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Clean Water Act discharge permit · NPDES MAR10052N

EASTON LIQUIFIED NATURAL GAS PLANT IMPROVEMENTS, Easton, MA: NPDES MAR10052N discharge permit, effluent exceedances, inspections, penalties

EASTON LIQUIFIED NATURAL GAS PLANT IMPROVEMENTS, held by Cianbro Corporation, holds NPDES permit MAR10052N. EPA’s file records it issued March 7, 2024 and expiring February 16, 2027.

EASTON LIQUIFIED NATURAL GAS PLANT IMPROVEMENTS, Easton, Massachusetts: Coverage under a general permit MAR10052N, held by Cianbro Corporation; Construction stormwater; Effective; issued March 7, 2024, term to February 16, 2027, by U.S. EPA.

Massachusetts holds 3,320 Construction stormwater coverages of this permit type in EPA’s file; 1,692 were issued before MAR10052N. Cianbro Corporation holds 2 permits in Massachusetts.

Other permits held by Cianbro Corporation

Coverages issued nearest MAR10052N

EASTON LIQUIFIED NATURAL GAS PLANT IMPROVEMENTS among its neighbors

EPA’s permit file holds 33 discharge permits in the Mill River subwatershed (HUC 010900040801), MAR10052N among them.

Other permits in the Mill River subwatershed (HUC 010900040801)

What the register holds for EASTON LIQUIFIED NATURAL GAS PLANT IMPROVEMENTS: its NPDES ID, its permit type and status, its dates, its address in Easton, Massachusetts. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MAR10052N.

Identity

Facility as filedEASTON LIQUIFIED NATURAL GAS PLANT IMPROVEMENTS
Permittee as filedCianbro Corporation
NPDES IDMAR10052N
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedMarch 7, 2024
Expiration dateFebruary 16, 2027
Issuing agencyU.S. EPA
AddressEaston, MA 02375
SubwatershedMill River (HUC 010900040801)

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MAR10052N.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES MAR10052N.

Inspections

EPA’s inspection file holds no inspection for NPDES MAR10052N.

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 MAR10052N.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, MAR10052N.

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Nearby on the register

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

What this page shows

Of the 18 storm water construction permits in Easton, 0.0% have a violation on file, and EASTON LIQUIFIED NATURAL GAS PLANT IMPROVEMENTS belongs to that group. Counting this permit, 38.9% of all 18 Easton storm water construction permits were issued earlier than it, and the Mill River subwatershed holds 33 NPDES permits.