AQUIA HARBOR
SubstationVirginia · VIRGINIA ELECTRIC & POWER CO
At a glance
AQUIA HARBOR is an electric transmission substation in Virginia, on VIRGINIA ELECTRIC & POWER CO's transmission network. It is classified as high-voltage (230 kv) and connects 4 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 |
|---|---|---|---|---|
| #108948 | 230 kV | VIRGINIA ELECTRIC & POWER CO | IN SERVICE | 0.4 mi |
| #138863 | 230 kV | VIRGINIA ELECTRIC & POWER CO | IN SERVICE | 3.7 mi |
| #132153 | — | VIRGINIA ELECTRIC & POWER CO | — | 5.6 mi |
| #140061 | — | VIRGINIA ELECTRIC & POWER CO | — | 5.6 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of AQUIA HARBOR, 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 |
|---|---|---|---|---|---|---|---|
| CLIFTON | Substation-Adjacent | VA | Manassas Park city | 500 kV | 1,000 MW | 5.1 yrs | 69.6 |
| OX | Substation-Adjacent | VA | Fairfax County | 500 kV | 1,000 MW | 5.1 yrs | 69.0 |
| BRISTERS | Substation-Adjacent | VA | Prince William County | 500 kV | 1,000 MW | 5.1 yrs | 68.8 |
| UNKNOWN116662 | Substation-Adjacent | VA | Stafford County | 500 kV | 1,000 MW | 5.1 yrs | 68.5 |
| UNKNOWN116661 | Substation-Adjacent | VA | Stafford County | 230 kV | 300 MW | 5.1 yrs | 68.4 |
| MORRISVILLE | Substation-Adjacent | VA | Culpeper County | 500 kV | 1,000 MW | 5.1 yrs | 67.2 |
| CANNON BRANCH | Substation-Adjacent | VA | Manassas city | 230 kV | 300 MW | 5.1 yrs | 67.1 |
| CLOVER HILL | Substation-Adjacent | VA | Prince William County | 230 kV | 300 MW | 5.1 yrs | 66.8 |
How does AQUIA HARBOR compare with other substations in Virginia?
Virginia has 1,382 substation records in HIFLD, of which 529 carry a station name; the rest are unnamed tap points, risers and line ends. 173 named substations in the state are in AQUIA HARBOR's 230–344 kV band (33% of named stations). 39 sit in a higher band. 39 named substations in Virginia 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 AQUIA HARBOR?
The 4 connected lines listed above are owned by VIRGINIA ELECTRIC & POWER CO. Line voltages range from 230 kV to 230 kV. Their combined recorded length is about 15.4 miles.
How do candidate sites near AQUIA HARBOR score?
The 8 highest-scoring candidate sites within about 25 miles range from 67 to 70 on the 0–100 DC Readiness scale. They fall in Manassas Park city, Fairfax County, Prince William County, Stafford County. 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 AQUIA HARBOR substation?
AQUIA HARBOR 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 AQUIA HARBOR is above the national midpoint.
How many transmission lines connect to AQUIA HARBOR substation?
4 transmission lines terminate at or pass through AQUIA HARBOR in the HIFLD line data. The connected lines listed here run at 230 kV. Together the listed lines cover about 15.4 miles.
Who owns AQUIA HARBOR substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at AQUIA HARBOR belong to VIRGINIA ELECTRIC & POWER CO. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is AQUIA HARBOR substation located?
AQUIA HARBOR is in Virginia at 38.4512, -77.3877. The datacenter candidate sites closest to it are in Manassas Park city, Fairfax County, Prince William County.
Are there datacenter candidate sites near AQUIA HARBOR substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of AQUIA HARBOR. The highest-scoring is CLIFTON at 70/100. Across Virginia, the average DC Readiness score is 52.6.
Other 230 kV substations in Virginia
- CHESTERFIELD· 14 lines
- CHESTERFIELD· 14 lines
- YORKTOWN· 11 lines
- CHESAPEAKE ENERGY CENTER· 10 lines
- HARRISONBURG· 10 lines
- LANEXA· 10 lines
- BASIN· 9 lines
- GREENWICH· 9 lines
- All named substations in Virginia· 529 stations
- Datacenter candidate sites in Virginia· 5,871 sites
- Brownfield and retired plant sites in Virginia
- 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, “AQUIA HARBOR substation, Virginia”, https://gridcensus.com/substations/virginia/aquia-harbor-4d731897 (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 AQUIA HARBOR 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.