Clean Water Act discharge permit · NPDES MAR10067Q

WESTERN EARTHWORKS : WALPOLE, MA - NORTH STREET SOLAR PROJECT, Walpole, MA: NPDES MAR10067Q discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

WESTERN EARTHWORKS : WALPOLE, MA - NORTH STREET SOLAR PROJECT, held by Western Earthworks, LLC, holds NPDES permit MAR10067Q. EPA’s file records it issued March 12, 2026 and expiring February 16, 2027.

WESTERN EARTHWORKS : WALPOLE, MA - NORTH STREET SOLAR PROJECT, Walpole, Massachusetts: Coverage under a general permit MAR10067Q, held by Western Earthworks, LLC; Construction stormwater; Effective; issued March 12, 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; 2,917 were issued before MAR10067Q. Western Earthworks, LLC holds 3 permits in Massachusetts.

Other permits held by Western Earthworks, LLC

BLACKINTON INFRASTRUCTURE IMPROVEMENT PHASE II, North Adams: MAR10061P, issued November 17, 2025
WESTERN EARTHWORKS: WILLIAMSBURG, MA - MILL RIVER GREENWAY, Williamsburg: MAR1006GV, issued August 20, 2026

Coverages issued nearest MAR10067Q

March 10, 2026: TUFTS UNIVERSITY CUMMINGS SCHOOL LEARNING CENTER, Grafton, MAR10067L, held by Dacon Corporation
March 10, 2026: IMPROVEMENTS TO MARY ELLEN WELCH GREENWAY, East Boston, MAR10067M, held by Belko Landscaping, LLC
March 10, 2026: PARKING LOT EXPANSION AND STORMWATER IMPROVEMENTS, Worcester, MAR10067N, held by Timberline Construction Company
March 11, 2026: IMPROVEMENTS TO RYAN PLAYGROUND, PHASE 2, Charlestown, MAR100676, held by Fleming Bros., Inc.
March 11, 2026: FOX HILL ELEMENTARY SCHOOL, Burlington, MAR10067C, held by Matthew Kaye
March 12, 2026: 219 BRAGG HILL ROAD - ON-SITE ACADEMY, Westminster, MAR10067R, held by Gardner Group, Inc. d/b/a On-Site Academy
March 13, 2026: OUTDOOR COMMUNITY PICKLEBALL COURTS, Reading, MAR10067F, held by Quirk Construction Corporation
March 14, 2026: 1525 MAIN STREET WEYMOUTH, Weymouth, MAR10067U, held by Pond Street Acquisitions LLC
March 15, 2026: MOUNT HOLYOKE COLLEGE PHASE 4 - GEOTHERMAL DISTRIBUTION, South Hadley, MAR10067W, held by Daniel O'Connell's Sons
March 15, 2026: WESTFIELD GAS & ELECTRIC, Westfield, MAR10067X, held by Western Builders

WESTERN EARTHWORKS : WALPOLE, MA - NORTH STREET SOLAR PROJECT among its neighbors

EPA’s permit file holds 66 discharge permits in the Headwaters Neponset River subwatershed (HUC 010900010801), MAR10067Q among them.

Other permits in the Headwaters Neponset River subwatershed (HUC 010900010801)

244 & 248 NORWOOD ST, Sharon: MAR10055G, minor permit, permit term to February 16, 2027
25 EAST HOYLE STREET, Norwood: MAR1006BC, minor permit, permit term to February 16, 2027
259 LENOX STREET, NORWOOD, Norwood: MAR100654, minor permit, permit term to February 16, 2027
272 SOUTH STREET, Walpole: MAR1003T2, minor permit, permit term to February 16, 2027
51 MORGAN DRIVE, NORWOOD, MA, Norwood: MANOEJ0DN, minor permit, permit term to July 31, 2029
55 SUMMER STREET - WALPOLE MA, Walpole: MAR1004EB, minor permit, permit term to February 16, 2027
990 BOSTON PROVIDENCE HIGHWAY, Walpole & Sharon: MAR1006B1, minor permit, permit term to February 16, 2027
AGE QUALIFIED VILLAGE, Walpole: MAR1004WX, minor permit, permit term to February 16, 2027
ALSARABI ESTATE, Walpole: MAR1004JR, minor permit, permit term to February 16, 2027
BANK OF AMERICA, Norwood: MAG070374, minor permit, discharging to MEADOW BROOK, permit term to September 30, 2013

What the register holds for WESTERN EARTHWORKS : WALPOLE, MA - NORTH STREET SOLAR PROJECT: its NPDES ID, its permit type and status, its dates, its address in Walpole, Massachusetts. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MAR10067Q.

Identity

Facility as filed	WESTERN EARTHWORKS : WALPOLE, MA - NORTH STREET SOLAR PROJECT
Permittee as filed	Western Earthworks, LLC
NPDES ID	MAR10067Q
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	March 12, 2026
Expiration date	February 16, 2027
Issuing agency	U.S. EPA
Address	Walpole, MA 02081
Receiving water impaired	303(D) Listed
Subwatershed	Headwaters Neponset River (HUC 010900010801)

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 MAR10067Q.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES MAR10067Q.

Inspections

EPA’s inspection file holds no inspection for NPDES MAR10067Q.

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 MAR10067Q.

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, MAR10067Q.

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Nearby on the register

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

['Of the 16 storm water construction permits in Walpole, 0.0% carry a violation on file, and WESTERN EARTHWORKS : WALPOLE, MA - NORTH STREET SOLAR PROJECT is among them.', 'The Headwaters Neponset River subwatershed lists 66 NPDES permits, including this permit.']