COLUMBUS DENOIS CREEK
SubstationIndiana · DUKE ENERGY INDIANA, LLC
At a glance
COLUMBUS DENOIS CREEK is an electric transmission substation in Indiana, on DUKE ENERGY INDIANA, LLC's transmission network. It is classified as high-voltage (230 kv) and connects 6 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 |
|---|---|---|---|---|
| #119652 | 230 kV | DUKE ENERGY INDIANA, LLC | IN SERVICE | 5.0 mi |
| #148034 | 230 kV | DUKE ENERGY INDIANA, LLC | IN SERVICE | 32.7 mi |
| #120487 | 69 kV | DUKE ENERGY INDIANA, LLC | IN SERVICE | 2.0 mi |
| #130214 | 69 kV | DUKE ENERGY INDIANA, LLC | IN SERVICE | 2.2 mi |
| #135608 | 69 kV | DUKE ENERGY INDIANA, LLC | IN SERVICE | 1.2 mi |
| #163662 | 69 kV | DUKE ENERGY INDIANA, LLC | IN SERVICE | 4.4 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of COLUMBUS DENOIS CREEK, 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 |
|---|---|---|---|---|---|---|---|
| COLUMBUS (345KV) | Substation-Adjacent | IN | Bartholomew County | 345 kV | 600 MW | 3.0 yrs | 68.2 |
| OZ Bartholomew | Greenfield | IN | Bartholomew | — | — | 3.0 yrs | 65.6 |
| COLUMBUS DENOIS CREEK | Substation-Adjacent | IN | Bartholomew County | 230 kV | 300 MW | 3.0 yrs | 65.3 |
| UNKNOWN125100 | Substation-Adjacent | IN | Bartholomew County | 230 kV | 300 MW | 3.0 yrs | 65.0 |
| UNKNOWN125086 | Substation-Adjacent | IN | Shelby County | 345 kV | 600 MW | 3.0 yrs | 64.1 |
| FRANKLIN | Substation-Adjacent | IN | Johnson County | 230 kV | 300 MW | 3.0 yrs | 64.0 |
| UNKNOWN128114 | Substation-Adjacent | IN | Johnson County | 230 kV | 300 MW | 3.0 yrs | 63.7 |
| UNKNOWN124912 | Substation-Adjacent | IN | Jennings County | 138 kV | 100 MW | 3.0 yrs | 60.8 |
How does COLUMBUS DENOIS CREEK compare with other substations in Indiana?
Indiana has 2,077 substation records in HIFLD, of which 306 carry a station name; the rest are unnamed tap points, risers and line ends. 15 named substations in the state are in COLUMBUS DENOIS CREEK's 230–344 kV band (5% of named stations). 69 sit in a higher band. 69 named substations in Indiana operate at 345 kV or above. The highest voltage recorded in the state is 765 kV, and the state median is 138 kV.
Who owns the transmission lines at COLUMBUS DENOIS CREEK?
The 6 connected lines listed above are owned by DUKE ENERGY INDIANA, LLC. Line voltages range from 69 kV to 230 kV. Their combined recorded length is about 47.5 miles.
How do candidate sites near COLUMBUS DENOIS CREEK score?
The 8 highest-scoring candidate sites within about 25 miles range from 61 to 68 on the 0–100 DC Readiness scale. They fall in Bartholomew County, Bartholomew, Shelby County, Johnson 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
What voltage is COLUMBUS DENOIS CREEK substation?
COLUMBUS DENOIS CREEK has a maximum voltage of 230 kV. That places it in the 230–344 kV band. The median named US substation in this dataset is 115 kV, so COLUMBUS DENOIS CREEK is above the national midpoint.
How many transmission lines connect to COLUMBUS DENOIS CREEK substation?
6 transmission lines terminate at or pass through COLUMBUS DENOIS CREEK in the HIFLD line data. The connected lines listed here run at 230 kV, 69 kV. Together the listed lines cover about 47.5 miles.
Who owns COLUMBUS DENOIS CREEK substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at COLUMBUS DENOIS CREEK belong to DUKE ENERGY INDIANA, LLC. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is COLUMBUS DENOIS CREEK substation located?
COLUMBUS DENOIS CREEK is in Indiana at 39.1654, -85.9598. The datacenter candidate sites closest to it are in Bartholomew County, Bartholomew, Shelby County.
Are there datacenter candidate sites near COLUMBUS DENOIS CREEK substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of COLUMBUS DENOIS CREEK. The highest-scoring is COLUMBUS (345KV) at 68/100. Across Indiana, the average DC Readiness score is 54.
Other 230 kV substations in Indiana
- LAFAYETTE 230· 8 lines
- CARMEL 146TH ST· 6 lines
- KOKOMO HIGHLAND PARK· 5 lines
- NEW LONDON· 4 lines
- THORNTOWN· 4 lines
- VEEDERSBURG· 4 lines
- FRANKLIN· 3 lines
- KOKOMO WEBSTER STREET· 3 lines
- All named substations in Indiana· 306 stations
- Datacenter candidate sites in Indiana· 8,629 sites
- Brownfield and retired plant sites in Indiana
- Substations by state
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, “COLUMBUS DENOIS CREEK substation, Indiana”, https://gridcensus.com/substations/indiana/columbus-denois-creek-998533a3 (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 COLUMBUS DENOIS CREEK 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.