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Gridcensus

BLM Solar DLA: Gillespie

Greenfield

Maricopa County, Arizona · WECC

DC Readiness
58.3
Good / 100

BLM Solar DLA: Gillespie is a greenfield datacenter candidate site in Maricopa County, Arizona, interconnecting through WECC. It screens at 58.3/100 DC Readiness with a catalogued 626 MW of candidate capacity and a 5.7 yrs average interconnection-queue wait.

Power & interconnection

Available capacity626 MW
Utility commercial rate0.12¢/kWh
UtilityARIZONA PUBLIC SERVICE COinvestor ownedmoderate to large load · terms ≥ 100 MW

Speed to power

Interconnection outlookConstrained
≈ 5.7 yrs typical interconnection wait

Deep queue and long historical waits — plan for a multi-year interconnection timeline and engage the utility early.

ISO / RTO regionWECC
Queue depth34
Avg queue wait5.7 yrs
Recent queue wait5.7 yrs
Completion rate10%
Withdrawal rate90%

Connectivity

Nearest IXPStream Data Centers - Phoenix I
IXP distance32.4 mi
Fiber providers27
Fiber coverage52.6%
Nearest cloud providerAzure
Nearest cloud regionwestus3
Cloud region distance48.7 mi

Site characteristics

Site typeGreenfield
Acreage3,755 ac
Buildable load (est.)~1,502–3,755 MWland-based· grid headroom is tighter
Land contactBLM Arizona State Office
Land owner typeprivate
Buildability80.0/100
Land cover (NLCD)Grassland/Herbaceous
Former useblm_solar_dla

Risk & environment

Environmental constraintNone (0/100)
Flood zoneZone X
Water stress (WRI)4.20
Wetlands (NWI)Clear
Critical habitatClear
Superfund nearbyClear
Hazard sub-score78/100
Construction cost index103.8 (avg 100)

Location context

Nearest datacenterPHX-10
DC distance31.8 mi
Nearest rail3.1 mi
Nearest gas pipeline1.2 mi
Nearest fiber route97.6 mi
County hazard (FEMA NRI)Relatively Low (22)
DC tax incentiveYes (property_tax_reduction)
Commercial electricity12.24¢/kWh
Industrial electricity8.99¢/kWh
Cooling degree days3,400
Heating degree days1,500
Land price / acre$7,203

Regulatory climate

Restrictivestate posture · as of 2026-08

Sales-tax exemption suspended Jul 2026–Jun 2029; water constraints add scrutiny.

DC tax incentiveNo / suspended

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

Site location

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

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Full DC Readiness breakdown

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

Power availability20%
48
Speed to power20%
50
Fiber connectivity12%
63
Energy cost10%
90
Water risk7%
16
Natural hazard6%
78
Buildability7%
80
Labor market4%
50
DC cluster4%
50
Land / acreage3%
67
Construction cost3%
64
Gas pipeline2%
96
Tax incentive1%
100
Climate / cooling1%
0

Nearby comparable sites

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

Sites near BLM Solar DLA: Gillespie
SiteTypeVoltageCapacityQueue waitScore
KYRENESubstation-Adjacent500 kV1,000 MW6.9 yrs67.2
RUDDSubstation-Adjacent500 kV1,000 MW6.9 yrs67.1
PINNACLE PEAK APSSubstation-Adjacent500 kV1,000 MW6.9 yrs65.9
WESTWINGSubstation-Adjacent500 kV1,000 MW6.9 yrs65.4
MORGANSubstation-Adjacent500 kV1,000 MW6.9 yrs64.9
WARDSubstation-Adjacent230 kV300 MW6.9 yrs64.0
PINAL WESTSubstation-Adjacent500 kV1,000 MW6.9 yrs63.3
LIBERTYSubstation-Adjacent345 kV600 MW6.9 yrs63.1

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 BLM Solar DLA: Gillespie, Maricopa County. Pro and Enterprise plans unlock the full 147,272-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.