Datacenter Sites in South Dakota
South Dakota has 1,450 scored datacenter candidate sites averaging 58.4/100 DC Readiness. Greenfield parcels lead the inventory (749 sites). Most sites interconnect through SPP. The state's candidate sites carry a catalogued aggregate of 211.0k MW and average a 1.1 yrs interconnection-queue wait.
1,450
Candidate sites
58.4/100
Avg DC Readiness
211.0k MW
Catalogued capacity
theoretical aggregate
1.1 yrs
Avg queue wait
By site type
Average sub-score profile
How South Dakota's candidate sites score on each DC Readiness dimension (0–100 average).
Power availability
38.3
Speed-to-power
48.1
Fiber
64.5
Water
76.5
Hazard resilience
76.5
Top 25 datacenter sites in South Dakota
Ranked by DC Readiness.
| Site | Type | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|
| EC Coal Pennington County | Greenfield | Pennington County | — | — | 1.0 yrs | 70.4 |
| SPLIT ROCK | Substation-Adjacent | Minnehaha County | 345 kV | 600 MW | 3.3 yrs | 70.1 |
| OZ Yankton | Greenfield | Yankton | — | — | 1.0 yrs | 69.6 |
| EC Near Ben French | Greenfield | Pennington | — | — | 1.0 yrs | 69.4 |
| EC Near Ben French | Greenfield | Pennington | — | — | 1.0 yrs | 68.7 |
| EC Near Pathfinder | Greenfield | Minnehaha | — | — | 1.0 yrs | 68.5 |
| SIOUX FALLS | Substation-Adjacent | Minnehaha County | 230 kV | 300 MW | 3.3 yrs | 68.4 |
| EC Near Ben French | Greenfield | Pennington | — | — | 1.0 yrs | 68.1 |
| EC Near Ben French | Greenfield | Pennington | — | — | 1.0 yrs | 68.1 |
| EC Coal Pennington County | Greenfield | Pennington County | — | — | 1.0 yrs | 68.1 |
| OZ Minnehaha | Greenfield | Minnehaha | — | — | 1.0 yrs | 68.1 |
| EC Coal Pennington County | Greenfield | Pennington County | — | — | 1.0 yrs | 68.0 |
| SOUTH RAPID CITY | Substation-Adjacent | Pennington County | 230 kV | 300 MW | 3.3 yrs | 67.9 |
| VIRGIL FODNESS | Substation-Adjacent | Lincoln County | 230 kV | 300 MW | 3.3 yrs | 67.8 |
| EC Near Ben French | Greenfield | Pennington | — | — | 1.0 yrs | 67.6 |
| EC Near Pathfinder | Greenfield | Minnehaha | — | — | 1.0 yrs | 67.5 |
| EC Near Pathfinder | Greenfield | Minnehaha | — | — | 1.0 yrs | 67.3 |
| EC Near Pathfinder | Greenfield | Minnehaha | — | — | 1.0 yrs | 67.1 |
| EC Coal Pennington County | Greenfield | Pennington County | — | — | 1.0 yrs | 66.9 |
| EC Coal Pennington County | Greenfield | Pennington County | — | — | 1.0 yrs | 66.8 |
| EC Coal Pennington County | Greenfield | Pennington County | — | — | 1.0 yrs | 66.7 |
| EC Coal Meade County | Greenfield | Meade County | — | — | 1.0 yrs | 66.6 |
| RAPID CITY DC TIE | Substation-Adjacent | Pennington County | 230 kV | 300 MW | 3.3 yrs | 66.5 |
| LANGE | Substation-Adjacent | Pennington County | 230 kV | 300 MW | 3.3 yrs | 66.4 |
| OZ Brown | Greenfield | Brown | — | — | 1.0 yrs | 66.3 |
Counties in South Dakota
60 counties with five or more scored sites.
Day County106 · 55.4Minnehaha County99 · 61.9Pennington County65 · 62.4Charles Mix County55 · 56.3Beadle County52 · 58.6Todd County47 · 50.2Brown County43 · 62.4Yankton County40 · 61.7Buffalo County38 · 58.4Moody County36 · 54.7Codington County31 · 57.8Grant County31 · 58.9Spink31 · 58.1Brookings County30 · 61.6Custer County29 · 57.9Hyde County29 · 59.6Roberts County29 · 56.3Lawrence County28 · 58.2Meade County28 · 56.1Deuel County27 · 62.8Lyman County27 · 50.1Stanley County25 · 56.6Davison County23 · 55.3Dewey County22 · 46.9Hughes County21 · 57.7Lincoln County20 · 65.0Haakon County19 · 61.1Campbell County18 · 63.0Clark County18 · 62.3McCook County18 · 59.5Bon Homme County17 · 61.3Union County17 · 62.6Ziebach County17 · 51.3Brule County16 · 58.7Butte County16 · 55.5Kingsbury16 · 58.1Oglala Lakota County16 · 51.3Walworth County16 · 63.2Fall River County15 · 62.1Clay County14 · 64.5Corson County13 · 55.1Potter County13 · 57.5Sanborn County13 · 62.2Hanson County12 · 61.4Tripp County12 · 54.4Gregory County11 · 59.5Marshall County11 · 57.9Turner County11 · 58.4Hand County10 · 63.1Bennett County9 · 54.7Hamlin County9 · 62.5Jackson County9 · 56.6Lake County9 · 51.9Perkins County9 · 60.6Hutchinson County8 · 59.9McPherson County8 · 63.5Jerauld County7 · 60.0Faulk County6 · 63.6Sully County6 · 61.7Douglas County5 · 59.4
South Dakota datacenter site selection FAQ
- How many datacenter sites are in South Dakota?
- GridCensus catalogs 1,450 scored datacenter candidate sites in South Dakota, with an average DC Readiness score of 58.4/100.
- What is the average interconnection-queue wait in South Dakota?
- Candidate sites in South Dakota average a 1.1 yrs interconnection-queue wait, with an average queue depth of 17 projects.
- What kind of datacenter sites are most common in South Dakota?
- Greenfield sites are the most common category in South Dakota (749 sites), and most sites fall within the SPP grid region.
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 South Dakota. Pro and Enterprise plans unlock the full 164,098-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.