TAP138774
SubstationKansas · MIDWEST ENERGY INC
At a glance
TAP138774 is an electric transmission substation in Kansas, on MIDWEST ENERGY INC'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
Connected transmission lines
Lines terminating at or passing through this substation, by HIFLD line ID, highest voltage first.
| Line ID | Voltage | Owner | Status | Length |
|---|---|---|---|---|
| #104399 | 35 kV | MIDWEST ENERGY INC | IN SERVICE | 3.1 mi |
| #128955 | 35 kV | MIDWEST ENERGY INC | IN SERVICE | 0.0 mi |
| #145583 | 35 kV | MIDWEST ENERGY INC | IN SERVICE | 17.0 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TAP138774, 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 Near Oberlin (KS) | Greenfield | KS | Decatur | — | — | 4.3 yrs | 57.5 |
| EC Near Oberlin (KS) | Greenfield | KS | Decatur | — | — | 4.3 yrs | 57.3 |
| UNKNOWN119665 | Substation-Adjacent | KS | Trego County | 115 kV | 100 MW | 4.3 yrs | 56.8 |
| UNKNOWN119664 | Substation-Adjacent | KS | Trego County | 115 kV | 100 MW | 4.3 yrs | 56.2 |
| UNKNOWN119861 | Substation-Adjacent | KS | Graham County | 115 kV | 100 MW | 4.3 yrs | 54.3 |
| UNKNOWN117979 | Substation-Adjacent | KS | Sheridan County | 115 kV | 100 MW | 4.3 yrs | 54.0 |
| UNKNOWN117970 | Substation-Adjacent | KS | Graham County | 115 kV | 100 MW | 4.3 yrs | 52.7 |
| WaKeeney Creamery BTA | Industrial | KS | Trego County | — | — | 4.3 yrs | 50.4 |
Who owns the transmission lines at TAP138774?
The 3 connected lines listed above are owned by MIDWEST ENERGY INC. Line voltages range from 35 kV to 35 kV. Their combined recorded length is about 20.1 miles.
How do candidate sites near TAP138774 score?
The 8 highest-scoring candidate sites within about 25 miles range from 50 to 58 on the 0–100 DC Readiness scale. They fall in Decatur, Trego County, Graham County, Sheridan County. The Kansas average across 2,352 scored sites is 53.2. 730 of those Kansas sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
What voltage is TAP138774 substation?
TAP138774 has a maximum voltage of 35 kV. That places it in the below 69 kV band. The median named US substation in this dataset is 115 kV, so TAP138774 is below the national midpoint.
How many transmission lines connect to TAP138774 substation?
3 transmission lines terminate at or pass through TAP138774 in the HIFLD line data. The connected lines listed here run at 35 kV. Together the listed lines cover about 20.1 miles.
Who owns TAP138774 substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at TAP138774 belong to MIDWEST ENERGY INC. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is TAP138774 substation located?
TAP138774 is in Kansas at 39.3611, -100.1313. The datacenter candidate sites closest to it are in Decatur, Trego County, Graham County.
Are there datacenter candidate sites near TAP138774 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP138774. The highest-scoring is EC Near Oberlin (KS) at 58/100. Across Kansas, the average DC Readiness score is 53.2.
More in Kansas
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, “TAP138774 substation, Kansas”, https://gridcensus.com/substations/kansas/tap138774-40a96131 (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 TAP138774 substation, Kansas 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.