HydroOperatingISO-NE

Silver Lake (VT)

Hydro power plant in Addison County, Vermont. 2.2 MW of nameplate capacity across 1 generator, operated by Green Mountain Power Corp.

Also known as Silver Lake Power Plant · EIA plant 3725

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SalisburySudbury SolarSouth Street - MiddleburyMiddlebury CollegeLower MiddleburyBeldensSilver Lake (VT)10 km
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6 plants within 20 km, from EIA coordinates.

Key facts

Capacity
2.2 MWNameplate
Generators
1 operatingEIA-860M, August 2026
Operating since
February 1917First generator online
Operator
Green Mountain Power CorpEIA operator ID 7601
Grid
ISO-NEBalancing authority ISNE
Price nodes
None linkedNo verified ISO node
Location
Addison County, VT43.8986, −73.0531
EIA plant ID
3725EIA plant page

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

How much power Silver Lake (VT) produces

Free · EIA-923

Net generation, 2025

5.25 GWh

5,246 MWh, final

Capacity factor, 2025

27.2%

2024: 23.6%

January to July 2026

Not reported

Provisional. 0 of 7 months reported

Range, 2015 to 2025

4.1–7.0

GWh a year. Low 2016, high 2019

Annual net generation, GWhCapacity factor below each year
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
20000Not reported12 of 12
20014,216Not reported12 of 12
20025,270Not reported12 of 12
20037,448Not reported12 of 12
20046,217Not reported12 of 12
20057,338Not reported12 of 12
20067,924Not reported12 of 12
20074,202Not reported12 of 12
20087,942Not reported12 of 12
20096,848Not reported12 of 12
20106,70734.8%12 of 12
20117,13437.0%12 of 12
20124,10721.3%12 of 12
20131,3737.1%12 of 12
20144,77124.8%12 of 12
20154,55823.7%12 of 12
20164,13721.4%12 of 12
20175,25927.3%12 of 12
20185,75629.9%12 of 12
20196,96236.1%12 of 12
20204,17421.6%12 of 12
20214,90925.5%12 of 12
20224,68024.3%12 of 12
20236,61734.3%12 of 12
20244,56823.6%12 of 12
20255,24627.2%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 Hydroelectric2.2February 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 Silver Lake (VT)

More plants operated by Green Mountain Power Corp

Questions about Silver Lake (VT)

How much power does Silver Lake (VT) produce?

Silver Lake (VT) reported 5,246 MWh (5.25 GWh) of net generation in 2025, a 27.2% capacity factor on 2.2 MW of nameplate capacity.

Where is Silver Lake (VT)?

Silver Lake (VT) is in Addison County, Vermont, at 43.8986, −73.0531. It is in the ISO New England Inc. balancing area (ISNE).

Who operates Silver Lake (VT)?

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 Silver Lake (VT) start operating?

Its first generator began operating in February 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)
  • Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)

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