Greenfield (TAP206319 - TAP209004)
GreenfieldDouglas County, Washington · WECC
At a glance
Greenfield (TAP206319 - TAP209004) is a greenfield datacenter candidate site in Douglas County, Washington, scoring 49.4/100 DC Readiness — 55th of 65 scored sites in the county. Its nearest substation is TAP206319. It sits in the WECC grid region and the PUD NO 1 OF DOUGLAS COUNTY service territory, where interconnection has averaged 3.5 years from request to operation. GridCensus catalogs 100 MW of candidate capacity here.
Power & interconnection
Speed to power
Deep queue and long historical waits — plan for a multi-year interconnection timeline and engage the utility early.
Connectivity
Site characteristics
Risk & environment
Location context
Regulatory climate
No notable statewide DC restriction on record; confirm local zoning and utility tariffs.
Incentive detail: Sales tax exemption on DC equipment and construction for eligible facilities; no state income tax.
Site location
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How does Greenfield (TAP206319 - TAP209004) compare with other sites in Douglas County?
Greenfield (TAP206319 - TAP209004) ranks 55th of 65 scored candidate sites in Douglas County. Its 49.4/100 is roughly in line with the county average of 52.7. It is roughly in line with the Washington average of 51.7 and roughly in line with the national average of 53.2.
Against the Washington average, its strongest sub-score is natural hazard (72 vs 71) and its weakest is power availability (30 vs 37). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Greenfield (TAP206319 - TAP209004) to power, fiber and other datacenters?
The nearest mapped substation, TAP206319, is the closest grid connection point on record and operates at 138 kV. For connectivity, the nearest internet exchange facility is H5 Data Centers Quincy at 32.8 miles. 8 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Vantage WA12, 32.6 miles away.
What are the flood, water and hazard risks at Greenfield (TAP206319 - TAP209004)?
At the county level, FEMA's National Risk Index rates Douglas County "Relatively Moderate".
Full DC Readiness breakdown
All 13 weighted sub-scores (0–100) behind the composite DC Readiness score.
Nearby comparable sites
Other scored datacenter candidate sites in Douglas County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| CHIEF JOSEPH | Substation-Adjacent | 500 kV | 1,000 MW | 3.5 yrs | 64.4 |
| GRAND COULEE 230KV | Substation-Adjacent | 500 kV | 1,000 MW | 3.5 yrs | 63.8 |
| GRAND COULEE 500KV | Substation-Adjacent | 500 kV | 1,000 MW | 3.5 yrs | 63.7 |
| SAINT ANDREWS | Substation-Adjacent | 230 kV | 300 MW | 3.5 yrs | 60.4 |
| TAP206319 | Substation-Adjacent | 138 kV | 100 MW | 3.5 yrs | 57.7 |
| COULEE CITY | Substation-Adjacent | 138 kV | 100 MW | 3.5 yrs | 57.6 |
| TAP206318 | Substation-Adjacent | 115 kV | 100 MW | 3.5 yrs | 57.2 |
| UNKNOWN202139 | Substation-Adjacent | 115 kV | 100 MW | 3.5 yrs | 57.2 |
Greenfield (TAP206319 - TAP209004): common questions
What is the DC Readiness score of Greenfield (TAP206319 - TAP209004)?
Greenfield (TAP206319 - TAP209004) scores 49.4/100 on the GridCensus DC Readiness scale, rated fair. It ranks 55th of 65 scored sites in Douglas County. The Douglas County average is 52.7 and the Washington average is 51.7.
What is the nearest substation to Greenfield (TAP206319 - TAP209004)?
The nearest mapped substation is TAP206319, at 138 kV. GridCensus catalogs 100 MW of candidate capacity for the site.
Which electric utility serves Greenfield (TAP206319 - TAP209004)?
PUD NO 1 OF DOUGLAS COUNTY (political subdivision) holds the retail service territory that contains the site.
What grid region is Greenfield (TAP206319 - TAP209004) in?
Greenfield (TAP206319 - TAP209004) is in the WECC region. Projects interconnecting there have averaged a 3.5-year wait from queue request to operation.
How far is Greenfield (TAP206319 - TAP209004) from an internet exchange?
The nearest internet exchange facility is H5 Data Centers Quincy, about 32.8 miles away; 8 fiber providers report service at the location.
Related pages
About this data
Source: GridCensus composite of HIFLD transmission and substation data, EIA, FEMA National Risk Index, FCC broadband data, PeeringDB and ISO interconnection queues, as published October 10, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “Greenfield (TAP206319 - TAP209004), Douglas County, WA”, https://gridcensus.com/datacenter-sites/washington/douglas-county/greenfield-tap206319-tap209004-c5ffe6d0 (data as of October 10, 2026).
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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