TAP147345
SubstationVirginia · APPALACHIAN POWER CO
At a glance
TAP147345 is an electric transmission substation in Virginia, on APPALACHIAN POWER CO'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 |
|---|---|---|---|---|
| #106719 | — | APPALACHIAN POWER CO | IN SERVICE | 2.4 mi |
| #107541 | — | APPALACHIAN POWER CO | IN SERVICE | 0.5 mi |
| #137672 | — | APPALACHIAN POWER CO | IN SERVICE | 0.0 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TAP147345, 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 |
|---|---|---|---|---|---|---|---|
| CLOVERDALE 765KV | Substation-Adjacent | VA | Roanoke city | 765 kV | 1,000 MW | 5.1 yrs | 65.8 |
| MATT FUNK | Substation-Adjacent | VA | Roanoke County | 345 kV | 600 MW | 5.1 yrs | 62.6 |
| Salem VA Medical Center Solar | Brownfield | VA | Salem | — | 2 MW | 5.1 yrs | 62.0 |
| OZ Roanoke | Greenfield | VA | Roanoke | — | — | 5.1 yrs | 60.9 |
| OZ Roanoke | Greenfield | VA | Roanoke | — | — | 5.1 yrs | 59.9 |
| OZ Roanoke | Greenfield | VA | Roanoke | — | — | 5.1 yrs | 59.6 |
| OZ Roanoke | Greenfield | VA | Roanoke | — | — | 5.1 yrs | 58.8 |
| OZ Salem | Greenfield | VA | Salem | — | — | 5.1 yrs | 57.9 |
Who owns the transmission lines at TAP147345?
The 3 connected lines listed above are owned by APPALACHIAN POWER CO. Their combined recorded length is about 2.9 miles.
How do candidate sites near TAP147345 score?
The 8 highest-scoring candidate sites within about 25 miles range from 58 to 66 on the 0–100 DC Readiness scale. They fall in Roanoke city, Roanoke County, Salem, Roanoke. The Virginia average across 5,871 scored sites is 52.6. 733 of those Virginia sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
How many transmission lines connect to TAP147345 substation?
3 transmission lines terminate at or pass through TAP147345 in the HIFLD line data. Together the listed lines cover about 2.9 miles.
Who owns TAP147345 substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at TAP147345 belong to APPALACHIAN POWER CO. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is TAP147345 substation located?
TAP147345 is in Virginia at 37.3161, -79.9284. The datacenter candidate sites closest to it are in Roanoke city, Roanoke County, Salem.
Are there datacenter candidate sites near TAP147345 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP147345. The highest-scoring is CLOVERDALE 765KV at 66/100. Across Virginia, the average DC Readiness score is 52.6.
More in Virginia
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, “TAP147345 substation, Virginia”, https://gridcensus.com/substations/virginia/tap147345-f1fb1031 (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 TAP147345 substation, Virginia 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.