Clean Water Act discharge permit · NPDES MAR100445

MARSHFIELD POLICE STATION, Marshfield, MA: NPDES MAR100445 discharge permit, effluent exceedances, inspections, penalties

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

MARSHFIELD POLICE STATION, held by G&R Construction, Inc., holds NPDES permit MAR100445. EPA’s file records it issued July 6, 2022 and expiring February 16, 2027. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for MARSHFIELD POLICE STATION: its NPDES ID, its permit type and status, its dates, its address in Marshfield, Massachusetts. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MAR100445.

Identity

Facility as filed	MARSHFIELD POLICE STATION
Permittee as filed	G&R Construction, Inc.
NPDES ID	MAR100445
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	July 6, 2022
Expiration date	February 16, 2027
Issuing agency	U.S. EPA
Address	Marshfield, MA 02050
Receiving water impaired	303(D) Listed
Subwatershed	Duck Hill River-Frontal Duxbury Bay (HUC 010900020104)
Other EPA IDs (FRS)	RCRA handler MAR000615302

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES MAR100445.

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 MAR100445.

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.

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, MAR100445.

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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 MAR100445 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

The MARSHFIELD POLICE STATION storm water construction permit is one of 11 such permits on EPA's NPDES register in Plymouth County, and 0.0% of those 11 have a violation on file. The permit sits within the Duck Hill River-Frontal Duxbury Bay subwatershed, which holds 24 NPDES permits including this one. Of the 10 storm water construction permits in Plymouth County, 10.0% were issued earlier than this one, and it has no pollutants under a numeric limit or effluent exceedances recorded.