SOUTH SIDE
Substation-AdjacentSebastian County, Arkansas · SPP
At a glance
SOUTH SIDE is a substation-adjacent datacenter candidate site in Sebastian County, Arkansas, scoring 54.9/100 DC Readiness — 24th of 78 scored sites in the county. Its nearest substation is SOUTH SIDE (0 mi, 69 kV). It sits in the SPP grid region and the ARKANSAS VALLEY ELEC COOP CORP service territory, where interconnection has averaged 4.3 years from request to operation. GridCensus catalogs 50 MW of candidate capacity here.
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.
Site location
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How does SOUTH SIDE compare with other sites in Sebastian County?
SOUTH SIDE ranks 24th of 78 scored candidate sites in Sebastian County. Its 54.9/100 is roughly in line with the county average of 53.4. It is roughly in line with the Arkansas average of 53.6 and roughly in line with the national average of 53.2.
Against the Arkansas average, its strongest sub-score is speed to power (56 vs 51) and its weakest is water (84 vs 83). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is SOUTH SIDE to power, fiber and other datacenters?
The nearest mapped substation, SOUTH SIDE, is about 0 miles away and operates at 69 kV. For connectivity, the nearest internet exchange facility is OzarksGo Fayetteville at 52 miles. 7 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is OzarksGo Fayetteville, 52 miles away.
What are the flood, water and hazard risks at SOUTH SIDE?
At the county level, FEMA's National Risk Index rates Sebastian County "Relatively High".
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 Sebastian County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| FORT SMITH | Substation-Adjacent | 500 kV | 1,000 MW | 4.3 yrs | 65.7 |
| OZ Sebastian | Greenfield | — | — | 4.3 yrs | 61.0 |
| EC Coal Sebastian County | Greenfield | — | — | 4.3 yrs | 59.6 |
| UNKNOWN117276 | Substation-Adjacent | 161 kV | 100 MW | 4.3 yrs | 57.7 |
| TAP149665 | Substation-Adjacent | 161 kV | 100 MW | 4.3 yrs | 57.7 |
| BARLING | Substation-Adjacent | 161 kV | 100 MW | 4.3 yrs | 57.7 |
| ARKOMA | Substation-Adjacent | 161 kV | 100 MW | 4.3 yrs | 57.7 |
| COLONY | Substation-Adjacent | 161 kV | 100 MW | 4.3 yrs | 57.7 |
SOUTH SIDE: common questions
What is the DC Readiness score of SOUTH SIDE?
SOUTH SIDE scores 54.9/100 on the GridCensus DC Readiness scale, rated fair. It ranks 24th of 78 scored sites in Sebastian County. The Sebastian County average is 53.4 and the Arkansas average is 53.6.
What is the nearest substation to SOUTH SIDE?
The nearest mapped substation is SOUTH SIDE, about 0 miles away, at 69 kV. GridCensus catalogs 50 MW of candidate capacity for the site.
Which electric utility serves SOUTH SIDE?
ARKANSAS VALLEY ELEC COOP CORP (cooperative) holds the retail service territory that contains the site.
What grid region is SOUTH SIDE in?
SOUTH SIDE is in the SPP region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.
How far is SOUTH SIDE from an internet exchange?
The nearest internet exchange facility is OzarksGo Fayetteville, about 52 miles away; 7 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, “SOUTH SIDE, Sebastian County, AR”, https://gridcensus.com/datacenter-sites/arkansas/sebastian-county/south-side-b87173e4 (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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