Yellowtail (P-S) at 44.865, -108.199
Federal ExcessBig Horn County, Wyoming · SPP
At a glance
Yellowtail (P-S) at 44.865, -108.199 is a federal excess datacenter candidate site in Big Horn County, Wyoming, scoring 51.4/100 DC Readiness — 31st of 127 scored sites in the county. It sits in the SPP grid region, where interconnection has averaged 4.3 years from request to operation.
Power & interconnection
Speed to power
Middle-of-the-pack interconnection conditions for this grid.
Connectivity
Site characteristics
Risk & environment
Location context
Regulatory climate
Low-cost power and land; DC-friendly posture.
Incentive detail: No state corporate or personal income tax; low property taxes.
Site location
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How does Yellowtail (P-S) at 44.865, -108.199 compare with other sites in Big Horn County?
Yellowtail (P-S) at 44.865, -108.199 ranks 31st of 127 scored candidate sites in Big Horn County. Its 51.4/100 is roughly in line with the county average of 51.4. It is roughly in line with the Wyoming average of 52.2 and roughly in line with the national average of 53.2.
Against the Wyoming average, its strongest sub-score is fiber connectivity (66 vs 58) and its weakest is power availability (30 vs 38). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Yellowtail (P-S) at 44.865, -108.199 to power, fiber and other datacenters?
For connectivity, the nearest internet exchange facility is ACT Sheridan at 61.1 miles. 3 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is ACT Sheridan, 61.1 miles away.
What are the flood, water and hazard risks at Yellowtail (P-S) at 44.865, -108.199?
At the county level, FEMA's National Risk Index rates Big Horn County "Very Low".
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 Big Horn County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| EC Coal Big Horn County | Greenfield | — | — | 4.3 yrs | 59.8 |
| EC Coal Big Horn County | Greenfield | — | — | 4.3 yrs | 59.2 |
| GARLAND | Substation-Adjacent | 230 kV | 300 MW | 3.5 yrs | 59.1 |
| UNKNOWN203003 | Substation-Adjacent | 230 kV | 300 MW | 3.5 yrs | 59.0 |
| UNKNOWN208635 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 55.0 |
| EC Coal Big Horn County | Greenfield | — | — | 4.3 yrs | 55.0 |
| TAP208632 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 54.9 |
| TAP208630 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 54.8 |
Yellowtail (P-S) at 44.865, -108.199: common questions
What is the DC Readiness score of Yellowtail (P-S) at 44.865, -108.199?
Yellowtail (P-S) at 44.865, -108.199 scores 51.4/100 on the GridCensus DC Readiness scale, rated fair. It ranks 31st of 127 scored sites in Big Horn County. The Big Horn County average is 51.4 and the Wyoming average is 52.2.
What grid region is Yellowtail (P-S) at 44.865, -108.199 in?
Yellowtail (P-S) at 44.865, -108.199 is in the SPP region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.
How far is Yellowtail (P-S) at 44.865, -108.199 from an internet exchange?
The nearest internet exchange facility is ACT Sheridan, about 61.1 miles away; 3 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, “Yellowtail (P-S) at 44.865, -108.199, Big Horn County, WY”, https://gridcensus.com/datacenter-sites/wyoming/big-horn-county/yellowtail-p-s-97c8dd79 (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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