EC Near Nelson Dewey Generating Station
GreenfieldGrant, Wisconsin · MISO
At a glance
EC Near Nelson Dewey Generating Station is a greenfield datacenter candidate site in Grant, Wisconsin, scoring 53.4/100 DC Readiness — 44th of 56 scored sites in the county. It sits in the MISO grid region, 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
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 EC Near Nelson Dewey Generating Station compare with other sites in Grant?
EC Near Nelson Dewey Generating Station ranks 44th of 56 scored candidate sites in Grant. Its 53.4/100 is roughly in line with the county average of 55.5. 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 natural hazard (78 vs 77) and its weakest is fiber connectivity (28 vs 67). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is EC Near Nelson Dewey Generating Station to power, fiber and other datacenters?
For connectivity, the nearest internet exchange facility is USSHC at 25.9 miles. 9 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is USSHC, 25.9 miles away.
What are the flood, water and hazard risks at EC Near Nelson Dewey Generating Station?
The site is in FEMA flood zone X, outside the Special Flood Hazard Area (minimal or moderate flood risk). WRI rates baseline water stress at 0.30 on a 0–5 scale. No mapped wetlands are recorded on the parcel. At the county level, FEMA's National Risk Index rates Grant "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 Grant, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| EC Near Nelson Dewey Generating Station | Greenfield | — | — | 4.3 yrs | 60.4 |
| EC Coal Grant County | Greenfield | — | — | 4.3 yrs | 59.6 |
| EC Near Nelson Dewey Generating Station | Greenfield | — | — | 4.3 yrs | 59.5 |
| EC Near Nelson Dewey Generating Station | Greenfield | — | — | 4.3 yrs | 59.4 |
| EC Coal Grant County | Greenfield | — | — | 4.3 yrs | 59.4 |
| EC Near Nelson Dewey Generating Station | Greenfield | — | — | 4.3 yrs | 59.2 |
| EC Near Nelson Dewey Generating Station | Greenfield | — | — | 4.3 yrs | 58.6 |
| EC Near Nelson Dewey Generating Station | Greenfield | — | — | 4.3 yrs | 58.5 |
EC Near Nelson Dewey Generating Station: common questions
What is the DC Readiness score of EC Near Nelson Dewey Generating Station?
EC Near Nelson Dewey Generating Station scores 53.4/100 on the GridCensus DC Readiness scale, rated fair. It ranks 44th of 56 scored sites in Grant. The Grant average is 55.5 and the Wisconsin average is 55.4.
What grid region is EC Near Nelson Dewey Generating Station in?
EC Near Nelson Dewey Generating Station is in the MISO region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.
Is EC Near Nelson Dewey Generating Station in a flood zone?
The site is in FEMA flood zone X, outside the Special Flood Hazard Area (minimal or moderate flood risk).
Who owns EC Near Nelson Dewey Generating Station?
Parcel records list the owner as AMERICAN TRANSMISSION CO (private land).
How far is EC Near Nelson Dewey Generating Station from an internet exchange?
The nearest internet exchange facility is USSHC, about 25.9 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, “EC Near Nelson Dewey Generating Station, Grant, WI”, https://gridcensus.com/datacenter-sites/wisconsin/grant/ec-near-nelson-dewey-generating-station-08ad0dba (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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