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Gridcensus

EC Coal Lewis County

Greenfield

Lewis County, Washington · WECC

DC Readiness
59.2
Good / 100

EC Coal Lewis County is a greenfield datacenter candidate site in Lewis County, Washington, interconnecting through WECC. It screens at 59.2/100 DC Readiness and a 1.7 yrs average interconnection-queue wait.

Power & interconnection

Utility commercial rate0.09¢/kWh
UtilityPUGET SOUND ENERGY INCinvestor ownedmoderate to large load · terms ≥ 50 MW

Speed to power

Interconnection outlookFavorable
≈ 1.0 yrs typical interconnection wait

Shorter queues and healthier completion here — a faster path to energization than the national norm.

ISO / RTO regionWECC
Queue depth34
Avg queue wait1.7 yrs
Recent queue wait1.0 yrs
Completion rate17%
Withdrawal rate84%

Connectivity

Nearest IXPScaleMatrix Seattle Data Center US-West 02
IXP distance45.7 mi
Fiber providers8
Fiber coverage18.7%
Nearest cloud providerAWS
Nearest cloud regionus-west-2
Cloud region distance82.9 mi

Site characteristics

Site typeGreenfield
Land contactLewis County County Assessor
Land owner typeprivate
Buildability40.0/100
Land cover (NLCD)Evergreen Forest
Former usecoal adjacent

Risk & environment

Environmental constraintNone (0/100)
Flood zoneZone X
Water stress (WRI)1.80
Wetlands (NWI)Clear
Critical habitatClear
Superfund nearbyClear
Hazard sub-score72/100
Construction cost index80.5 (avg 100)

Location context

Nearest datacenterWave Broadband Tahoma Terra Facility
DC distance23.9 mi
Nearest rail1.7 mi
Nearest gas pipeline3.1 mi
Nearest fiber route35.8 mi
County hazard (FEMA NRI)Relatively Moderate (28)
DC tax incentiveYes (sales_tax_exemption)
Commercial electricity8.65¢/kWh
Industrial electricity6.37¢/kWh
Cooling degree days300
Heating degree days5,000
Land price / acre$9,421

Regulatory climate

Moderatestate posture · as of 2026-08

No notable statewide DC restriction on record; confirm local zoning and utility tariffs.

DC tax incentiveNo / suspended

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

Site location

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≥ 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%
30
Speed to power20%
62
Fiber connectivity12%
55
Energy cost10%
97
Water risk7%
71
Natural hazard6%
72
Buildability7%
40
Labor market4%
50
DC cluster4%
70
Land / acreage3%
48
Construction cost3%
83
Gas pipeline2%
90
Tax incentive1%
100
Climate / cooling1%
100

Nearby comparable sites

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

Sites near EC Coal Lewis County
SiteTypeVoltageCapacityQueue waitScore
EC Near Transalta Centralia GenerationGreenfield——1.7 yrs62.3
EC Near Transalta Centralia GenerationGreenfield——1.7 yrs62.0
EC Coal Lewis CountyGreenfield——1.7 yrs60.9
MOSSYROCK PPSubstation-Adjacent240 kV300 MW6.9 yrs60.6
MAYFIELDSubstation-Adjacent240 kV300 MW6.9 yrs60.3
SILVER CREEKSubstation-Adjacent230 kV300 MW6.9 yrs60.0
EC Coal Lewis CountyGreenfield——1.7 yrs59.7
EC Near Transalta Centralia GenerationGreenfield——1.7 yrs59.6

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 EC Coal Lewis County, Lewis 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.