TAP167639
SubstationSouth Dakota · WAPA-- WESTERN AREA POWER ADMINISTRATION
At a glance
TAP167639 is an electric transmission substation in South Dakota, on WAPA-- WESTERN AREA POWER ADMINISTRATION's transmission network. It is classified as unclassified and connects 3 transmission lines. 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
Connected transmission lines
Lines terminating at or passing through this substation, by HIFLD line ID, highest voltage first.
| Line ID | Voltage | Owner | Status | Length |
|---|---|---|---|---|
| #168659 | 69 kV | WAPA-- WESTERN AREA POWER ADMINISTRATION | IN SERVICE | 1.0 mi |
| #168660 | 69 kV | WAPA-- WESTERN AREA POWER ADMINISTRATION | IN SERVICE | 10.4 mi |
| #168671 | 69 kV | WAPA-- WESTERN AREA POWER ADMINISTRATION | IN SERVICE | 22.8 mi |
Who owns the transmission lines at TAP167639?
The 3 connected lines listed above are owned by WAPA-- WESTERN AREA POWER ADMINISTRATION. Line voltages range from 69 kV to 69 kV. Their combined recorded length is about 34.2 miles.
Frequently asked questions
How many transmission lines connect to TAP167639 substation?
3 transmission lines terminate at or pass through TAP167639 in the HIFLD line data. The connected lines listed here run at 69 kV. Together the listed lines cover about 34.2 miles.
Who owns TAP167639 substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at TAP167639 belong to WAPA-- WESTERN AREA POWER ADMINISTRATION. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is TAP167639 substation located?
TAP167639 is in South Dakota at 43.9082, -100.7060.
More in South Dakota
About this data
Source: HIFLD Electric Substations and Transmission Lines (U.S. Department of Homeland Security), as published June 29, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “TAP167639 substation, South Dakota”, https://gridcensus.com/substations/south-dakota/tap167639-9e74e987 (data as of June 29, 2026).
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.
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