GRAND COULEE

Substation-Adjacent

Douglas County, Washington · WECC

DC Readiness
68.8
Good / 100

GRAND COULEE is a substation-adjacent datacenter candidate site in Douglas County, Washington, interconnecting through WECC. It screens at 68.8/100 DC Readiness with a catalogued 1,000 MW of candidate capacity and a 1.7 yrs average interconnection-queue wait.

Power & interconnection

Nearest substationGRAND COULEE
Substation distance0.0 mi
Substation voltage500 kV
Available capacity1,000 MW
Utility commercial rate0.05¢/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 IXPServerfarm TiTAN Moses Lake
IXP distance55.8 mi
Fiber providers5
Fiber coverage1.5%
Nearest cloud providerAzure
Nearest cloud regionwestus2
Cloud region distance64.4 mi

Site characteristics

Site typeSubstation-Adjacent
Parcel ownerBONNEVILLE POWER ADMINISTRATION
Land owner typeprivate
Buildability100.0/100
Land cover (NLCD)Developed, High Intensity

Risk & environment

Flood zoneZone X
Water stress (WRI)1.80
Wetlands (NWI)Present
Critical habitatClear
Superfund nearbyPresent
Superfund siteSIEMENS PWR CORP GR COULEE DAM 3RD PWRHS
Hazard sub-score52/100
Construction cost index75.3 (avg 100)

Location context

Nearest datacenterServerfarm TiTAN Moses Lake
DC distance55.8 mi
Nearest rail15.4 mi
Nearest gas pipeline55.1 mi
Nearest fiber route126.8 mi
County hazard (FEMA NRI)Relatively Moderate (28)
DC tax incentiveYes (sales_tax_exemption)
Commercial electricity4.83¢/kWh
Industrial electricity3.97¢/kWh
Cooling degree days300
Heating degree days5,000
Land price / acre$2,784
See all datacenter sites in Douglas County →

Incentive detail: Sales tax exemption on DC equipment and construction for eligible facilities; no state income tax.

Full DC Readiness breakdown

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

Power availability20%
100
Speed to power15%
33
Fiber connectivity12%
40
Energy cost10%
97
Water risk8%
74
Natural hazard8%
52
Buildability7%
100
Labor market4%
50
DC cluster4%
50
Land / acreage3%
56
Construction cost3%
87
Gas pipeline2%
0
Tax incentive2%
100
Climate / cooling2%
100

Nearby comparable sites

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

Sites near GRAND COULEE
SiteTypeVoltageCapacityQueue waitScore
GRAND COULEE 500KVSubstation-Adjacent500 kV1,000 MW1.7 yrs69.6
GRAND COULEE 230KVSubstation-Adjacent500 kV1,000 MW1.7 yrs69.4
Greenfield (SCHULTZ - SICKLER)Greenfield500 kV1,000 MW1.7 yrs68.6
CHIEF JOSEPHSubstation-Adjacent500 kV1,000 MW1.7 yrs67.7
Greenfield (CHIEF JOSEPH - SICKLER)Greenfield500 kV1,000 MW1.7 yrs66.4
FOSTER CREEKSubstation-Adjacent230 kV300 MW1.7 yrs66.0
WELLSSubstation-Adjacent230 kV300 MW1.7 yrs65.6
Greenfield (CHIEF JOSEPH - MONROE)Greenfield500 kV1,000 MW1.7 yrs65.3

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 GRAND COULEE, Douglas 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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