Substation-Adjacent Datacenter Sites in South Dakota
South Dakota has 477 substation-adjacent datacenter candidate sites. Parcels sited next to existing transmission substations. Co-location with a substation is the single strongest speed-to-power signal — interconnection distance is measured in feet, not miles.
477
Substation-Adjacent sites
65.0/100
Avg score (top 25)
South Dakota
State
Substation-Adjacent
Type
Top substation-adjacent sites in South Dakota
| Site | Type | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|
| SPLIT ROCK | Substation-Adjacent | Minnehaha County | 345 kV | 600 MW | 3.3 yrs | 69.5 |
| SIOUX FALLS | Substation-Adjacent | Minnehaha County | 230 kV | 300 MW | 3.3 yrs | 67.7 |
| SOUTH RAPID CITY | Substation-Adjacent | Pennington County | 230 kV | 300 MW | 3.3 yrs | 67.4 |
| VIRGIL FODNESS | Substation-Adjacent | Lincoln County | 230 kV | 300 MW | 3.3 yrs | 67.0 |
| LANGE | Substation-Adjacent | Pennington County | 230 kV | 300 MW | 3.3 yrs | 66.4 |
| RAPID CITY DC TIE | Substation-Adjacent | Pennington County | 230 kV | 300 MW | 3.3 yrs | 66.4 |
| BROOKINGS COUNTY | Substation-Adjacent | Lincoln County | 345 kV | 600 MW | 3.3 yrs | 66.0 |
| UTICA JUNCTION | Substation-Adjacent | Yankton County | 230 kV | 300 MW | 3.3 yrs | 65.6 |
| GROTON | Substation-Adjacent | Brown County | 345 kV | 600 MW | 3.3 yrs | 65.3 |
| VT HANLON | Substation-Adjacent | McCook County | 230 kV | 300 MW | 3.3 yrs | 65.2 |
| UNKNOWN131330 | Substation-Adjacent | Union County | 230 kV | 300 MW | 3.3 yrs | 64.5 |
| UNKNOWN131292 | Substation-Adjacent | Minnehaha County | 115 kV | 100 MW | 3.3 yrs | 64.4 |
| UNKNOWN158869 | Substation-Adjacent | Minnehaha County | 115 kV | 100 MW | 3.3 yrs | 64.3 |
| UNKNOWN131288 | Substation-Adjacent | Minnehaha County | 115 kV | 100 MW | 3.3 yrs | 64.2 |
| UNKNOWN144208 | Substation-Adjacent | Minnehaha County | 115 kV | 100 MW | 3.3 yrs | 64.2 |
| LAWRENCE | Substation-Adjacent | Minnehaha County | 115 kV | 100 MW | 3.3 yrs | 64.2 |
| NEW UNDERWOOD | Substation-Adjacent | Pennington County | 230 kV | 300 MW | 3.3 yrs | 64.1 |
| UNKNOWN131108 | Substation-Adjacent | McPherson County | 230 kV | 300 MW | 3.3 yrs | 63.9 |
| WEST HILL | Substation-Adjacent | Fall River County | 230 kV | 300 MW | 3.3 yrs | 63.6 |
| FORT THOMPSON | Substation-Adjacent | Buffalo County | 345 kV | 600 MW | 3.3 yrs | 63.5 |
| UNKNOWN131208 | Substation-Adjacent | Sanborn County | 230 kV | 300 MW | 3.3 yrs | 63.5 |
| WATERTOWN | Substation-Adjacent | Codington County | 345 kV | 600 MW | 3.3 yrs | 63.4 |
| TAP155849 | Substation-Adjacent | Yankton County | 115 kV | 100 MW | 3.3 yrs | 63.3 |
| GLENHAM | Substation-Adjacent | Walworth County | 230 kV | 300 MW | 3.3 yrs | 63.2 |
| FORT RANDALL | Substation-Adjacent | Charles Mix County | 230 kV | 300 MW | 3.3 yrs | 63.1 |
- How many substation-adjacent datacenter sites are in South Dakota?
- GridCensus catalogs 477 substation-adjacent datacenter candidate sites in South Dakota.
- What is a substation-adjacent datacenter site?
- Parcels sited next to existing transmission substations. Co-location with a substation is the single strongest speed-to-power signal — interconnection distance is measured in feet, not miles.
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
This page shows a public slice of the GridCensus dataset for Substation-Adjacent sites in South Dakota. Pro and Enterprise plans unlock the full 147,272-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.