TAP134366
SubstationNorth Dakota
At a glance
TAP134366 is an electric transmission substation in North Dakota. 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
No owner is recorded for the lines that connect here.
Connected transmission lines
Lines terminating at or passing through this substation, by HIFLD line ID, highest voltage first.
| Line ID | Voltage | Owner | Status | Length |
|---|---|---|---|---|
| #142117 | — | — | IN SERVICE | 1.4 mi |
| #145267 | — | — | IN SERVICE | 20.0 mi |
| #149098 | — | — | IN SERVICE | 13.8 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TAP134366, 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 |
|---|---|---|---|---|---|---|---|
| UNKNOWN132775 | Substation-Adjacent | ND | Pierce County | 230 kV | 300 MW | 4.3 yrs | 61.9 |
| UNKNOWN132777 | Substation-Adjacent | ND | Pierce County | 230 kV | 300 MW | 4.3 yrs | 61.5 |
| BALTA | Substation-Adjacent | ND | Pierce County | 230 kV | 300 MW | 4.3 yrs | 60.8 |
| UNKNOWN160679 | Substation-Adjacent | ND | Pierce County | 115 kV | 100 MW | 4.3 yrs | 57.7 |
| UNKNOWN134375 | Substation-Adjacent | ND | Pierce County | 115 kV | 100 MW | 4.3 yrs | 57.6 |
| UNKNOWN134115 | Substation-Adjacent | ND | Rolette County | 115 kV | 100 MW | 4.3 yrs | 57.5 |
| UNKNOWN134131 | Substation-Adjacent | ND | Pierce County | 115 kV | 100 MW | 4.3 yrs | 57.5 |
| Turtleville Housing | Industrial | ND | Rolette County | — | — | 4.3 yrs | 51.8 |
How do candidate sites near TAP134366 score?
The 8 highest-scoring candidate sites within about 25 miles range from 52 to 62 on the 0–100 DC Readiness scale. They fall in Pierce County, Rolette County. The North Dakota average across 1,020 scored sites is 55.7. 453 of those North Dakota sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
How many transmission lines connect to TAP134366 substation?
3 transmission lines terminate at or pass through TAP134366 in the HIFLD line data. Together the listed lines cover about 35.2 miles.
Where is TAP134366 substation located?
TAP134366 is in North Dakota at 48.3710, -100.0203. The datacenter candidate sites closest to it are in Pierce County, Rolette County.
Are there datacenter candidate sites near TAP134366 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP134366. The highest-scoring is UNKNOWN132775 at 62/100. Across North Dakota, the average DC Readiness score is 55.7.
More in North 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, “TAP134366 substation, North Dakota”, https://gridcensus.com/substations/north-dakota/tap134366-8df4eec0 (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.
Go deeper than the public screen
Every site and score for TAP134366 substation, North 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.