LOGANVILLE
Substation-AdjacentSauk County, Wisconsin · MISO
At a glance
LOGANVILLE is a substation-adjacent datacenter candidate site in Sauk County, Wisconsin, scoring 56.5/100 DC Readiness — 30th of 62 scored sites in the county. Its nearest substation is LOGANVILLE (0 mi, 69 kV). It sits in the MISO grid region and the WISCONSIN POWER & LIGHT CO service territory, where interconnection has averaged 4.3 years from request to operation. GridCensus catalogs 50 MW of candidate capacity here.
Power & interconnection
Speed to power
Middle-of-the-pack interconnection conditions for this grid.
Connectivity
Risk & environment
Location context
Regulatory climate
No notable statewide DC restriction on record; confirm local zoning and utility tariffs.
Incentive detail: Enterprise Zone tax credits; TIF available for DC construction in eligible areas.
Site location
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How does LOGANVILLE compare with other sites in Sauk County?
LOGANVILLE ranks 30th of 62 scored candidate sites in Sauk County. Its 56.5/100 is roughly in line with the county average of 55.9. It is roughly in line with the Wisconsin average of 55.4 and roughly in line with the national average of 53.2.
Against the Wisconsin average, its strongest sub-score is power availability (46 vs 38) and its weakest is fiber connectivity (65 vs 67). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is LOGANVILLE to power, fiber and other datacenters?
The nearest mapped substation, LOGANVILLE, is about 0 miles away and operates at 69 kV. The nearest located transmission bottleneck is ALEWEC02_ROCKDAL1_66320_66 (MISO), 59 miles away. For connectivity, the nearest internet exchange facility is SupraNet Communications Madison at 35.9 miles. 9 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Datacenter 01211362828, 21.2 miles away.
What are the flood, water and hazard risks at LOGANVILLE?
At the county level, FEMA's National Risk Index rates Sauk County "Relatively 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 Sauk County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| FINNEGAN | Substation-Adjacent | 138 kV | 100 MW | 4.3 yrs | 61.0 |
| KIRKWOOD | Substation-Adjacent | 138 kV | 100 MW | 4.3 yrs | 60.2 |
| ROCK SPRINGS | Substation-Adjacent | 138 kV | 100 MW | 4.3 yrs | 60.2 |
| TAP138011 | Substation-Adjacent | 138 kV | 100 MW | 4.3 yrs | 60.1 |
| TAP138010 | Substation-Adjacent | 138 kV | 100 MW | 4.3 yrs | 60.1 |
| TAP138012 | Substation-Adjacent | 138 kV | 100 MW | 4.3 yrs | 60.1 |
| ZOBEL | Substation-Adjacent | 138 kV | 100 MW | 4.3 yrs | 60.0 |
| LOCH MIRROR | Substation-Adjacent | 138 kV | 100 MW | 4.3 yrs | 60.0 |
LOGANVILLE: common questions
What is the DC Readiness score of LOGANVILLE?
LOGANVILLE scores 56.5/100 on the GridCensus DC Readiness scale, rated good. It ranks 30th of 62 scored sites in Sauk County. The Sauk County average is 55.9 and the Wisconsin average is 55.4.
What is the nearest substation to LOGANVILLE?
The nearest mapped substation is LOGANVILLE, about 0 miles away, at 69 kV. GridCensus catalogs 50 MW of candidate capacity for the site.
Which electric utility serves LOGANVILLE?
WISCONSIN POWER & LIGHT CO (investor owned) holds the retail service territory that contains the site; its holding company is ALLIANT ENERGY CORP.
What grid region is LOGANVILLE in?
LOGANVILLE is in the MISO region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.
How far is LOGANVILLE from an internet exchange?
The nearest internet exchange facility is SupraNet Communications Madison, about 35.9 miles away; 9 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, “LOGANVILLE, Sauk County, WI”, https://gridcensus.com/datacenter-sites/wisconsin/sauk-county/loganville-8ddb59c1 (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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