Former Mine site at 44.447, -95.788
Former MineLyon County, Minnesota · MISO
At a glance
Former Mine site at 44.447, -95.788 is a former mine datacenter candidate site in Lyon County, Minnesota, scoring 46.8/100 DC Readiness — 45th of 47 scored sites in the county. It sits in the MISO grid region and the CITY OF MARSHALL - (MN) service territory, 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
Incentives available; large-load tariffs emerging.
Incentive detail: Sales tax exemption on DC equipment and electricity for qualified DCs.
Site location
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How does Former Mine site at 44.447, -95.788 compare with other sites in Lyon County?
Former Mine site at 44.447, -95.788 ranks 45th of 47 scored candidate sites in Lyon County. Its 46.8/100 is about 13% below the county average of 53.7. It is about 16% below the Minnesota average of 55.7 and about 12% below the national average of 53.2.
Against the Minnesota average, its strongest sub-score is natural hazard (75 vs 74) and its weakest is fiber connectivity (32 vs 70). 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 44.447, -95.788 to power, fiber and other datacenters?
The nearest located transmission bottleneck is West_Memphis_AT1_161_500kV_flo_Sans_Souci_Driver (MISO), 90 miles away. For connectivity, the nearest internet exchange facility is TierPoint Sioux Falls - East at 74.7 miles. 8 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is TierPoint Sioux Falls - East, 74.7 miles away.
What are the flood, water and hazard risks at Former Mine site at 44.447, -95.788?
At the county level, FEMA's National Risk Index rates Lyon 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 Lyon County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| LYON COUNTY | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 61.7 |
| EC Near Co Rd 33 | Greenfield | — | — | 4.3 yrs | 58.5 |
| UNKNOWN132498 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 57.8 |
| EC Near Co Rd 33 | Greenfield | — | — | 4.3 yrs | 57.5 |
| UNKNOWN132549 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 57.1 |
| EC Near Co Rd 33 | Greenfield | — | — | 4.3 yrs | 56.9 |
| EC Near Co Rd 33 | Greenfield | — | — | 4.3 yrs | 56.2 |
| Greenfield (LYON COUNTY - UNKNOWN176936) | Greenfield | 345 kV | 600 MW | 4.3 yrs | 56.0 |
Former Mine site at 44.447, -95.788: common questions
What is the DC Readiness score of Former Mine site at 44.447, -95.788?
Former Mine site at 44.447, -95.788 scores 46.8/100 on the GridCensus DC Readiness scale, rated fair. It ranks 45th of 47 scored sites in Lyon County. The Lyon County average is 53.7 and the Minnesota average is 55.7.
Which electric utility serves Former Mine site at 44.447, -95.788?
CITY OF MARSHALL - (MN) (municipal) holds the retail service territory that contains the site.
What grid region is Former Mine site at 44.447, -95.788 in?
Former Mine site at 44.447, -95.788 is in the MISO region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.
How far is Former Mine site at 44.447, -95.788 from an internet exchange?
The nearest internet exchange facility is TierPoint Sioux Falls - East, about 74.7 miles away; 8 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 44.447, -95.788, Lyon County, MN”, https://gridcensus.com/datacenter-sites/minnesota/lyon-county/mine-site-a7d6d47d (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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