Clean Water Act discharge permit · NPDES MAR10069N

STATION WALK AT WALPOLE, Walpole, MA: NPDES MAR10069N 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

STATION WALK AT WALPOLE, held by Toll Bros., Inc., holds NPDES permit MAR10069N. EPA’s file records it issued April 13, 2026 and expiring February 16, 2027.

STATION WALK AT WALPOLE, Walpole, Massachusetts: Coverage under a general permit MAR10069N, held by Toll Bros., Inc.; Construction stormwater; Effective; issued April 13, 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; 2,983 were issued before MAR10069N. Toll Bros., Inc. holds 9 permits in Massachusetts.

Other permits held by Toll Bros., Inc.

EDGEWOOD AT HOPKINTON, Hopkinton: MAR1003PN, issued February 1, 2022
ENCLAVE AT TYNGSBOROUGH, Tyngsborough: MAR1003TW, issued April 19, 2022
ENCLAVE AT TYNGSBOROUGH OFF-SITE UTILITIES, Tyngsborough: MAR1003U4, issued April 20, 2022
TOLL BROTHERS AT THE PINEHILLS, Plymouth: MAR1004IV, issued March 13, 2023
ELMWOOD FARMS, Hopkinton: MAR1004ZY, issued January 22, 2024
LAKEMONT BY TOLL BROTHERS, Hudson: MAR10053N, issued March 20, 2024
TOLL BROTHERS AT THE PINEHILLS, Plymouth: MAR1005OA, issued April 7, 2025
MARION POINTE, Marion: MAR10066K, issued February 27, 2026

Coverages issued nearest MAR10069N

April 10, 2026: WASHINGTON STREET SHERBORN HOMES, Sherborn, MAR10066L, held by Washington Street Sherborn Homes, LLC
April 10, 2026: TAUNTON, SCADDING STREET, BRIDGE REPLACEMENT, Taunton, MAR10068Y, held by Massachusetts Department of Transportation - District 5
April 10, 2026: MEADOWBROOK SUBSTATION NO. 16, Chelmsford; Lowell, MAR10069M, held by New England Power Company
April 10, 2026: 720, 760, 800 FRANKLIN STREET, Wrentham, MAR1006A5, held by DiPlacido Development Corporation
April 13, 2026: 15 LIBERTY PARKING EXPANSION, Franklin, MAR100695, held by Complete Site Solutions
April 13, 2026: NEXTGRID PATRIOTS LLC, Norfolk, MAR10069O, held by NextGrid Patriots, LLC
April 13, 2026: FALMOUTH ROAD CARPORT MOUNTED SOLAR PV AND BESS DEVELOPMENT, Mashpee, MAR10069P, held by NextGrid Tung Oil, LLC
April 14, 2026: HANSCOM AIR FORCE BASE, LOGISTICS READINESS SQUADRON (LRS) WAREHOUSE, Hanscom Air Force Base, MAR10068W, held by Structural Associates Inc
April 14, 2026: HARBOR VUE, Hyannis, MAR100690, held by Keith Construction, Inc.
April 14, 2026: CONSTRUCT TERMINAL APRON HARDSTANDS, Hyannis, MAR100691, held by Lawrence Lynch Corp.

STATION WALK AT WALPOLE among its neighbors

EPA’s permit file holds 66 discharge permits in the Headwaters Neponset River subwatershed (HUC 010900010801), MAR10069N 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 STATION WALK AT WALPOLE: 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 MAR10069N.

Identity

Facility as filed	STATION WALK AT WALPOLE
Permittee as filed	Toll Bros., Inc.
NPDES ID	MAR10069N
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	April 13, 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 MAR10069N.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES MAR10069N.

Inspections

EPA’s inspection file holds no inspection for NPDES MAR10069N.

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 MAR10069N.

Watch this permit

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Nearby on the register

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

STATION WALK AT WALPOLE is among the 16 storm water construction permits in Walpole, where 0.0% carry a violation on file. Of all 16 storm water construction permits in Walpole, including this permit, 87.5% carry an earlier issue date than this permit. The Headwaters Neponset River subwatershed holds 66 NPDES permits, counting this permit.