THUNDERSTONE

Substation-Adjacent

Pinal County, Arizona · WECC

DC Readiness
68.1
Good / 100

THUNDERSTONE is a substation-adjacent datacenter candidate site in Pinal County, Arizona, interconnecting through WECC. It screens at 68.1/100 DC Readiness with a catalogued 300 MW of candidate capacity and a 5.7 yrs average interconnection-queue wait.

Power & interconnection

Nearest substationTHUNDERSTONE
Substation distance0.0 mi
Substation voltage230 kV
Available capacity300 MW
Utility commercial rate0.13¢/kWh

Speed to power

ISO / RTO regionWECC
Queue depth68
Avg queue wait5.7 yrs
Recent queue wait5.7 yrs
Completion rate10%
Withdrawal rate90%

Connectivity

Nearest IXPEdgeCore Phoenix
IXP distance6.5 mi
Fiber providers15
Fiber coverage49.5%
Nearest cloud providerAzure
Nearest cloud regionwestus3
Cloud region distance23.1 mi

Site characteristics

Site typeSubstation-Adjacent
Parcel ownerSALT RIVER PROJECT
Land owner typeprivate
Buildability95.0/100
Land cover (NLCD)Developed, Medium Intensity

Risk & environment

Flood zoneZone X
Water stress (WRI)4.20
Wetlands (NWI)Clear
Critical habitatClear
Superfund nearbyPresent
Superfund siteMUSD 4 PUR OPER FRANKLIN NE ELEMENTARY
Hazard sub-score68/100
Construction cost index88.3 (avg 100)

Location context

Nearest datacenterApple Mesa
DC distance4.2 mi
Nearest rail8.1 mi
Nearest gas pipeline4.8 mi
Nearest fiber route25.2 mi
County hazard (FEMA NRI)Relatively Low (22)
DC tax incentiveYes (property_tax_reduction)
Commercial electricity13.27¢/kWh
Industrial electricity10.78¢/kWh
Cooling degree days3,400
Heating degree days1,500
Land price / acre$2,148
See all datacenter sites in Pinal County →

Incentive detail: Government Property Lease Excise Tax (GPLET) for qualified facilities on government land.

Full DC Readiness breakdown

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

Power availability20%
78
Speed to power15%
30
Fiber connectivity12%
82
Energy cost10%
90
Water risk8%
46
Natural hazard8%
68
Buildability7%
95
Labor market4%
50
DC cluster4%
95
Land / acreage3%
52
Construction cost3%
76
Gas pipeline2%
85
Tax incentive2%
100
Climate / cooling2%
0

Nearby comparable sites

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

Sites near THUNDERSTONE
SiteTypeVoltageCapacityQueue waitScore
BROWNINGSubstation-Adjacent500 kV1,000 MW5.7 yrs72.6
SAGUAROSubstation-Adjacent500 kV1,000 MW5.7 yrs72.2
TORTOLITASubstation-Adjacent500 kV1,000 MW5.7 yrs70.2
PINAL CENTRALSubstation-Adjacent500 kV1,000 MW5.7 yrs69.6
Copper Crossing Energy and Research CentBrownfield230 kV1,779 MW5.7 yrs69.6
SCHRADERSubstation-Adjacent230 kV300 MW5.7 yrs68.8
Greenfield (BROWNING - KYRENE)Greenfield500 kV1,000 MW5.7 yrs68.3
DINOSAURSubstation-Adjacent230 kV300 MW5.7 yrs67.8

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 THUNDERSTONE, Pinal County. 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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