Greenfield (HARVALUM - HORSE HEAVEN)

Greenfield

Gilliam County, Oregon · WECC

DC Readiness
59.7
Good / 100

Greenfield (HARVALUM - HORSE HEAVEN) is a greenfield datacenter candidate site in Gilliam County, Oregon, interconnecting through WECC. It screens at 59.7/100 DC Readiness with a catalogued 300 MW of candidate capacity and a 1.7 yrs average interconnection-queue wait.

Power & interconnection

Nearest substationHARVALUM
Substation voltage230 kV
Available capacity300 MW
Utility commercial rate0.06¢/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 IXPKNWCWAXA - Kennewick Central Office
IXP distance53.9 mi
Fiber providers3
Fiber coverage40.1%
Nearest cloud providerAWS
Nearest cloud regionus-west-2
Cloud region distance98.9 mi

Site characteristics

Site typeGreenfield
Parcel ownerPUD NO 1 OF KLICKITAT COUNTY
Land owner typeprivate
Buildability50.0/100

Risk & environment

Flood zoneZone X
Water stress (WRI)2.00
Wetlands (NWI)Clear
Critical habitatClear
Superfund nearbyClear
Hazard sub-score78/100
Construction cost index97.3 (avg 100)

Location context

Nearest datacenterAmazon US West (Oregon)
DC distance20.8 mi
Nearest rail2.1 mi
Nearest gas pipeline8.5 mi
Nearest fiber route73.6 mi
County hazard (FEMA NRI)Relatively Low (22)
DC tax incentiveYes (property_tax_exemption)
Commercial electricity6.22¢/kWh
Industrial electricity6.94¢/kWh
Cooling degree days300
Heating degree days4,700
Land price / acre$1,338

Incentive detail: Enterprise Zone property tax exemption for 3-15 years; no sales tax in Oregon.

Full DC Readiness breakdown

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

Power availability20%
50
Speed to power15%
32
Fiber connectivity12%
59
Energy cost10%
94
Water risk8%
61
Natural hazard8%
78
Buildability7%
50
Labor market4%
50
DC cluster4%
65
Land / acreage3%
54
Construction cost3%
69
Gas pipeline2%
73
Tax incentive2%
100
Climate / cooling2%
100

Nearby comparable sites

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

Sites near Greenfield (HARVALUM - HORSE HEAVEN)
SiteTypeVoltageCapacityQueue waitScore
SLATTSubstation-Adjacent500 kV1,000 MW1.7 yrs70.4
ARLINGTON WIND POWER PROJECTSubstation-Adjacent230 kV300 MW1.7 yrs67.8
UNKNOWN201545Substation-Adjacent230 kV300 MW1.7 yrs67.3
TAP203421Substation-Adjacent230 kV300 MW1.7 yrs67.1
UNKNOWN201369Substation-Adjacent230 kV300 MW1.7 yrs66.9
SHEPHERDS SOUTHSubstation-Adjacent230 kV300 MW1.7 yrs66.1
LEANING JUNIPER WIND POWER IISubstation-Adjacent230 kV300 MW1.7 yrs65.8
Greenfield (BUCKLEY - SLATT)Greenfield500 kV1,000 MW1.7 yrs65.4

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 (HARVALUM - HORSE HEAVEN), Gilliam 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.