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Clean Water Act discharge permit · NPDES MAR1005DZ

RESURFACING AND RELATED WORK - WEST MAIN STREET (MA ROUTE 9), West Brookfield, MA: NPDES MAR1005DZ discharge permit, effluent exceedances, inspections, penalties

RESURFACING AND RELATED WORK - WEST MAIN STREET (MA ROUTE 9), held by Onyx Corporation, holds NPDES permit MAR1005DZ. EPA’s file records it issued September 20, 2024 and expiring February 16, 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.

What the register holds for RESURFACING AND RELATED WORK - WEST MAIN STREET (MA ROUTE 9): its NPDES ID, its permit type and status, its dates, its address in West Brookfield, Massachusetts. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MAR1005DZ.

Identity

Facility as filedRESURFACING AND RELATED WORK - WEST MAIN STREET (MA ROUTE 9)
Permittee as filedOnyx Corporation
NPDES IDMAR1005DZ
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedSeptember 20, 2024
Expiration dateFebruary 16, 2027
Issuing agencyU.S. EPA
AddressWest Brookfield, MA 01585
SubwatershedDanforth Brook-Ware River (HUC 010802040207)

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

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MAR1005DZ.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES MAR1005DZ.

Inspections

EPA’s inspection file holds no inspection for NPDES MAR1005DZ.

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 MAR1005DZ.

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 MAR1005DZ there.

RESURFACING AND RELATED WORK - WEST MAIN STREET (MA ROUTE 9), West Brookfield, Massachusetts: Coverage under a general permit MAR1005DZ, held by Onyx Corporation; Construction stormwater; Effective; issued September 20, 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; 2,007 were issued before MAR1005DZ. Onyx Corporation holds 17 permits in Massachusetts.

Other permits held by Onyx Corporation

Coverages issued nearest MAR1005DZ

RESURFACING AND RELATED WORK - WEST MAIN STREET (MA ROUTE 9) among its neighbors

19 discharge permits are in the Danforth Brook-Ware River subwatershed (HUC 010802040207); MAR1005DZ is one.

Other permits in the Danforth Brook-Ware River subwatershed (HUC 010802040207)

Nearby on the register

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

What this page shows

The RESURFACING AND RELATED WORK - WEST MAIN STREET (MA ROUTE 9) storm water construction permit in West Brookfield, Massachusetts, is one of 7 such permits in that city on EPA's register, and 28.6% of those permits carry an earlier issue date than this one. It sits among 19 NPDES permits in the Danforth Brook-Ware River subwatershed, and 0.0% of the West Brookfield storm water construction permits have a violation on file.