TAP138887
SubstationMissouri · KCP&L GREATER MISSOURI OPERATIONS CO.
At a glance
TAP138887 is an electric transmission substation in Missouri, on KCP&L GREATER MISSOURI OPERATIONS CO.'s transmission network. It is classified as sub-transmission (138 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 |
|---|---|---|---|---|
| #106431 | 161 kV | KCP&L GREATER MISSOURI OPERATIONS CO. | IN SERVICE | 0.8 mi |
| #123770 | 161 kV | KCP&L GREATER MISSOURI OPERATIONS CO. | IN SERVICE | 2.3 mi |
| #149635 | 161 kV | KCP&L GREATER MISSOURI OPERATIONS CO. | IN SERVICE | 7.2 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TAP138887, 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 Saline County | Greenfield | MO | Saline County | — | — | 4.3 yrs | 60.5 |
| EC Near Marshall (MO) | Greenfield | MO | Saline | — | — | 4.3 yrs | 59.8 |
| EC Near Marshall (MO) | Greenfield | MO | Saline | — | — | 4.3 yrs | 59.4 |
| UNKNOWN117602 | Substation-Adjacent | MO | Cooper County | 161 kV | 100 MW | 3.9 yrs | 59.2 |
| EC Near Marshall (MO) | Greenfield | MO | Saline | — | — | 4.3 yrs | 59.2 |
| UNKNOWN121202 | Substation-Adjacent | MO | Morgan County | 161 kV | 100 MW | 3.9 yrs | 59.1 |
| UNKNOWN117686 | Substation-Adjacent | MO | Johnson County | 161 kV | 100 MW | 4.3 yrs | 59.0 |
| UNKNOWN121296 | Substation-Adjacent | MO | Johnson County | 161 kV | 100 MW | 4.3 yrs | 59.0 |
Who owns the transmission lines at TAP138887?
The 3 connected lines listed above are owned by KCP&L GREATER MISSOURI OPERATIONS CO. Line voltages range from 161 kV to 161 kV. Their combined recorded length is about 10.3 miles.
How do candidate sites near TAP138887 score?
The 8 highest-scoring candidate sites within about 25 miles range from 59 to 61 on the 0–100 DC Readiness scale. They fall in Saline County, Saline, Cooper County, Morgan County. The Missouri average across 3,413 scored sites is 55.7. 1,002 of those Missouri sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
What voltage is TAP138887 substation?
TAP138887 has a maximum voltage of 161 kV. That places it in the 115–229 kV band. The median named US substation in this dataset is 115 kV, so TAP138887 is above the national midpoint.
How many transmission lines connect to TAP138887 substation?
3 transmission lines terminate at or pass through TAP138887 in the HIFLD line data. The connected lines listed here run at 161 kV. Together the listed lines cover about 10.3 miles.
Who owns TAP138887 substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at TAP138887 belong to KCP&L GREATER MISSOURI OPERATIONS CO. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is TAP138887 substation located?
TAP138887 is in Missouri at 38.7565, -93.2851. The datacenter candidate sites closest to it are in Saline County, Saline, Cooper County.
Are there datacenter candidate sites near TAP138887 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP138887. The highest-scoring is EC Coal Saline County at 61/100. Across Missouri, the average DC Readiness score is 55.7.
More in Missouri
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, “TAP138887 substation, Missouri”, https://gridcensus.com/substations/missouri/tap138887-49cc7a1a (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 TAP138887 substation, Missouri 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.