Clean Water Act discharge permit · NPDES MAR1003Y2

TURKEY RIDGE RESIDENTIAL SUBDIVISION, Hopkinton, MA: NPDES MAR1003Y2 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

TURKEY RIDGE RESIDENTIAL SUBDIVISION, held by CS2K Hopkinton LLC, holds NPDES permit MAR1003Y2. EPA’s file records it issued May 24, 2022 and expiring February 16, 2027.

TURKEY RIDGE RESIDENTIAL SUBDIVISION, Hopkinton, Massachusetts: Coverage under a general permit MAR1003Y2, held by CS2K Hopkinton LLC; Construction stormwater; Effective; issued May 24, 2022, term to February 16, 2027, by U.S. EPA.

Massachusetts holds 3,320 Construction stormwater coverages of this permit type in EPA’s file; 693 were issued before MAR1003Y2.

Coverages issued nearest MAR1003Y2

May 23, 2022: LUNENBURG CENTRAL, Lunenburg, MAR1003XW, held by BP Lunenburg Central JV, LLC
May 23, 2022: PARISH COMMON, Georgetown, MAR1003XY, held by Triple Q, Inc.
May 23, 2022: DAISY LANE, East Bridgewater, MAR1003XZ, held by Scott Burgess
May 24, 2022: WILLIAMSBURG PUBLIC SAFETY BUILDING, Williamsburg, MAR1003Y0, held by Michael Kent
May 24, 2022: 725 UNION STREET HOME2, Franklin, MAR1003Y1, held by 4 SQ Development LLC
May 24, 2022: BURT'S BOG CONSERVATION & LIMITED DEVELOPMENT PROJECT, Northampton, MAR1003Y3, held by Emerson Way, LLC
May 24, 2022: ROBINSON HOLLOW, Pepperell, MAR1003Y4, held by Pyburn & Sons
May 24, 2022: POND STREET MULTI-FAMILY, Attleboro, MAR1003Y5, held by Woodlark Development Corp.
May 25, 2022: 91 SUMMER STREET, North Easton, MAR1003Y6, held by Gar/Con Corp.
May 25, 2022: 920 & 978 LIVINGSTON STREET, Tewksbury, MAR1003Y7, held by AJM Construction

TURKEY RIDGE RESIDENTIAL SUBDIVISION among its neighbors

EPA’s permit file holds 51 discharge permits in the Headwaters Sudbury River subwatershed (HUC 010700050101), MAR1003Y2 among them.

Other permits in the Headwaters Sudbury River subwatershed (HUC 010700050101)

#608203, BERLIN, RESURFACING AND RELATED WORK ALONG SECTIONS OF INTERSTATE 495, Berlin To Milford: MAR1004WO, minor permit, permit term to February 16, 2027
105 FLANDERS ROAD, Westborough: MAR1005HK, minor permit, permit term to February 16, 2027
109 WINTER STREET RESIDENTIAL PROJECT, Hopkinton: MAR10060N, not classed
48FORTY SOLUTIONS WESTBOROUGH, MA, Westborough: MAR05J02P, minor permit, permit term to June 3, 2020
ARDAGH GLASS INC, Milford: MAG250911, minor permit, discharging to CHARLES RIVER, permit term to July 31, 2013
ASHLAND TOWN OF, Ashland: MAR041086, not classed
ASHLAND YMCA AND EARLY LEARNING CENTER, Ashland: MAR1006EH, minor permit, permit term to February 16, 2027
ATK SPACE SYSTEMS INC. HOPKINTON, Hopkinton: MANOE3008, minor permit, permit term to June 29, 2025
CHARLESWOOD ELEMENTARY SCHOOL, Hopkinton: MAR1005SU, minor permit, permit term to February 16, 2027
COGENTIX MEDICAL, INC., Westborough: MANOEJ0BL, minor permit, permit term to April 27, 2028

What the register holds for TURKEY RIDGE RESIDENTIAL SUBDIVISION: its NPDES ID, its permit type and status, its dates, its address in Hopkinton, Massachusetts. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MAR1003Y2.

Identity

Facility as filed	TURKEY RIDGE RESIDENTIAL SUBDIVISION
Permittee as filed	CS2K Hopkinton LLC
NPDES ID	MAR1003Y2
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	May 24, 2022
Expiration date	February 16, 2027
Issuing agency	U.S. EPA
Address	Hopkinton, MA 01748
Receiving water impaired	303(D) Listed
Subwatershed	Headwaters Sudbury River (HUC 010700050101)

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 MAR1003Y2.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES MAR1003Y2.

Inspections

EPA’s inspection file holds no inspection for NPDES MAR1003Y2.

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 MAR1003Y2.

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, MAR1003Y2.

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Nearby on the register

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

Hopkinton's 26 storm water construction permits show 0.0% with a violation on file. Of the 24 storm water construction permits in Hopkinton, including TURKEY RIDGE RESIDENTIAL SUBDIVISION's, 25.0% were issued earlier, and the Headwaters Sudbury River subwatershed (HUC 010700050101) contains 51 NPDES permits.