Datacenter Sites in Day County, South Dakota
Day County has 82 scored datacenter candidate sites averaging 54.0/100 DC Readiness, with a catalogued aggregate of 1,102 MW. FEMA rates local natural-hazard risk as "Relatively Low". The county has a datacenter tax incentive on record.
82
Candidate sites
54.0/100
Avg DC Readiness
1,102 MW
Catalogued capacity
theoretical aggregate
Relatively Low
Hazard rating
Site-selection context for Day County
Yesno_income_tax
Datacenter tax incentive
7.96¢/kWh
Commercial electricity
8.45¢/kWh
Industrial electricity
3
Fiber providers
Low-Medium
Water stress
$3,549
Land price / acre
700
Cooling degree days
7,300
Heating degree days
45°F
Mean annual temp
Incentive detail: No state corporate income tax; no personal income tax; no personal property tax.
By site type
Top datacenter sites in Day County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| EC Near Webster IC | Greenfield | — | — | 1.0 yrs | 61.3 |
| EC Near Webster IC | Greenfield | — | — | 1.0 yrs | 60.6 |
| EC Near Webster IC | Greenfield | — | — | 1.0 yrs | 60.3 |
| EC Near Webster IC | Greenfield | — | — | 1.0 yrs | 59.7 |
| UNKNOWN159679 | Substation-Adjacent | 115 kV | 100 MW | 3.3 yrs | 59.7 |
| TAP159616 | Substation-Adjacent | 115 kV | 100 MW | 3.3 yrs | 59.7 |
| UNKNOWN131133 | Substation-Adjacent | 115 kV | 100 MW | 3.3 yrs | 59.5 |
| EC Near Webster IC | Greenfield | — | — | 1.0 yrs | 59.4 |
| TAP159543 | Substation-Adjacent | 115 kV | 100 MW | 3.3 yrs | 59.4 |
| TAP159554 | Substation-Adjacent | 115 kV | 100 MW | 3.3 yrs | 59.3 |
| TAP143513 | Substation-Adjacent | 115 kV | 100 MW | 3.3 yrs | 59.2 |
| TAP159546 | Substation-Adjacent | 115 kV | 100 MW | 3.3 yrs | 58.9 |
| UNKNOWN143495 | Substation-Adjacent | 115 kV | 100 MW | 3.3 yrs | 58.9 |
| UNKNOWN131132 | Substation-Adjacent | 115 kV | 100 MW | 3.3 yrs | 58.2 |
| EC Near Webster IC | Greenfield | — | — | 1.0 yrs | 56.2 |
| EC Near Webster IC | Greenfield | — | — | 1.0 yrs | 56.0 |
| EC Near Webster IC | Greenfield | — | — | 1.0 yrs | 55.1 |
| EC Near Webster IC | Greenfield | — | — | 1.0 yrs | 54.9 |
| EC Near Webster IC | Greenfield | — | — | 1.0 yrs | 54.5 |
| EC Near Webster IC | Greenfield | — | — | 1.0 yrs | 54.5 |
| EC Near Webster IC | Greenfield | — | — | 1.0 yrs | 54.3 |
| 180 South Spruce Street | Industrial | — | — | 3.3 yrs | 53.0 |
| 70 West Yellowstone Trail | Industrial | — | — | 3.3 yrs | 53.0 |
| 173 South Spruce Street | Industrial | — | — | 3.3 yrs | 53.0 |
| 170 South Oak Street | Industrial | — | — | 3.3 yrs | 53.0 |
Day County datacenter FAQ
- How many datacenter sites are in Day County?
- 82 scored datacenter candidate sites, averaging 54.0/100 DC Readiness.
- Does Day County offer datacenter tax incentives?
- No state corporate income tax; no personal income tax; no personal property tax.
- What is the natural-hazard risk in Day County?
- FEMA's National Risk Index rates Day County as "Relatively Low" (score 22).
- What are industrial electricity rates in Day County?
- Average industrial electricity is 8.45¢/kWh and commercial is 7.96¢/kWh in Day County.
Dataset updated . Screening estimates derived from public data sources.
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This page shows a public slice of the GridCensus dataset for Day County, 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.