TAP147949
SubstationVirginia · VIRGINIA ELECTRIC & POWER CO
At a glance
TAP147949 is an electric transmission substation in Virginia, on VIRGINIA ELECTRIC & POWER CO's transmission network. It is classified as sub-transmission (115 kv) and connects 2 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 |
|---|---|---|---|---|
| #115239 | 115 kV | VIRGINIA ELECTRIC & POWER CO | IN SERVICE | 4.6 mi |
| #168342 | 115 kV | VIRGINIA ELECTRIC & POWER CO | IN SERVICE | 9.3 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TAP147949, 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 |
|---|---|---|---|---|---|---|---|
| CHESAPEAKE ENERGY CENTER | Substation-Adjacent | VA | Chesapeake city | 230 kV | 300 MW | 5.1 yrs | 69.7 |
| YADKIN | Substation-Adjacent | VA | Chesapeake city | 500 kV | 1,000 MW | 5.1 yrs | 69.4 |
| YORKTOWN | Substation-Adjacent | VA | York County | 230 kV | 300 MW | 5.1 yrs | 66.8 |
| INDUSTRIAL PARK | Substation-Adjacent | VA | Norfolk city | 230 kV | 300 MW | 5.1 yrs | 66.8 |
| REEVES AVE | Substation-Adjacent | VA | Portsmouth city | 230 kV | 300 MW | 5.1 yrs | 66.5 |
| UNKNOWN115111 | Substation-Adjacent | VA | Portsmouth city | 230 kV | 300 MW | 5.1 yrs | 66.3 |
| OZ Norfolk | Greenfield | VA | Norfolk | — | — | 5.1 yrs | 66.0 |
| OZ Norfolk | Greenfield | VA | Norfolk | — | — | 5.1 yrs | 65.7 |
Who owns the transmission lines at TAP147949?
The 2 connected lines listed above are owned by VIRGINIA ELECTRIC & POWER CO. Line voltages range from 115 kV to 115 kV. Their combined recorded length is about 13.9 miles.
How do candidate sites near TAP147949 score?
The 8 highest-scoring candidate sites within about 25 miles range from 66 to 70 on the 0–100 DC Readiness scale. They fall in Chesapeake city, York County, Norfolk city, Portsmouth city. 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
What voltage is TAP147949 substation?
TAP147949 has a maximum voltage of 115 kV. That places it in the 115–229 kV band. The median named US substation in this dataset is 115 kV, so TAP147949 is at the national midpoint.
How many transmission lines connect to TAP147949 substation?
2 transmission lines terminate at or pass through TAP147949 in the HIFLD line data. The connected lines listed here run at 115 kV. Together the listed lines cover about 13.9 miles.
Who owns TAP147949 substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at TAP147949 belong to VIRGINIA ELECTRIC & POWER CO. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is TAP147949 substation located?
TAP147949 is in Virginia at 37.1514, -76.4737. The datacenter candidate sites closest to it are in Chesapeake city, York County, Norfolk city.
Are there datacenter candidate sites near TAP147949 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP147949. The highest-scoring is CHESAPEAKE ENERGY CENTER at 70/100. 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, “TAP147949 substation, Virginia”, https://gridcensus.com/substations/virginia/tap147949-c38d002b (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 TAP147949 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.