TAP139022
SubstationKentucky · LOUISVILLE GAS & ELECTRIC CO
At a glance
TAP139022 is an electric transmission substation in Kentucky, on LOUISVILLE GAS & ELECTRIC CO's transmission network. It is classified as distribution (69–115 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 |
|---|---|---|---|---|
| #112214 | 69 kV | LOUISVILLE GAS & ELECTRIC CO | IN SERVICE | 0.8 mi |
| #112486 | 69 kV | LOUISVILLE GAS & ELECTRIC CO | IN SERVICE | 1.0 mi |
| #129033 | 69 kV | LOUISVILLE GAS & ELECTRIC CO | IN SERVICE | 1.3 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TAP139022, 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 |
|---|---|---|---|---|---|---|---|
| CANE RUN | Substation-Adjacent | KY | Floyd County | 345 kV | 600 MW | 3.9 yrs | 72.2 |
| MIDDLETOWN 345 KV | Substation-Adjacent | KY | Jefferson County | 345 kV | 600 MW | 3.9 yrs | 70.0 |
| MILL CREEK STATION | Substation-Adjacent | KY | Bullitt County | 345 kV | 600 MW | 3.9 yrs | 69.9 |
| UNKNOWN125223 | Substation-Adjacent | KY | Oldham County | 345 kV | 600 MW | 3.9 yrs | 69.7 |
| UNKNOWN124909 | Substation-Adjacent | IN | Floyd County | 230 kV | 300 MW | 3.0 yrs | 69.5 |
| CANE RUN SWITCHING | Substation-Adjacent | KY | Floyd County | 345 kV | 600 MW | 3.9 yrs | 68.9 |
| EC Near Zorn | Greenfield | KY | Jefferson | — | — | 3.9 yrs | 67.6 |
| OZ Jefferson | Greenfield | KY | Jefferson | — | — | 3.9 yrs | 67.2 |
Who owns the transmission lines at TAP139022?
The 3 connected lines listed above are owned by LOUISVILLE GAS & ELECTRIC CO. Line voltages range from 69 kV to 69 kV. Their combined recorded length is about 3.1 miles.
How do candidate sites near TAP139022 score?
The 8 highest-scoring candidate sites within about 25 miles range from 67 to 72 on the 0–100 DC Readiness scale. They fall in Floyd County, Jefferson County, Bullitt County, Oldham County. The Kentucky average across 7,741 scored sites is 52.8. 1,261 of those Kentucky sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
What voltage is TAP139022 substation?
TAP139022 has a maximum voltage of 69 kV. That places it in the 69–114 kV band. The median named US substation in this dataset is 115 kV, so TAP139022 is below the national midpoint.
How many transmission lines connect to TAP139022 substation?
3 transmission lines terminate at or pass through TAP139022 in the HIFLD line data. The connected lines listed here run at 69 kV. Together the listed lines cover about 3.1 miles.
Who owns TAP139022 substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at TAP139022 belong to LOUISVILLE GAS & ELECTRIC CO. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is TAP139022 substation located?
TAP139022 is in Kentucky at 38.2057, -85.7567. The datacenter candidate sites closest to it are in Floyd County, Jefferson County, Bullitt County.
Are there datacenter candidate sites near TAP139022 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP139022. The highest-scoring is CANE RUN at 72/100. Across Kentucky, the average DC Readiness score is 52.8.
More in Kentucky
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, “TAP139022 substation, Kentucky”, https://gridcensus.com/substations/kentucky/tap139022-905da1ee (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 TAP139022 substation, Kentucky 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.