HydroOperatingISO-NE

West Danville 15

Hydro power plant in Caledonia County, Vermont. 1 MW of nameplate capacity across 1 generator, operated by Green Mountain Power Corp.

Also known as EIA plant 3743

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Marshfield 6East BarnetER Center Road Solar, LLCComerfordGolden SolarGreat Falls (VT)West Danville 1510 km
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6 plants within 18 km, from EIA coordinates.

Key facts

Capacity
1 MWNameplate
Generators
1 operatingEIA-860M, August 2026
Operating since
January 1917First generator online
Operator
Green Mountain Power CorpEIA operator ID 7601
Grid
ISO-NEBalancing authority ISNE
Price nodes
None linkedNo verified ISO node
Location
Caledonia County, VT44.4056, −72.1881
EIA plant ID
3743EIA plant page

Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.

How much power West Danville 15 produces

Free · EIA-923

Net generation, 2025

2.22 GWh

2,219 MWh, final

Capacity factor, 2025

25.3%

2024: 30.0%

January to July 2026

Not reported

Provisional. 0 of 7 months reported

Range, 2015 to 2025

0.9–4.5

GWh a year. Low 2018, high 2023

Annual net generation, GWhCapacity factor below each year
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
20004,001Not reported12 of 12
20011,984Not reported12 of 12
20023,625Not reported12 of 12
20033,869Not reported12 of 12
20042,675Not reported12 of 12
20053,545Not reported12 of 12
20064,116Not reported12 of 12
20072,410Not reported12 of 12
20083,189Not reported12 of 12
20092,742Not reported12 of 12
20105185.9%12 of 12
201100.0%12 of 12
20121,14813.1%12 of 12
201300.0%12 of 12
20141,14213.0%12 of 12
20152,31126.4%12 of 12
20162,57829.3%12 of 12
20173,15136.0%12 of 12
201894810.8%12 of 12
20193,65141.7%12 of 12
20203,34038.0%12 of 12
20212,26825.9%12 of 12
20222,63130.0%12 of 12
20234,45350.8%12 of 12
20242,63730.0%12 of 12
20252,21925.3%12 of 12
2026 (provisional, partial year)Not reportedNot reported0 of 7

* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.

Power prices and basis

Free account

No verified ISO price node is linked to this plant, or its price history could not load.

Emissions

Free · EPA CAMPD

No EPA emissions units are linked to this plant.

Water use

Free · EIA-923 cooling, USGS

No EIA cooling-water record for this plant in 2024. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.

Generators

Free · EIA-860M
GeneratorTechnologyNameplate MWOnline since
1Conventional Hydroelectric1.0January 1917

Ownership and offtake

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Ownership and offtake are part of Pro

Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Green Mountain Power Corp as the operator, which is not always the owner.

Modeled data

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Power plants near West Danville 15

More plants operated by Green Mountain Power Corp

Questions about West Danville 15

How much power does West Danville 15 produce?

West Danville 15 reported 2,219 MWh (2.22 GWh) of net generation in 2025, a 25.3% capacity factor on 1 MW of nameplate capacity.

Where is West Danville 15?

West Danville 15 is in Caledonia County, Vermont, at 44.4056, −72.1881. It is in the ISO New England Inc. balancing area (ISNE).

Who operates West Danville 15?

EIA-860M for August 2026 lists Green Mountain Power Corp as the operator (EIA operator ID 7601). The operator is not always the owner.

When did West Danville 15 start operating?

Its first generator began operating in January 1917, according to EIA-860M.

Sources

  • EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
  • EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)

Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page