OTTER RIVER
SubstationVirginia
At a glance
OTTER RIVER is an electric transmission substation in Virginia. It is classified as sub-transmission (115 kv) and connects 1 transmission line. 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
No owner is recorded for the lines that connect here.
Connected transmission lines
Lines terminating at or passing through this substation, by HIFLD line ID, highest voltage first.
| Line ID | Voltage | Owner | Status | Length |
|---|---|---|---|---|
| #107291 | 115 kV | — | IN SERVICE | 2.5 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of OTTER RIVER, 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 |
|---|---|---|---|---|---|---|---|
| JOSHUA FALLS | Substation-Adjacent | VA | Lynchburg city | 765 kV | 1,000 MW | 5.1 yrs | 67.1 |
| OZ Lynchburg | Greenfield | VA | Lynchburg | — | — | 5.1 yrs | 62.4 |
| HALIFAX | Substation-Adjacent | VA | Halifax County | 230 kV | 300 MW | 5.1 yrs | 60.9 |
| Greenfield (CLOVERDALE 765KV - JOSHUA FALL) | Greenfield | VA | Lynchburg city | 765 kV | 1,000 MW | 5.1 yrs | 60.7 |
| PEAKSVIEW | Substation-Adjacent | VA | Lynchburg city | 138 kV | 100 MW | 5.1 yrs | 59.5 |
| OZ Campbell | Greenfield | VA | Campbell | — | — | 5.1 yrs | 59.2 |
| UNKNOWN121386 | Substation-Adjacent | VA | Lynchburg city | 138 kV | 100 MW | 5.1 yrs | 58.8 |
| SOUTH LYNCHBURG | Substation-Adjacent | VA | Lynchburg city | 138 kV | 100 MW | 5.1 yrs | 58.8 |
How does OTTER RIVER 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. 238 named substations in the state are in OTTER RIVER's 115–229 kV band (45% of named stations). 212 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.
How do candidate sites near OTTER RIVER score?
The 8 highest-scoring candidate sites within about 25 miles range from 59 to 67 on the 0–100 DC Readiness scale. They fall in Lynchburg city, Lynchburg, Halifax County, Campbell. 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 OTTER RIVER substation?
OTTER RIVER 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 OTTER RIVER is at the national midpoint.
How many transmission lines connect to OTTER RIVER substation?
1 transmission line terminate at or pass through OTTER RIVER in the HIFLD line data. The connected lines listed here run at 115 kV. Together the listed lines cover about 2.5 miles.
Where is OTTER RIVER substation located?
OTTER RIVER is in Virginia at 37.0542, -79.2531. The datacenter candidate sites closest to it are in Lynchburg city, Lynchburg, Halifax County.
Are there datacenter candidate sites near OTTER RIVER substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of OTTER RIVER. The highest-scoring is JOSHUA FALLS at 67/100. Across Virginia, the average DC Readiness score is 52.6.
Other 115 kV substations in Virginia
- CHASE CITY· 7 lines
- KERR DAM· 7 lines
- HARRISON· 6 lines
- ST JOHNS DP· 6 lines
- ACCA· 5 lines
- BALCONY FALLS· 5 lines
- DAVIS· 5 lines
- ST. JOHNS· 5 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, “OTTER RIVER substation, Virginia”, https://gridcensus.com/substations/virginia/otter-river-1891905d (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 OTTER RIVER 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.