TAP171329
SubstationOhio · CITY OF HAMILTON - (OH)
At a glance
TAP171329 is an electric transmission substation in Ohio, on CITY OF HAMILTON - (OH)'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 |
|---|---|---|---|---|
| #173637 | — | CITY OF HAMILTON - (OH) | IN SERVICE | 1.3 mi |
| #173640 | — | CITY OF HAMILTON - (OH) | IN SERVICE | 4.3 mi |
| #173641 | — | CITY OF HAMILTON - (OH) | IN SERVICE | 1.1 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TAP171329, 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 |
|---|---|---|---|---|---|---|---|
| MIAMI | Substation-Adjacent | OH | Dearborn County | 345 kV | 600 MW | 5.2 yrs | 69.3 |
| UNKNOWN113763 | Substation-Adjacent | OH | Hamilton County | 345 kV | 600 MW | 5.2 yrs | 69.0 |
| UNKNOWN113672 | Substation-Adjacent | OH | Hamilton County | 345 kV | 600 MW | 5.2 yrs | 68.0 |
| UNKNOWN113618 | Substation-Adjacent | OH | Hamilton County | 345 kV | 600 MW | 5.2 yrs | 68.0 |
| PORT UNION SUBSTATION | Substation-Adjacent | OH | Butler County | 345 kV | 600 MW | 5.2 yrs | 67.7 |
| TAP137572 | Substation-Adjacent | OH | Warren County | 345 kV | 600 MW | 5.2 yrs | 67.6 |
| FOSTER | Substation-Adjacent | OH | Warren County | 345 kV | 600 MW | 5.2 yrs | 67.6 |
| UNKNOWN113020 | Substation-Adjacent | OH | Warren County | 345 kV | 600 MW | 5.2 yrs | 67.5 |
Who owns the transmission lines at TAP171329?
The 3 connected lines listed above are owned by CITY OF HAMILTON - (OH). Their combined recorded length is about 6.7 miles.
How do candidate sites near TAP171329 score?
The 8 highest-scoring candidate sites within about 25 miles range from 68 to 69 on the 0–100 DC Readiness scale. They fall in Dearborn County, Hamilton County, Butler County, Warren County. The Ohio average across 3,933 scored sites is 54.8. 835 of those Ohio sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
How many transmission lines connect to TAP171329 substation?
3 transmission lines terminate at or pass through TAP171329 in the HIFLD line data. Together the listed lines cover about 6.7 miles.
Who owns TAP171329 substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at TAP171329 belong to CITY OF HAMILTON - (OH). GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is TAP171329 substation located?
TAP171329 is in Ohio at 39.4989, -84.5338. The datacenter candidate sites closest to it are in Dearborn County, Hamilton County, Butler County.
Are there datacenter candidate sites near TAP171329 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP171329. The highest-scoring is MIAMI at 69/100. Across Ohio, the average DC Readiness score is 54.8.
More in Ohio
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, “TAP171329 substation, Ohio”, https://gridcensus.com/substations/ohio/tap171329-1fa2684b (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 TAP171329 substation, Ohio 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.