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Gridcensus

Union County, Tennessee · SERC

DC Readiness
60.6
Good / 100

TAP158635 is a substation-adjacent datacenter candidate site in Union County, Tennessee, interconnecting through SERC. It screens at 60.6/100 DC Readiness with a catalogued 50 MW of candidate capacity and a 1.0 yrs average interconnection-queue wait.

Power & interconnection

Nearest substationTAP158635
Substation distance0.0 mi
Substation voltage69 kV
Available capacity50 MW
UtilityCITY OF LAFOLLETTEmunicipalfavorable to large load · state default

Speed to power

Interconnection outlookFavorable
≈ 1.0 yrs typical interconnection wait

Shorter queues and healthier completion here — a faster path to energization than the national norm.

ISO / RTO regionSERC
Queue depth1
Avg queue wait1.0 yrs

Connectivity

Nearest IXPPeace Communications KNX1
IXP distance34.1 mi
Fiber providers7
Fiber coverage92.1%

Site characteristics

Land contactUnion County County Assessor

Risk & environment

Environmental constraintNone (0/100)
Water stress (WRI)Low
Wetlands (NWI)—
Critical habitat—
Superfund nearby—
Hazard sub-score62/100

Location context

Nearest datacenterDatacenter 00904453635
DC distance29.6 mi
County hazard (FEMA NRI)Relatively High (38)
DC tax incentiveYes (sales_tax_exemption)
Commercial electricity10.94¢/kWh
Industrial electricity5.68¢/kWh
Cooling degree days1,600
Heating degree days3,600
Land price / acre$4,605

Regulatory climate

Favorablestate posture · as of 2026-08

TVA territory, DC-friendly; fast vertically-integrated interconnection.

DC tax incentiveYes
Large-load threshold≥ 50 MW

TVA infrastructure-cost provisions apply to very large loads.

Incentive detail: Sales tax exemption on DC equipment for $250M+ investments; no state income tax on wages.

Site location

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≥ 7560–7540–60≤ 40
This site + 8 nearby

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Full DC Readiness breakdown

All 13 weighted sub-scores (0–100) behind the composite DC Readiness score.

Power availability20%
46
Speed to power20%
75
Fiber connectivity12%
70
Energy cost10%
50
Water risk7%
90
Natural hazard6%
62
Buildability7%
60
Labor market4%
50
DC cluster4%
60
Land / acreage3%
47
Construction cost3%
50
Gas pipeline2%
10
Tax incentive1%
100
Climate / cooling1%
45

Nearby comparable sites

Other scored datacenter candidate sites in Union County, ranked by DC Readiness.

Sites near TAP158635
SiteTypeVoltageCapacityQueue waitScore
TAP155224Substation-Adjacent161 kV100 MW1.0 yrs65.6
TAP151167Substation-Adjacent69 kV50 MW1.0 yrs63.7
EMORY ROADSubstation-Adjacent69 kV50 MW1.0 yrs63.6
TAP151170Substation-Adjacent69 kV50 MW1.0 yrs63.5
HOUSE MOUNTAINSubstation-Adjacent69 kV50 MW1.0 yrs63.2
TAP151173Substation-Adjacent69 kV50 MW1.0 yrs62.5
TAP151171Substation-Adjacent69 kV50 MW1.0 yrs62.3
OZ UnionGreenfield——3.7 yrs62.3

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.

Go deeper than the public screen

Every site and score for TAP158635, Union County is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.