Electric Substations in Vermont
131 named substations in Vermont, with the highest-voltage facilities listed first. Each substation profile shows voltage class, connected transmission lines, and the datacenter candidate sites closest to it.
At a glance
How is Vermont's substation network split by voltage?
By maximum voltage, the named substations break down as 5 at 345–499 kV; 1 at 230–344 kV; 30 at 115–229 kV; 5 at 69–114 kV; 60 below 69 kV; 30 withvoltage not recorded. 4% of Vermont's named substations operate at 345 kV or above, against 8% across all 16,654 named US substations. The state median of 46 kV is below the national median of 115 kV.
How does Vermont compare with other states?
Vermont ranks 33rd of 50 states and DC by number of named substations and 43rd by named substations at 345 kV or above. It also has 758 scored datacenter candidate sites with an average DC Readiness score of 54.3 (national average 53), and an average power sub-score of 33 against 37.4 nationally. Most of those sites (742) are in the ISO-NE market.
Which substations in Vermont have the highest voltage?
| Substation | Max voltage | Connected lines | Line owner |
|---|---|---|---|
| COOLIDGE | 345 kV | 5 | VERMONT ELECTRIC POWER CO |
| NEW HAVEN | 345 kV | 6 | GREEN MOUNTAIN POWER CORP |
| VERMONT YANKEE | 345 kV | 3 | GREEN MOUNTAIN POWER CORP |
| VERNON VT | 345 kV | 7 | GREEN MOUNTAIN POWER CORP |
| WEST RUTLAND | 345 kV | 5 | GREEN MOUNTAIN POWER CORP |
| GRANITE | 230 kV | 3 | VERMONT ELECTRIC POWER CO |
| ASCUTNEY | 115 kV | 5 | GREEN MOUNTAIN POWER CORP |
| ASCUTNEY | 115 kV | 2 | GREEN MOUNTAIN POWER CORP |
| BARRE | 115 kV | 3 | GREEN MOUNTAIN POWER CORP |
| BARRE | 115 kV | 3 | GREEN MOUNTAIN POWER CORP |
| BLISSVILLE | 115 kV | 4 | VERMONT ELECTRIC POWER CO |
| CHARLOTTE | 115 kV | 2 | GREEN MOUNTAIN POWER CORP |
| CHELSEA | 115 kV | 3 | VERMONT ELECTRIC POWER CO |
| COLD RIVER | 115 kV | 4 | VERMONT ELECTRIC POWER CO |
| EAST ARLINGTON | 115 kV | 3 | VERMONT ELECTRIC POWER CO |
| EAST AVENUE | 115 kV | 2 | VERMONT ELECTRIC POWER CO |
| EAST FAIRFAX | 115 kV | 3 | VERMONT ELECTRIC COOPERATIVE, INC. |
| ESSEX | 115 kV | 6 | VERMONT ELECTRIC POWER CO |
| GEORGIA SWITCHING STATION | 115 kV | 4 | VERMONT ELECTRIC POWER CO |
| HARRIMAN | 115 kV | 2 | GREEN MOUNTAIN POWER CORP |
| HARRIMAN | 115 kV | 6 | GREEN MOUNTAIN POWER CORP |
| IRASBURG | 115 kV | 4 | VERMONT ELECTRIC COOPERATIVE, INC. |
| JAY | 115 kV | 4 | VERMONT ELECTRIC COOPERATIVE, INC. |
| MIDDLEBURY | 115 kV | 4 | GREEN MOUNTAIN POWER CORP |
| NEWPORT | 115 kV | 4 | VERMONT ELECTRIC COOPERATIVE, INC. |
| NORTH RUTLAND | 115 kV | 5 | VERMONT ELECTRIC POWER CO |
| QUEEN CITY | 115 kV | 4 | GREEN MOUNTAIN POWER CORP |
| SAND BAR | 115 kV | 3 | VERMONT ELECTRIC POWER CO |
| ST JOHNSBURY | 115 kV | 3 | PUBLIC SERVICE CO OF NH |
| VELCO HIGHGATE | 115 kV | 4 | VERMONT ELECTRIC COOPERATIVE, INC. |
| WHITE RIVER | 115 kV | 3 | VERMONT ELECTRIC POWER CO |
| WILDER | 115 kV | 3 | VERMONT ELECTRIC POWER CO |
| WILLISTON | 115 kV | 3 | GREEN MOUNTAIN POWER CORP |
| WILLISTON | 115 kV | 3 | VERMONT ELECTRIC POWER CO |
| WILMINGTON | 115 kV | 2 | VERMONT ELECTRIC POWER CO |
| WINDSOR | 115 kV | 3 | VERMONT ELECTRIC POWER CO |
| DOVER | 69 kV | 1 | VERMONT ELECTRIC POWER CO |
| NORTH BATTLEBORO | 69 kV | 2 | VERMONT ELECTRIC POWER CO |
| PUTNEY GMP | 69 kV | 1 | VERMONT ELECTRIC POWER CO |
| SEARSBURG | 69 kV | 2 | VERMONT ELECTRIC POWER CO |
| VERNON | 69 kV | 5 | VERMONT ELECTRIC POWER CO |
| ARLINGTON | 46 kV | 1 | VERMONT ELECTRIC POWER CO |
| BETHEL | 46 kV | 3 | VERMONT ELECTRIC POWER CO |
| BRISTOL - HEWITT ROAD | 46 kV | 1 | — |
| BROMLEY | 46 kV | 1 | VERMONT ELECTRIC POWER CO |
| BROWNSVILLE | 46 kV | 1 | VERMONT ELECTRIC POWER CO |
| CASTLETON | 46 kV | 1 | GREEN MOUNTAIN POWER CORP |
| CAVENDISH | 46 kV | 3 | VERMONT ELECTRIC POWER CO |
| CHARLESTON | 46 kV | 2 | VERMONT ELECTRIC COOPERATIVE, INC. |
| CHESTER | 46 kV | 1 | VERMONT ELECTRIC POWER CO |
| EAST RUTLAND | 46 kV | 1 | VERMONT ELECTRIC POWER CO |
| GENERAL ELECTRIC | 46 kV | 1 | GREEN MOUNTAIN POWER CORP |
| HYDEVILLE | 46 kV | 2 | VERMONT ELECTRIC POWER CO |
| JAMAICA | 46 kV | 1 | GREEN MOUNTAIN POWER CORP |
| LONDONDERRY | 46 kV | 1 | VERMONT ELECTRIC POWER CO |
| LUDLOW ROUTE 103 | 46 kV | 2 | VERMONT ELECTRIC POWER CO |
| MANCHESTER | 46 kV | 3 | VERMONT ELECTRIC POWER CO |
| MOUNT HOLLY | 46 kV | 2 | VERMONT ELECTRIC POWER CO |
| NEWBURY | 46 kV | 1 | GREEN MOUNTAIN POWER CORP |
| NO TROY | 46 kV | 2 | VERMONT ELECTRIC COOPERATIVE, INC. |
Every named substation in Vermont
All 131 named substations, grouped by voltage band.
345–499 kV · 5
230–344 kV · 1
115–229 kV · 30
69–114 kV · 5
below 69 kV · 60
- ARLINGTON
- BETHEL
- BRISTOL - HEWITT ROAD
- BROMLEY
- BROWNSVILLE
- CASTLETON
- CAVENDISH
- CHARLESTON
- CHESTER
- EAST RUTLAND
- GENERAL ELECTRIC
- HYDEVILLE
- JAMAICA
- LONDONDERRY
- LUDLOW ROUTE 103
- MANCHESTER
- MOUNT HOLLY
- NEWBURY
- NO TROY
- NORTH SPRINGFIELD
- OLD LUDLOW
- PLEASANT STREET
- POWNAL
- RANDOLF CENTER
- RAWSONVILLE
- RIVERSIDE
- ROCHESTER
- RUTLAND WEST
- SHERBURNE
- SILVER LAKE
- SOUTH BENNINGTON
- SOUTH RUTLAND
- SOUTH STREET
- STOCKBRIDGE
- STRATTON
- TAFTSVILLE
- VEC JAY
- WALLINGFORD
- WELLS RIVER
- WEYBRIDGE
- WOODFORD ROAD
- BARRE CITY
- COLLEGE
- EDEN
- ESSEX HILLTOP
- GEORGIA
- IRASVILLE
- JOHNSON
- MARSHFIELD PLANT 6
- MISS PAPER
- MONTPELIER
- NORTHFIELD
- SAND ROAD
- VEC UNDERHILL
- WEBSTERVILLE
- WEC
- WEC
- WEC 3
- WEC 4
- WOLCOTT
voltage not recorded · 30
- ASCUTNEY
- BURKE MOUNTAIN
- DORSET
- EAST BERKSHIRE
- ENOSBURG
- FAIRFAX FALLS
- HIGHGATE
- IBM
- LEICESTER JUNCTION
- LITTLE RIVER
- LYON STREET
- MENTON
- MILL STREET
- MILTON
- OTTER VALLEY
- PAWLET
- PIERCE MILLS
- PITTSFORD ALLIED
- PLAINFIELD
- PLEASANT VALLEY
- POULTNEY
- PROCTOR
- SHELDON SPRINGS HYDRO ELECTRIC
- SOUTH SHAFTBURY
- THETFORD
- TOWN LINE
- VEC MONTGOMERY
- VERNON
- WATERFORD
- WEST DUMMERSTON
Frequently asked questions
How many electric substations are in Vermont?
HIFLD records 317 substations in Vermont, of which 131 carry a station name. That is the 33rd-most named substations of any state in the dataset.
What is the highest-voltage substation in Vermont?
5 named substations in Vermont share the top voltage of 345 kV, including COOLIDGE, NEW HAVEN, VERMONT YANKEE.
Which substation in Vermont connects the most transmission lines?
VERNON VT has the most connected transmission lines of the named substations listed here, with 7 at up to 345 kV.
How many substations in Vermont are 345 kV or higher?
5 of 131 named substations (4%) operate at 345 kV or above, compared with 8% nationally. Vermont ranks 43rd of 50 states and DC for named substations at that level.
How many datacenter candidate sites in Vermont are at substations?
82 of the 758 scored candidate sites in Vermont are substation sites — locations generated at an existing substation. Scored sites across Vermont average 54.3 on the 0–100 DC Readiness scale, against 53 nationally.
Looking for a specific record? The directory lists every substation in Vermont, A to Z.
More on Vermont, and states with similar counts
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, “Electric substations in Vermont”, https://gridcensus.com/substations/vermont (data as of June 29, 2026).
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
Every site and score for substations in 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.