Datacenter Sites in Union County, Arkansas
Union County has 42 scored datacenter candidate sites averaging 57.3/100 DC Readiness, with a catalogued aggregate of 14,200 MW. FEMA rates local natural-hazard risk as "Relatively High".
42
Candidate sites
57.3/100
Avg DC Readiness
14,200 MW
Catalogued capacity
theoretical aggregate
Relatively High
Hazard rating
Site-selection context for Union County
No
Datacenter tax incentive
10.74¢/kWh
Commercial electricity
7.18¢/kWh
Industrial electricity
5
Fiber providers
Low
Water stress
$2,912
Land price / acre
1,900
Cooling degree days
3,400
Heating degree days
60°F
Mean annual temp
By site type
Top datacenter sites in Union County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| UNION POWER STATION | Substation-Adjacent | 500 kV | 1,000 MW | 1.4 yrs | 70.9 |
| Greenfield (MOUNT OLIVE - EL DORADO SUBSTA) | Greenfield | 500 kV | 1,000 MW | 1.4 yrs | 64.3 |
| Greenfield (UNKNOWN107970 - EL DORADO SUBS) | Greenfield | 500 kV | 1,000 MW | 1.4 yrs | 64.2 |
| Greenfield (UNKNOWN107970 - EL DORADO SUBS) | Greenfield | 500 kV | 1,000 MW | 1.4 yrs | 63.9 |
| Greenfield (UNKNOWN107970 - EL DORADO SUBS) | Greenfield | 500 kV | 1,000 MW | 1.4 yrs | 63.9 |
| Greenfield (MOUNT OLIVE - EL DORADO SUBSTA) | Greenfield | 500 kV | 1,000 MW | 1.4 yrs | 63.6 |
| Greenfield (EL DORADO SUBSTATION - STERLIN) | Greenfield | 500 kV | 1,000 MW | 1.4 yrs | 63.0 |
| Greenfield (EL DORADO SUBSTATION - STERLIN) | Greenfield | 500 kV | 1,000 MW | 1.4 yrs | 62.8 |
| UNKNOWN107831 | Substation-Adjacent | 115 kV | 100 MW | 1.4 yrs | 62.7 |
| UNKNOWN107828 | Substation-Adjacent | 115 kV | 100 MW | 1.4 yrs | 62.1 |
| UNKNOWN107833 | Substation-Adjacent | 115 kV | 100 MW | 1.4 yrs | 62.1 |
| UNKNOWN107836 | Substation-Adjacent | 115 kV | 100 MW | 1.4 yrs | 62.1 |
| UNKNOWN107829 | Substation-Adjacent | 115 kV | 100 MW | 1.4 yrs | 61.3 |
| Greenfield (MOUNT OLIVE - EL DORADO SUBSTA) | Greenfield | 500 kV | 1,000 MW | 1.4 yrs | 61.3 |
| UNKNOWN116923 | Substation-Adjacent | 115 kV | 100 MW | 1.4 yrs | 60.5 |
| Greenfield (EL DORADO SUBSTATION - STERLIN) | Greenfield | 500 kV | 1,000 MW | 1.4 yrs | 60.3 |
| UNKNOWN107838 | Substation-Adjacent | 115 kV | 100 MW | 1.4 yrs | 60.3 |
| Greenfield (SAREPTA - EL DORADO SUBSTATION) | Greenfield | 345 kV | 600 MW | 1.4 yrs | 59.6 |
| TAP142049 | Substation-Adjacent | 115 kV | 100 MW | 1.4 yrs | 59.3 |
| UNKNOWN121606 | Substation-Adjacent | 115 kV | 100 MW | 1.4 yrs | 59.3 |
| Greenfield (SAREPTA - EL DORADO SUBSTATION) | Greenfield | 345 kV | 600 MW | 1.4 yrs | 58.8 |
| UNKNOWN107830 | Substation-Adjacent | 115 kV | 100 MW | 1.4 yrs | 58.0 |
| UNKNOWN107843 | Substation-Adjacent | 115 kV | 100 MW | 1.4 yrs | 57.9 |
| UNKNOWN107841 | Substation-Adjacent | 115 kV | 100 MW | 1.4 yrs | 57.9 |
| UNKNOWN107839 | Substation-Adjacent | 115 kV | 100 MW | 1.4 yrs | 57.8 |
Union County datacenter FAQ
- How many datacenter sites are in Union County?
- 42 scored datacenter candidate sites, averaging 57.3/100 DC Readiness.
- Does Union County offer datacenter tax incentives?
- No datacenter-specific tax incentive is on record for Union County in our dataset.
- What is the natural-hazard risk in Union County?
- FEMA's National Risk Index rates Union County as "Relatively High" (score 38).
- What are industrial electricity rates in Union County?
- Average industrial electricity is 7.18¢/kWh and commercial is 10.74¢/kWh in Union 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 Union County, Arkansas. 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.