Skip to content
Gridcensus

CASTRO VALLEY TAP

Substation-Adjacent

Alameda, California · CAISO

DC Readiness
54.4
Fair / 100

CASTRO VALLEY TAP is a substation-adjacent datacenter candidate site in Alameda, California, interconnecting through CAISO. It screens at 54.4/100 DC Readiness with a catalogued 300 MW of candidate capacity and a 8.2 yrs average interconnection-queue wait.

Power & interconnection

Nearest substationCASTRO VALLEY TAP
Substation distance0.0 mi
Substation voltage230 kV
Available capacity300 MW

Speed to power

ISO / RTO regionCAISO
Queue depth480
Avg queue wait8.2 yrs

Connectivity

Nearest IXPLevel(3) Hayward
IXP distance6.1 mi
Fiber providers12
Fiber coverage64.4%

Site characteristics

Risk & environment

Water stress (WRI)High
Wetlands (NWI)
Critical habitat
Superfund nearby
Hazard sub-score52/100

Location context

Nearest datacenterLevel(3) Hayward
DC distance6.1 mi
County hazard (FEMA NRI)Relatively High (48)
DC tax incentiveNo
Commercial electricity29.86¢/kWh
Industrial electricity22.93¢/kWh
Cooling degree days1,000
Heating degree days2,500
Land price / acre$13,473

Site location

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

Full DC Readiness breakdown

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

Power availability20%
78
Speed to power15%
31
Fiber connectivity12%
79
Energy cost10%
50
Water risk8%
24
Natural hazard8%
52
Buildability7%
60
Labor market4%
50
DC cluster4%
80
Land / acreage3%
34
Construction cost3%
50
Gas pipeline2%
10
Tax incentive2%
0
Climate / cooling2%
75

Nearby comparable sites

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

Sites near CASTRO VALLEY TAP
SiteTypeVoltageCapacityQueue waitScore
TESLA Power ProjectBrownfield500 kV1,322 MW5.7 yrs64.6
NEWARK DISTRIBUTIONSubstation-Adjacent230 kV300 MW8.2 yrs57.4
Juniper Networks SunnyvaleBrownfield115 kV1 MW5.7 yrs57.2
EASTSHORESubstation-Adjacent230 kV300 MW8.2 yrs56.3
LOS ESTEROSSubstation-Adjacent230 kV300 MW8.2 yrs56.2
FREMONTSubstation-Adjacent230 kV300 MW8.2 yrs55.9
CASTRO VALLEYSubstation-Adjacent230 kV300 MW8.2 yrs54.6
OZ AlamedaGreenfield5.7 yrs54.6

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 CASTRO VALLEY TAP, Alameda. 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.