Silver Lake (VT) — Plant Summary
- EIA Plant ID
- 3725
- Capacity
- 2.2 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Addison, VT
- Operating Since
- 1917
- Generators
- 1
- Operator
- Green Mountain Power Corp
- Parent Company
- small shareholder(s)
- Annual Generation
- 4,568 MWh
- Capacity Factor
- 23.6%
- Balancing Authority
- ISO New England Inc.
- ISO/RTO
- ISONE
- NERC Region
- NPCC
Silver Lake (VT)
OperatingHydro
Ranked #30 of 45 Hydro plants in VT#1176 of 1454 nationally
2.2 MW Hydro operating in Addison, VT — ISO New England Inc.
EIAWD
2.2 MW
Nameplate Capacity
1
Generators
unit
Conventional Hydroelectric
Technology
1917
Operating Since
Location
Coordinates
43.9042, -73.0666
County
Addison, VT
Nearby Plants
- SalisburyHydro1.3 MW · 2.9 km
- South Street - MiddleburySolar5 MW · 12.6 km
- Sudbury SolarSolar2 MW · 12.8 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Green Mountain Power Corp | Green Mountain Power | — |
| Owner(s) | Green Mountain Power Corp | small shareholder(s) | — |
| Status | Operating | — | — |
Ownership Chain
About
The Silver Lake hydroelectric plant is located in Addison County, Vermont. It has a total capacity of 2.2 MW and began operating in 1917. The plant utilizes conventional hydroelectric technology and is fueled by water (WAT). It consists of a single generator. Green Mountain Power Corp is the listed operator, though ownership is attributed to small shareholder(s).
In the most recent year with available data, the plant generated 4,568 MWh, resulting in a capacity factor of 23.6%. The plant operates within the ISO New England Inc. balancing authority and the NPCC NERC region. Its installed cost was $1,408.79 per kW, according to FERC data. Silver Lake ranks as the 32nd largest power plant in Vermont out of 46, and 1190th nationally out of 1464.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
NPCC
Balancing Authority
ISO New England Inc.
Grid Voltage
46 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
596 MWh
Latest Month
4.6K MWh
Annual Generation
23.6%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$8,997/kW
Installed Cost
Green Mountain Power Corp
Reporting Utility
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
ISO-NE
LMP Node
—
Pricing Hub
.Z.VERMONT
Node Source
OSM spatial match
News & Articles (9)Beta
Regulatory·permitting
Green Mountain Power Corporation; Notice of Application Ready for Environmental Analysis and Soliciting Comments, Recommendations, Terms and Conditions, and Prescriptions
Federal Register (FERC)·1 weeks ago
Regulatory·permitting
Green Mountain Power Corporation; Notice of Application Ready for Environmental Analysis and Soliciting Comments, Recommendations, Terms and Conditions, and Prescriptions
Federal Register (FERC)·1 weeks ago
General
Green Mountain Power seeks to install up to 1,200 storage batteries in remote homes
The state's largest electric utility is asking state regulators to approve a new tariff for all its ratepayers that would fund a project to...
Vermont Public·9 months ago
General
Green Mountain Power seeks to install up to 1,200 storage batteries in remote homes
The state's largest electric utility is asking state regulators to approve a new tariff for all its ratepayers that would fund a project to...
Vermont Public·9 months ago
Last updated 2026-03-25
View all 9 articles