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Gridcensus

Winsor Dam Power Station

Brownfield

Ware, Hampshire, Massachusetts · Massachusetts Water Res Auth

Legacy capacity
1
MW

Winsor Dam Power Station is a former hydro site in Ware, Hampshire, Massachusetts, retired 1991-12-01. Retired generation sites are among the most attractive datacenter redevelopment targets: the existing interconnection was sized for roughly 1 MW of generation, so the grid hookup, transmission rights, and often cooling-water access are already in place — collapsing the speed-to-power timeline versus a greenfield build.

Former use & capacity

Former useformer hydro site
Site typeretired_plant
Existing capacity1 MW
Retirement date1991-12-01
EIA plant ID#10826

Grid hookup & remediation

Nearest substation0.6 mi
Operator addressWinsor Dam, Ware, MA, 1082
Why this site is datacenter-attractive: a former hydro site of this scale leaves behind a high-capacity grid interconnection that a new load can re-use, frequently shaving years off the interconnection queue. Retired-plant sites also tend to be already zoned for heavy industrial use with established road, rail, and water infrastructure.

Site conditions & market — Hampshire County

County-level intelligence for this site's location — the power economics, water, hazard, connectivity, and workforce a developer screens before ever visiting. Assembled from FEMA NRI, BLS QCEW, FCC BDC, USGS water-use, and EIA.

Market & workforce

Total employment (laborshed)48,352
IT / tech employment46
Construction employment2,277
Land value$10,568/acre

Power economics & interconnection

Commercial power rate16.50¢/kWh
Industrial power rate15.84¢/kWh
Load growth (FERC-714)0.4%

Water & cooling

Water stressLow
Public water supply18.1 MGD
Industrial water use0.1 MGD
Cooling degree days600
Mean annual temp49°F

Hazard, flood & connectivity

FEMA risk index22.0 · Relatively Low
Fiber providers8 · 41% served

County-level context — address-level utility offerings and flood zoning vary within the county. Confirm site-specific service with the utility and a Phase I ESA.

Nearby brownfield & retired-generation sites

A proximity screen of other retired-plant, contaminated, and EPA-flagged sites near Winsor Dam Power Station — the environmental neighborhood, ranked by legacy grid capacity.

SiteFormer useLegacy MWDistanceCleanup status
Stony Brooknatural gas plant42210.4 mi—
Cabot Holyokenatural gas plant2614.8 mi—
Palmer Metropolitan Airfield Solarformer brownfield site66.7 micleanup_complete
Mount Tom Stationformer power_plant site616.0 micleanup_complete
Emery Street Landfillformer landfill site56.7 micleanup_complete
Former Parsons Paper Companyformer superfund site416.0 micleanup_complete
Cottage Street Landfillformer landfill site415.3 micleanup_complete
Belchertown Road Landfill Solarformer landfill site410.1 micleanup_complete

Derived from GridCensus's retired-generator & EPA brownfield dataset. Not a substitute for an ASTM E1527 Phase I environmental radius report.

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Nearby datacenter candidate sites

Scored candidate sites near Winsor Dam Power Station, ranked by DC Readiness.

Candidate sites near Winsor Dam Power Station
SiteTypeStateCountyVoltageCapacityQueue waitScore
UNKNOWN133485Substation-AdjacentMAHampden County345 kV600 MW3.9 yrs66.8
AGAWAMSubstation-AdjacentMAHampden County345 kV600 MW3.9 yrs64.2
LUDLOWSubstation-AdjacentMAHampden County345 kV600 MW3.9 yrs62.6
CARPENTER HILLSubstation-AdjacentMAWorcester County345 kV600 MW3.9 yrs62.4
SCITICOSubstation-AdjacentCTCapitol Planning Region115 kV100 MW3.9 yrs62.1
WINDSOR LOCKSSubstation-AdjacentCTCapitol Planning Region115 kV100 MW3.9 yrs62.0
TAP173620Substation-AdjacentCTCapitol Planning Region115 kV100 MW3.9 yrs61.9
C.H. DEXTERSubstation-AdjacentCTCapitol Planning Region115 kV100 MW3.9 yrs61.8

Nearby internet exchanges

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Dataset updated . Screening estimates derived from public data sources.

Brownfield attributes are derived from EIA retired-generator and EPA public data. Existing capacity reflects the retired plant's historical nameplate, not deliverable interconnection for a new load. Confirm reusable interconnection rights, remediation status, and site availability with the utility, ISO, and current owner.

Go deeper than the public screen

Every site and score for Winsor Dam Power Station, Ware, Hampshire, Massachusetts is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.