Skip to content
Gridcensus

Winsor Dam Power Station

Brownfield

Hampshire County, Massachusetts · ISO-NE

DC Readiness
51.9
Fair / 100

Winsor Dam Power Station is a brownfield datacenter candidate site in Hampshire County, Massachusetts, interconnecting through ISO-NE. It screens at 51.9/100 DC Readiness with a catalogued 1 MW of candidate capacity and a 3.5 yrs average interconnection-queue wait.

Power & interconnection

Available capacity1 MW
LMP zoneISONE_MA
Wholesale LMP$69.64/MWh
Utility commercial rate0.17¢/kWh

Speed to power

Interconnection outlookModerate
≈ 3.5 yrs typical interconnection wait

Middle-of-the-pack interconnection conditions for this grid.

ISO / RTO regionISO-NE
Queue depth25
Avg queue wait3.5 yrs
Recent queue wait3.5 yrs
Completion rate25%
Withdrawal rate75%

Connectivity

Nearest IXPLightboard ★ Massachusetts
IXP distance16.9 mi
Fiber providers8
Fiber coverage41.2%
Nearest cloud providerAWS
Nearest cloud regionus-east-1
Cloud region distance350.3 mi

Site characteristics

Site typeBrownfield
Land contactState Environmental Cleanup Program
Land owner typeprivate
Buildability75.0/100
Land cover (NLCD)Pasture/Hay
Former usehydro
Existing capacity1 MW
Retirement date1991-12-01

Risk & environment

Environmental constraintModerate (45/100)
Flood zoneZone X
Water stress (WRI)0.60
Wetlands (NWI)Present
Critical habitatClear
Superfund nearbyPresent
Superfund siteRTS WELDING FABRICATION AND AUTO REPAIR
Hazard sub-score58/100
Construction cost index93.4 (avg 100)

Location context

Nearest datacenterLightboard ★ Massachusetts
DC distance16.9 mi
Nearest rail3.3 mi
Nearest gas pipeline11.2 mi
Nearest fiber route65.4 mi
County hazard (FEMA NRI)Relatively Low (22)
DC tax incentiveNo
Commercial electricity16.50¢/kWh
Industrial electricity15.84¢/kWh
Cooling degree days600
Heating degree days5,900
Land price / acre$10,568

Regulatory climate

Moderatestate posture · as of 2026-08

No notable statewide DC restriction on record; confirm local zoning and utility tariffs.

DC tax incentiveNo / suspended

Site location

◆ Loading map…
≥ 7560–7540–60≤ 40
This site + 8 nearby

Get alerts

Track Winsor Dam Power Station

Get an email when its DC-readiness score, available capacity, or interconnection-queue status changes.

No spam. Just the alerts you asked for.

Full DC Readiness breakdown

All 13 weighted sub-scores (0–100) behind the composite DC Readiness score.

Power availability20%
23
Speed to power20%
38
Fiber connectivity12%
71
Energy cost10%
58
Water risk7%
89
Natural hazard6%
58
Buildability7%
75
Labor market4%
50
DC cluster4%
60
Land / acreage3%
54
Construction cost3%
72
Gas pipeline2%
64
Tax incentive1%
0
Climate / cooling1%
95

Nearby comparable sites

Other scored datacenter candidate sites in Hampshire County, ranked by DC Readiness.

Sites near Winsor Dam Power Station
SiteTypeVoltageCapacityQueue waitScore
OZ HampshireGreenfield——3.5 yrs59.3
Belchertown Road Landfill SolarBrownfield115 kV4 MW3.9 yrs58.3
OZ HampshireGreenfield——3.5 yrs58.2
Eastham LandfillBrownfield115 kV1 MW3.9 yrs56.8
UNKNOWN140782Substation-Adjacent115 kV100 MW3.9 yrs56.8
UNKNOWN133475Substation-Adjacent115 kV100 MW3.9 yrs56.7
UNKNOWN133478Substation-Adjacent115 kV100 MW3.9 yrs56.7
UNKNOWN133474Substation-Adjacent115 kV100 MW3.9 yrs56.6

Dataset updated . Screening estimates derived from public data sources.

Figures are screening estimates derived from public infrastructure data. Catalogued capacity reflects theoretical candidate capacity, not deliverable or committed interconnection. Confirm all values with the utility, ISO, and on-the-ground due diligence.

Go deeper than the public screen

This page shows a public slice of the GridCensus dataset for Winsor Dam Power Station, Hampshire County. Pro and Enterprise plans unlock the full 147,272-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.