POTOMAC RIVER

Substation-Adjacent

Alexandria, Virginia · PJM

DC Readiness
75.0
Excellent / 100

POTOMAC RIVER is a substation-adjacent datacenter candidate site in Alexandria, Virginia, interconnecting through PJM. It screens at 75.0/100 DC Readiness with a catalogued 300 MW of candidate capacity and a 3.1 yrs average interconnection-queue wait.

Power & interconnection

Nearest substationPOTOMAC RIVER
Substation distance0.0 mi
Substation voltage230 kV
Available capacity300 MW
LMP zonePJM_DOM
Wholesale LMP$43.92/MWh
Utility commercial rate0.05¢/kWh

Speed to power

ISO / RTO regionPJM
Queue depth864
Avg queue wait3.1 yrs
Recent queue wait3.6 yrs
Completion rate20%
Withdrawal rate80%

Connectivity

Nearest IXPAiNET DC-900S
IXP distance5.9 mi
Fiber providers6
Fiber coverage81.8%
Nearest cloud providerAWS
Nearest cloud regionus-east-1
Cloud region distance29.4 mi

Site characteristics

Site typeSubstation-Adjacent
Parcel ownerPEPCO
Land owner typeprivate
Buildability100.0/100
Land cover (NLCD)Developed, High Intensity

Risk & environment

Flood zoneZone X
Water stress (WRI)0.60
Wetlands (NWI)Clear
Critical habitatClear
Superfund nearbyPresent
Superfund siteDC WATER BLUE PLAINS
Hazard sub-score60/100
Construction cost index122.4 (avg 100)

Location context

Nearest datacenterQTS Suitland
DC distance5.8 mi
Nearest rail0.7 mi
Nearest gas pipeline12.0 mi
Nearest fiber route1.3 mi
County hazard (FEMA NRI)Relatively Moderate (30)
DC tax incentiveYes (sales_tax_exemption)
Commercial electricity4.81¢/kWh
Industrial electricity4.19¢/kWh
Cooling degree days1,300
Heating degree days4,000
Land price / acre$5,900
See all datacenter sites in Alexandria →

Incentive detail: Sales tax exemption on DC equipment for $150M+ investments (2025: $100M+); MEGA site program.

Full DC Readiness breakdown

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

Power availability20%
78
Speed to power15%
44
Fiber connectivity12%
92
Energy cost10%
95
Water risk8%
91
Natural hazard8%
60
Buildability7%
100
Labor market4%
50
DC cluster4%
95
Land / acreage3%
46
Construction cost3%
48
Gas pipeline2%
62
Tax incentive2%
100
Climate / cooling2%
60

Nearby comparable sites

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

Sites near POTOMAC RIVER
SiteTypeVoltageCapacityQueue waitScore
POTOMAC YARDSubstation-Adjacent230 kV300 MW3.1 yrs74.8
SOUTH CARLYLESubstation-Adjacent230 kV300 MW3.1 yrs74.8
GUM SPRINGSSubstation-Adjacent230 kV300 MW3.1 yrs74.1
JEFFERSON STREETSubstation-Adjacent230 kV300 MW3.1 yrs73.7
HAYFIELDSubstation-Adjacent230 kV300 MW3.1 yrs73.7
TAP139314Substation-Adjacent230 kV300 MW3.1 yrs72.6
NORTH ALEXANDRIASubstation-Adjacent230 kV300 MW3.1 yrs72.2
BELVOIRSubstation-Adjacent230 kV300 MW3.1 yrs69.8

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.

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This page shows a public slice of the GridCensus dataset for POTOMAC RIVER, Alexandria. Pro and Enterprise plans unlock the full 164,098-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.

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