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Gridcensus

Cromby Generating Station

Brownfield

Pheonixville, Chester, Pennsylvania · Constellation Power, Inc

Legacy capacity
420
MW

Cromby Generating Station is a oil plant in Pheonixville, Chester, Pennsylvania, retired 2011-12-01. Retired generation sites are among the most attractive datacenter redevelopment targets: the existing interconnection was sized for roughly 420 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 useoil plant
Site typeretired_plant
Existing capacity420 MW
Retirement date2011-12-01
EIA plant ID#3159

Grid hookup & remediation

Nearest substation0.0 mi
Operator addressTownship Line & Cromby Rds., Pheonixville, PA, 19460
Why this site is datacenter-attractive: a oil plant 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 — Chester 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)228,282
IT / tech employment1,091
Construction employment12,665
Land value$13,004/acre
Datacenter tax incentivesales_tax_exemption

Power economics & interconnection

Commercial power rate7.87¢/kWh
Industrial power rate4.72¢/kWh
Load growth (FERC-714)0.6%

Water & cooling

Water stressLow
Public water supply42.1 MGD
Industrial water use1.5 MGD
Cooling degree days800
Mean annual temp50°F

Hazard, flood & connectivity

FEMA risk index28.0 · Relatively Moderate
Fiber providers13 · 88% 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 Cromby Generating Station — the environmental neighborhood, ranked by legacy grid capacity.

SiteFormer useLegacy MWDistanceCleanup status
Eddystone Generating Stationcoal plant70723.1 mi—
Tituscoal plant22522.6 mi—
Schuylkill Generating Stationoil plant19323.2 mi—
Mickleton Stationnatural gas plant7127.9 mi—
Chester Operationsoil plant6723.2 mi—
North Wales Dieseloil plant711.8 mi—
Stowe Power Production Plantnatural gas plant611.1 mi—
West Point (PA)natural gas plant613.0 mi—

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 Cromby Generating Station, ranked by DC Readiness.

Candidate sites near Cromby Generating Station
SiteTypeStateCountyVoltageCapacityQueue waitScore
CROMBYSubstation-AdjacentPAMontgomery County230 kV300 MW3.8 yrs70.6
WHITPAINSubstation-AdjacentPAMontgomery County500 kV1,000 MW3.8 yrs70.2
LIMERICK (500KV SUB)Substation-AdjacentPAMontgomery County500 kV1,000 MW3.8 yrs70.1
UNKNOWN171809Substation-AdjacentPALehigh County500 kV1,000 MW3.8 yrs69.9
CENTERPOINTSubstation-AdjacentPAMontgomery County500 kV1,000 MW3.8 yrs69.9
EDDYSTONESubstation-AdjacentPADelaware County230 kV300 MW3.8 yrs69.7
ELROYSubstation-AdjacentPAMontgomery County500 kV1,000 MW3.8 yrs69.5
SCHUYLKILLSubstation-AdjacentPAPhiladelphia County230 kV300 MW3.8 yrs69.4

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 Cromby Generating Station, Pheonixville, Chester, Pennsylvania 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.