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Gridcensus

UNKNOWN146834

Substation-Adjacent

Horry County, South Carolina · SERC

DC Readiness
69.0
Good / 100

UNKNOWN146834 is a substation-adjacent datacenter candidate site in Horry County, South Carolina, interconnecting through SERC. It screens at 69.0/100 DC Readiness with a catalogued 300 MW of candidate capacity and a 1.0 yrs average interconnection-queue wait.

Power & interconnection

Nearest substationUNKNOWN146834
Substation distance0.0 mi
Substation voltage230 kV
Available capacity300 MW
UtilitySOUTH CAROLINA PUBLIC SERVICE AUTHORITYstatefavorable to large load · terms ≥ 100 MW

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 IXPDC BLOX MYR1 - DCBLOX Myrtle Beach
IXP distance8.0 mi
Fiber providers5
Fiber coverage82.6%

Site characteristics

Risk & environment

Environmental constraintNone (0/100)
Water stress (WRI)Low
Wetlands (NWI)—
Critical habitat—
Superfund nearby—
Hazard sub-score60/100

Location context

Nearest datacenterDC BLOX Myrtle Beach Cable Landing Station
DC distance8.0 mi
County hazard (FEMA NRI)Relatively High (40)
DC tax incentiveYes (sales_tax_exemption)
Commercial electricity12.13¢/kWh
Industrial electricity8.32¢/kWh
Cooling degree days2,000
Heating degree days2,400
Land price / acre$4,912

Regulatory climate

Favorablestate posture · as of 2026-08

Southeast, DC-friendly with active incentives and vertically-integrated utilities.

DC tax incentiveYes

Incentive detail: Sales tax exemption on DC equipment; fee-in-lieu of property tax for $50M+ investments.

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%
78
Speed to power20%
75
Fiber connectivity12%
88
Energy cost10%
50
Water risk7%
84
Natural hazard6%
60
Buildability7%
60
Labor market4%
50
DC cluster4%
80
Land / acreage3%
49
Construction cost3%
50
Gas pipeline2%
10
Tax incentive1%
100
Climate / cooling1%
25

Nearby comparable sites

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

Sites near UNKNOWN146834
SiteTypeVoltageCapacityQueue waitScore
UNKNOWN120844Substation-Adjacent230 kV300 MW1.0 yrs69.3
UNKNOWN133862Substation-Adjacent230 kV300 MW1.0 yrs68.6
Myrtle Beach LandfillBrownfield115 kV2 MW1.0 yrs68.4
UNKNOWN122813Substation-Adjacent230 kV300 MW1.0 yrs68.4
EC Near Horry Land Fill Gas SiteGreenfield——3.7 yrs67.2
UNKNOWN121596Substation-Adjacent230 kV300 MW1.0 yrs66.9
TAP146870Substation-Adjacent115 kV100 MW1.0 yrs66.3
TAP146858Substation-Adjacent115 kV100 MW1.0 yrs66.3

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 UNKNOWN146834, Horry 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.