066M.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES MAR10066M.

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Nearby on the register

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

What this page shows

The permit filed as EVERSOURCE LINE 112 EXT AND CRYSTAL SPRING SUBSTATION is one of 2 storm water construction permits on EPA's NPDES register in Acushnet And Mattapoisett, including this one. It also sits among 26 NPDES permits in the Mattapoisett River-Frontal Buzzards Bay subwatershed, including this one. The permit records no pollutants under a numeric limit and no pollutants with an effluent exceedance, each counted as 0.