Substation-Adjacent site at 48.573, -122.948
Substation-AdjacentSan Juan County, Washington · WECC
At a glance
Substation-Adjacent site at 48.573, -122.948 is a substation-adjacent datacenter candidate site in San Juan County, Washington, scoring 52.6/100 DC Readiness — 34th of 43 scored sites in the county. Its nearest substation is TAP207843 (0 mi, 69 kV). It sits in the WECC grid region and the ORCAS POWER & LIGHT COOP service territory, where interconnection has averaged 3.5 years from request to operation. GridCensus catalogs 50 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 Substation-Adjacent site at 48.573, -122.948 compare with other sites in San Juan County?
Substation-Adjacent site at 48.573, -122.948 ranks 34th of 43 scored candidate sites in San Juan County. Its 52.6/100 is roughly in line with the county average of 55.3. 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 power availability (46 vs 37) and its weakest is fiber connectivity (49 vs 63). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Substation-Adjacent site at 48.573, -122.948 to power, fiber and other datacenters?
The nearest mapped substation, TAP207843, is about 0 miles away and operates at 69 kV. For connectivity, the nearest internet exchange facility is CSSNW Bellingham at 24.9 miles. 1 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is CSSNW Bellingham, 24.8 miles away.
What are the flood, water and hazard risks at Substation-Adjacent site at 48.573, -122.948?
The site is in FEMA flood zone X, outside the Special Flood Hazard Area (minimal or moderate flood risk). At the county level, FEMA's National Risk Index rates San Juan 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 San Juan County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| CUSTER | Substation-Adjacent | 500 kV | 1,000 MW | 3.5 yrs | 66.9 |
| INTALCO | Substation-Adjacent | 230 kV | 300 MW | 3.5 yrs | 62.6 |
| INGLEDOW | Substation-Adjacent | 500 kV | 1,000 MW | 4.3 yrs | 62.5 |
| TAP206061 | Substation-Adjacent | 115 kV | 100 MW | 3.5 yrs | 59.9 |
| UNKNOWN206062 | Substation-Adjacent | 115 kV | 100 MW | 3.5 yrs | 58.8 |
| UNKNOWN206769 | Substation-Adjacent | 115 kV | 100 MW | 3.5 yrs | 58.6 |
| TAP206770 | Substation-Adjacent | 115 kV | 100 MW | 3.5 yrs | 58.6 |
| UNKNOWN206054 | Substation-Adjacent | 115 kV | 100 MW | 3.5 yrs | 58.4 |
Substation-Adjacent site at 48.573, -122.948: common questions
What is the DC Readiness score of Substation-Adjacent site at 48.573, -122.948?
Substation-Adjacent site at 48.573, -122.948 scores 52.6/100 on the GridCensus DC Readiness scale, rated fair. It ranks 34th of 43 scored sites in San Juan County. The San Juan County average is 55.3 and the Washington average is 51.7.
What is the nearest substation to Substation-Adjacent site at 48.573, -122.948?
The nearest mapped substation is TAP207843, about 0 miles away, at 69 kV. GridCensus catalogs 50 MW of candidate capacity for the site.
Which electric utility serves Substation-Adjacent site at 48.573, -122.948?
ORCAS POWER & LIGHT COOP (cooperative) holds the retail service territory that contains the site.
What grid region is Substation-Adjacent site at 48.573, -122.948 in?
Substation-Adjacent site at 48.573, -122.948 is in the WECC region. Projects interconnecting there have averaged a 3.5-year wait from queue request to operation.
Is Substation-Adjacent site at 48.573, -122.948 in a flood zone?
The site is in FEMA flood zone X, outside the Special Flood Hazard Area (minimal or moderate flood risk).
How far is Substation-Adjacent site at 48.573, -122.948 from an internet exchange?
The nearest internet exchange facility is CSSNW Bellingham, about 24.9 miles away; 1 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, “Substation-Adjacent site at 48.573, -122.948, San Juan County, WA”, https://gridcensus.com/datacenter-sites/washington/san-juan-county/tap207843-1aa49f75 (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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Every site and score for Substation-Adjacent site at 48.573, -122.948, San Juan County is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.