TAP139011
SubstationIndiana · DUKE ENERGY INDIANA INC
At a glance
TAP139011 is an electric transmission substation in Indiana, on DUKE ENERGY INDIANA INC's transmission network. 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
Connected transmission lines
Lines terminating at or passing through this substation, by HIFLD line ID, highest voltage first.
| Line ID | Voltage | Owner | Status | Length |
|---|---|---|---|---|
| #100130 | — | DUKE ENERGY INDIANA INC | IN SERVICE | 0.6 mi |
| #131435 | — | DUKE ENERGY INDIANA INC | IN SERVICE | 0.5 mi |
| #148384 | — | DUKE ENERGY INDIANA INC | IN SERVICE | 1.9 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TAP139011, 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 TAP139011?
The 3 connected lines listed above are owned by DUKE ENERGY INDIANA INC. Their combined recorded length is about 2.9 miles.
How do candidate sites near TAP139011 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 Indiana average across 8,629 scored sites is 54. 1,024 of those Indiana sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
How many transmission lines connect to TAP139011 substation?
3 transmission lines terminate at or pass through TAP139011 in the HIFLD line data. Together the listed lines cover about 2.9 miles.
Who owns TAP139011 substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at TAP139011 belong to DUKE ENERGY INDIANA INC. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is TAP139011 substation located?
TAP139011 is in Indiana at 38.4190, -85.7400. The datacenter candidate sites closest to it are in Floyd County, Jefferson County, Bullitt County.
Are there datacenter candidate sites near TAP139011 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP139011. The highest-scoring is CANE RUN at 72/100. Across Indiana, the average DC Readiness score is 54.
More in Indiana
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, “TAP139011 substation, Indiana”, https://gridcensus.com/substations/indiana/tap139011-f0566924 (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 TAP139011 substation, Indiana 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.