Greenfield (SIGURD - THREE PEAKS)

Greenfield

Iron County, Utah · WECC

DC Readiness
63.7
Good / 100

Greenfield (SIGURD - THREE PEAKS) is a greenfield datacenter candidate site in Iron County, Utah, interconnecting through WECC. It screens at 63.7/100 DC Readiness with a catalogued 600 MW of candidate capacity and a 1.7 yrs average interconnection-queue wait.

Power & interconnection

Nearest substationSIGURD
Substation voltage345 kV
Available capacity600 MW
Utility commercial rate0.09¢/kWh

Speed to power

ISO / RTO regionWECC
Queue depth74
Avg queue wait1.7 yrs
Recent queue wait1.0 yrs
Completion rate17%
Withdrawal rate84%

Connectivity

Nearest IXPTonaquint Data Center - Saint George
IXP distance58.1 mi
Fiber providers7
Fiber coverage79.5%
Nearest cloud providerGCP
Nearest cloud regionus-west4
Cloud region distance160.7 mi

Site characteristics

Site typeGreenfield
Parcel ownerPACIFICORP
Land owner typeprivate
Buildability80.0/100
Land cover (NLCD)Grassland/Herbaceous

Risk & environment

Flood zoneZone X
Water stress (WRI)3.80
Wetlands (NWI)Clear
Critical habitatClear
Superfund nearbyClear
Hazard sub-score85/100
Construction cost index69.5 (avg 100)

Location context

Nearest datacenterLumen
DC distance57.5 mi
Nearest rail7.7 mi
Nearest gas pipeline18.5 mi
Nearest fiber route155.2 mi
County hazard (FEMA NRI)Relatively Low (15)
DC tax incentiveYes (sales_tax_exemption)
Commercial electricity8.78¢/kWh
Industrial electricity7.42¢/kWh
Cooling degree days1,000
Heating degree days5,500
Land price / acre$3,525
See all datacenter sites in Iron County →

Incentive detail: Enterprise Zone tax credits; Economic Development Tax Increment Financing (EDTIF).

Full DC Readiness breakdown

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

Power availability20%
59
Speed to power15%
34
Fiber connectivity12%
70
Energy cost10%
96
Water risk8%
49
Natural hazard8%
85
Buildability7%
80
Labor market4%
50
DC cluster4%
45
Land / acreage3%
50
Construction cost3%
92
Gas pipeline2%
40
Tax incentive2%
100
Climate / cooling2%
75

Nearby comparable sites

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

Sites near Greenfield (SIGURD - THREE PEAKS)
SiteTypeVoltageCapacityQueue waitScore
WEST CEDARSubstation-Adjacent230 kV300 MW1.7 yrs66.5
THREE PEAKSSubstation-Adjacent345 kV600 MW1.7 yrs66.4
UNKNOWN202807Substation-Adjacent230 kV300 MW1.7 yrs66.1
Greenfield (INTERMOUNTAIN - ADELANTO)Greenfield500 kV1,000 MW5.7 yrs65.0
Greenfield (INTERMOUNTAIN - ADELANTO)Greenfield500 kV1,000 MW5.7 yrs64.9
Greenfield (THREE PEAKS - RED BUTTE)Greenfield345 kV600 MW1.7 yrs64.2
COLEMANSubstation-Adjacent138 kV100 MW1.7 yrs64.0
PAROWANSubstation-Adjacent230 kV300 MW1.7 yrs63.7

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 Greenfield (SIGURD - THREE PEAKS), Iron 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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