TAP204410
SubstationWyoming · NIOBRARA VALLEY EL MEMBER CORP
At a glance
TAP204410 is an electric transmission substation in Wyoming, on NIOBRARA VALLEY EL MEMBER CORP's transmission network. It is classified as distribution (<69 kv) 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 |
|---|---|---|---|---|
| #202705 | 46 kV | NIOBRARA VALLEY EL MEMBER CORP | — | 16.3 mi |
| #202706 | 46 kV | NIOBRARA VALLEY EL MEMBER CORP | — | 0.0 mi |
| #202707 | 46 kV | NIOBRARA VALLEY EL MEMBER CORP | — | 6.5 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TAP204410, 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 Niobrara County | Greenfield | WY | Niobrara County | — | — | 3.5 yrs | 56.2 |
| UNKNOWN205120 | Substation-Adjacent | WY | Niobrara County | 69 kV | 50 MW | 4.3 yrs | 54.7 |
| TAP205119 | Substation-Adjacent | WY | Niobrara County | 69 kV | 50 MW | 3.5 yrs | 53.4 |
| UNKNOWN204246 | Substation-Adjacent | WY | Niobrara County | 69 kV | 50 MW | 3.5 yrs | 53.4 |
| UNKNOWN204248 | Substation-Adjacent | WY | Niobrara County | 69 kV | 50 MW | 3.5 yrs | 53.2 |
| TAP204247 | Substation-Adjacent | WY | Niobrara County | 69 kV | 50 MW | 3.5 yrs | 53.2 |
| TAP204250 | Substation-Adjacent | WY | Niobrara County | 69 kV | 50 MW | 3.5 yrs | 52.2 |
| TAP204412 | Substation-Adjacent | WY | Niobrara County | 69 kV | 50 MW | 3.5 yrs | 51.8 |
Who owns the transmission lines at TAP204410?
The 3 connected lines listed above are owned by NIOBRARA VALLEY EL MEMBER CORP. Line voltages range from 46 kV to 46 kV. Their combined recorded length is about 22.8 miles.
How do candidate sites near TAP204410 score?
The 8 highest-scoring candidate sites within about 25 miles range from 52 to 56 on the 0–100 DC Readiness scale. They fall in Niobrara County. The Wyoming average across 1,639 scored sites is 52.2. 441 of those Wyoming sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
What voltage is TAP204410 substation?
TAP204410 has a maximum voltage of 46 kV. That places it in the below 69 kV band. The median named US substation in this dataset is 115 kV, so TAP204410 is below the national midpoint.
How many transmission lines connect to TAP204410 substation?
3 transmission lines terminate at or pass through TAP204410 in the HIFLD line data. The connected lines listed here run at 46 kV. Together the listed lines cover about 22.8 miles.
Who owns TAP204410 substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at TAP204410 belong to NIOBRARA VALLEY EL MEMBER CORP. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is TAP204410 substation located?
TAP204410 is in Wyoming at 43.0556, -104.6953. The datacenter candidate sites closest to it are in Niobrara County.
Are there datacenter candidate sites near TAP204410 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP204410. The highest-scoring is EC Coal Niobrara County at 56/100. Across Wyoming, the average DC Readiness score is 52.2.
More in Wyoming
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, “TAP204410 substation, Wyoming”, https://gridcensus.com/substations/wyoming/tap204410-6ece370b (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 TAP204410 substation, Wyoming 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.