Former Mine site at 45.634, -108.769
Former MineYellowstone County, Montana · WECC
At a glance
Former Mine site at 45.634, -108.769 is a former mine datacenter candidate site in Yellowstone County, Montana, scoring 55.9/100 DC Readiness — 125th of 140 scored sites in the county. It sits in the WECC grid region and the NORTHWESTERN ENERGY LLC - (MT) service territory, where interconnection has averaged 1.1 years from request to operation.
Power & interconnection
Speed to power
Shorter queues and healthier completion here — a faster path to energization than the national norm.
Connectivity
Site characteristics
Risk & environment
Location context
Regulatory climate
No notable statewide DC restriction on record; confirm local zoning and utility tariffs.
Incentive detail: New/expanding industry tax abatement available for DC construction.
Site location
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How does Former Mine site at 45.634, -108.769 compare with other sites in Yellowstone County?
Former Mine site at 45.634, -108.769 ranks 125th of 140 scored candidate sites in Yellowstone County. Its 55.9/100 is roughly in line with the county average of 59.2. It is roughly in line with the Montana average of 54.3 and roughly in line with the national average of 53.2.
Against the Montana average, its strongest sub-score is fiber connectivity (75 vs 61) 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 Former Mine site at 45.634, -108.769 to power, fiber and other datacenters?
For connectivity, the nearest internet exchange facility is Parsec at 11 miles. 13 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Parsec Data Management, 11 miles away.
What are the flood, water and hazard risks at Former Mine site at 45.634, -108.769?
At the county level, FEMA's National Risk Index rates Yellowstone 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 Yellowstone County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| BILLINGS | Substation-Adjacent | 230 kV | 300 MW | 1.1 yrs | 67.4 |
| ALKALI CREEK | Substation-Adjacent | 230 kV | 300 MW | 1.1 yrs | 67.2 |
| SHOREY ROAD | Substation-Adjacent | 230 kV | 300 MW | 1.1 yrs | 67.1 |
| EC Coal Yellowstone County | Greenfield | — | — | 1.1 yrs | 66.9 |
| UNKNOWN202569 | Substation-Adjacent | 230 kV | 300 MW | 1.1 yrs | 66.8 |
| EC Near J E Corette Plant | Greenfield | — | — | 1.1 yrs | 66.7 |
| EC Near J E Corette Plant | Greenfield | — | — | 1.1 yrs | 66.0 |
| EC Near J E Corette Plant | Greenfield | — | — | 1.1 yrs | 65.2 |
Former Mine site at 45.634, -108.769: common questions
What is the DC Readiness score of Former Mine site at 45.634, -108.769?
Former Mine site at 45.634, -108.769 scores 55.9/100 on the GridCensus DC Readiness scale, rated good. It ranks 125th of 140 scored sites in Yellowstone County. The Yellowstone County average is 59.2 and the Montana average is 54.3.
Which electric utility serves Former Mine site at 45.634, -108.769?
NORTHWESTERN ENERGY LLC - (MT) (investor owned) holds the retail service territory that contains the site; its holding company is NORTHWESTERN ENERGY.
What grid region is Former Mine site at 45.634, -108.769 in?
Former Mine site at 45.634, -108.769 is in the WECC region. Projects interconnecting there have averaged a 1.1-year wait from queue request to operation.
How far is Former Mine site at 45.634, -108.769 from an internet exchange?
The nearest internet exchange facility is Parsec, about 11 miles away; 13 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, “Former Mine site at 45.634, -108.769, Yellowstone County, MT”, https://gridcensus.com/datacenter-sites/montana/yellowstone-county/mine-site-77e63491 (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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