Lower Marias (P-S)
Federal ExcessToole County, Montana · WECC
Lower Marias (P-S) is a federal excess datacenter candidate site in Toole County, Montana, interconnecting through WECC. It screens at 51.4/100 DC Readiness and a 1.1 yrs average interconnection-queue wait.
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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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 Toole County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| SHELBY | Substation-Adjacent | 230 kV | 300 MW | 1.1 yrs | 61.9 |
| UNKNOWN206280 | Substation-Adjacent | 230 kV | 300 MW | 1.1 yrs | 61.4 |
| UNKNOWN206279 | Substation-Adjacent | 230 kV | 300 MW | 1.1 yrs | 61.1 |
| UNKNOWN206281 | Substation-Adjacent | 230 kV | 300 MW | 1.1 yrs | 60.9 |
| OZ Toole | Greenfield | — | — | 1.1 yrs | 59.8 |
| TAP204146 | Substation-Adjacent | 115 kV | 100 MW | 1.1 yrs | 57.6 |
| SHELBY | Substation-Adjacent | 115 kV | 100 MW | 1.1 yrs | 57.6 |
| UNKNOWN208157 | Substation-Adjacent | 69 kV | 50 MW | 1.1 yrs | 55.7 |
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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