WEST DUMMERSTON
SubstationVermont
At a glance
WEST DUMMERSTON is an electric transmission substation in Vermont. It is classified as unclassified and connects 0 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
No owner is recorded for the lines that connect here.
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of WEST DUMMERSTON, 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 |
|---|---|---|---|---|---|---|---|
| UNKNOWN132814 | Substation-Adjacent | VT | Windham County | 345 kV | 600 MW | 4.3 yrs | 63.8 |
| VERMONT YANKEE | Substation-Adjacent | VT | Franklin County | 345 kV | 600 MW | 4.3 yrs | 61.4 |
| NORTHFIELD | Substation-Adjacent | MA | Franklin County | 345 kV | 600 MW | 4.3 yrs | 60.7 |
| BEAR SWAMP | Substation-Adjacent | MA | Franklin County | 230 kV | 300 MW | 4.3 yrs | 58.8 |
| SCOBIE | Substation-Adjacent | NH | Cheshire County | 115 kV | 100 MW | 4.3 yrs | 58.1 |
| WESTPORT | Substation-Adjacent | NH | Cheshire County | 115 kV | 100 MW | 4.3 yrs | 57.8 |
| UNKNOWN135561 | Substation-Adjacent | VT | Windham County | 115 kV | 100 MW | 4.3 yrs | 57.5 |
| HARRIMAN | Substation-Adjacent | VT | Windham County | 115 kV | 100 MW | 4.3 yrs | 57.5 |
How do candidate sites near WEST DUMMERSTON score?
The 8 highest-scoring candidate sites within about 25 miles range from 58 to 64 on the 0–100 DC Readiness scale. They fall in Windham County, Franklin County, Cheshire County. The Vermont average across 758 scored sites is 54.3. 82 of those Vermont sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
How many transmission lines connect to WEST DUMMERSTON substation?
0 transmission lines terminate at or pass through WEST DUMMERSTON in the HIFLD line data.
Where is WEST DUMMERSTON substation located?
WEST DUMMERSTON is in Vermont at 42.9506, -72.6191. The datacenter candidate sites closest to it are in Windham County, Franklin County, Cheshire County.
Are there datacenter candidate sites near WEST DUMMERSTON substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of WEST DUMMERSTON. The highest-scoring is UNKNOWN132814 at 64/100. Across Vermont, the average DC Readiness score is 54.3.
More in Vermont
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, “WEST DUMMERSTON substation, Vermont”, https://gridcensus.com/substations/vermont/west-dummerston-248b523d (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 WEST DUMMERSTON substation, Vermont 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.