DEADEND172598
SubstationSouth Dakota
DEADEND172598 is an electric transmission substation in South Dakota. It is classified as unclassified and connects 1 transmission line. Substation proximity is one of the strongest speed-to-power signals for siting a datacenter — interconnection distance to an energized, high-voltage bus is often the binding constraint on time-to-energization.
Voltage & classification
Ownership & operation
Operator not catalogued for this substation.
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of DEADEND172598, ranked by DC Readiness. Sites this close to an energized substation carry a strong speed-to-power advantage.
| Site | Type | State | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|---|
| EC Coal Pennington County | Greenfield | SD | Pennington County | — | — | 4.3 yrs | 66.9 |
| SOUTH RAPID CITY | Substation-Adjacent | SD | Pennington County | 230 kV | 300 MW | 4.3 yrs | 66.8 |
| RAPID CITY DC TIE | Substation-Adjacent | SD | Pennington County | 230 kV | 300 MW | 4.3 yrs | 65.9 |
| EC Near Ben French | Greenfield | SD | Pennington | — | — | 4.3 yrs | 65.7 |
| EC Near Ben French | Greenfield | SD | Pennington | — | — | 4.3 yrs | 65.2 |
| EC Coal Pennington County | Greenfield | SD | Pennington County | — | — | 4.3 yrs | 64.6 |
| EC Near Ben French | Greenfield | SD | Pennington | — | — | 4.3 yrs | 64.4 |
| EC Near Ben French | Greenfield | SD | Pennington | — | — | 4.3 yrs | 64.3 |
Dataset updated . Screening estimates derived from public data sources.
Substation attributes are derived from public HIFLD / EIA infrastructure data and may lag real-world upgrades or retirements. Voltage and connected-line counts are screening figures — confirm available capacity and interconnection terms directly with the operating utility and ISO.
Go deeper than the public screen
Every site and score for DEADEND172598 substation, South Dakota 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.