Butte at 46.021, -112.423
Federal ExcessJefferson County, Montana · WECC
At a glance
Butte at 46.021, -112.423 is a federal excess datacenter candidate site in Jefferson County, Montana, scoring 51.2/100 DC Readiness — 22nd of 32 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 Butte at 46.021, -112.423 compare with other sites in Jefferson County?
Butte at 46.021, -112.423 ranks 22nd of 32 scored candidate sites in Jefferson County. Its 51.2/100 is roughly in line with the county average of 53.2. 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 natural hazard (88 vs 88) and its weakest is fiber connectivity (53 vs 61). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Butte at 46.021, -112.423 to power, fiber and other datacenters?
For connectivity, the nearest internet exchange facility is Montana Opticom at 64 miles. 4 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Datacenter 00758426349, 46.8 miles away.
What are the flood, water and hazard risks at Butte at 46.021, -112.423?
At the county level, FEMA's National Risk Index rates Jefferson 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 Jefferson County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| UNKNOWN205608 | Substation-Adjacent | 115 kV | 100 MW | 1.1 yrs | 58.6 |
| UNKNOWN202686 | Substation-Adjacent | 115 kV | 100 MW | 1.1 yrs | 57.5 |
| UNKNOWN204486 | Substation-Adjacent | 69 kV | 50 MW | 1.1 yrs | 57.4 |
| TAP205609 | Substation-Adjacent | 69 kV | 50 MW | 1.1 yrs | 57.0 |
| UNKNOWN205611 | Substation-Adjacent | 69 kV | 50 MW | 1.1 yrs | 56.8 |
| TAP204566 | Substation-Adjacent | 115 kV | 100 MW | 1.1 yrs | 56.1 |
| TAP207820 | Substation-Adjacent | 69 kV | 50 MW | 1.1 yrs | 55.8 |
| UNKNOWN205096 | Substation-Adjacent | 69 kV | 50 MW | 1.1 yrs | 55.8 |
Butte at 46.021, -112.423: common questions
What is the DC Readiness score of Butte at 46.021, -112.423?
Butte at 46.021, -112.423 scores 51.2/100 on the GridCensus DC Readiness scale, rated fair. It ranks 22nd of 32 scored sites in Jefferson County. The Jefferson County average is 53.2 and the Montana average is 54.3.
Which electric utility serves Butte at 46.021, -112.423?
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 Butte at 46.021, -112.423 in?
Butte at 46.021, -112.423 is in the WECC region. Projects interconnecting there have averaged a 1.1-year wait from queue request to operation.
How far is Butte at 46.021, -112.423 from an internet exchange?
The nearest internet exchange facility is Montana Opticom, about 64 miles away; 4 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, “Butte at 46.021, -112.423, Jefferson County, MT”, https://gridcensus.com/datacenter-sites/montana/jefferson-county/butte-45c8536d (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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