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Clean Water Act discharge permit · NPDES MAR10056G

INTERSECTION IMPROVEMENTS AT ROUTE 1A, Norwood, MA: NPDES MAR10056G discharge permit, effluent exceedances, inspections, penalties

INTERSECTION IMPROVEMENTS AT ROUTE 1A, held by Massachusetts Department of Transportation - District 5, holds NPDES permit MAR10056G. EPA’s file records it issued April 26, 2024 and expiring February 16, 2027.

INTERSECTION IMPROVEMENTS AT ROUTE 1A, Norwood, Massachusetts: Coverage under a general permit MAR10056G, held by Massachusetts Department of Transportation - District 5; Construction stormwater; Effective; issued April 26, 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; 1,793 were issued before MAR10056G. Massachusetts Department of Transportation - District 5 holds 33 permits in Massachusetts.

Other permits held by Massachusetts Department of Transportation - District 5

Coverages issued nearest MAR10056G

INTERSECTION IMPROVEMENTS AT ROUTE 1A among its neighbors

EPA’s permit file holds 47 discharge permits in the East Branch Neponset River subwatershed (HUC 010900010802), MAR10056G among them.

Other permits in the East Branch Neponset River subwatershed (HUC 010900010802)

What the register holds for INTERSECTION IMPROVEMENTS AT ROUTE 1A: its NPDES ID, its permit type and status, its dates, its address in Norwood, Massachusetts. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MAR10056G.

Identity

Facility as filedINTERSECTION IMPROVEMENTS AT ROUTE 1A
Permittee as filedMassachusetts Department of Transportation - District 5
NPDES IDMAR10056G
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedApril 26, 2024
Expiration dateFebruary 16, 2027
Issuing agencyU.S. EPA
AddressNorwood, MA 02601
SubwatershedEast Branch Neponset River (HUC 010900010802)

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MAR10056G.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES MAR10056G.

Inspections

EPA’s inspection file holds no inspection for NPDES MAR10056G.

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 MAR10056G.

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, MAR10056G.

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Nearby on the register

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

What this page shows

In Norwood, 0.0% of the 15 storm water construction permits on EPA's NPDES register have a violation on file. INTERSECTION IMPROVEMENTS AT ROUTE 1A is in the East Branch Neponset River subwatershed, which holds 47 NPDES permits, and 40.0% of the Norwood permits were issued before this permit.