Salmon Falls — Plant Summary
- EIA Plant ID
- 50702
- Capacity
- 1.2 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- York, ME
- Operating Since
- 1986
- Generators
- 3
- Operator
- Green Mountain Power Corp
- Parent Company
- small shareholder(s)
- Annual Generation
- 2,558 MWh
- Capacity Factor
- 24.3%
- Balancing Authority
- ISO New England Inc.
- ISO/RTO
- ISONE
- NERC Region
- NPCC
Salmon Falls
OperatingHydro
Ranked #44 of 48 Hydro plants in ME#1364 of 1454 nationally
1.2 MW Hydro operating in York, ME — ISO New England Inc.
EIAWD
1.2 MW
Nameplate Capacity
3
Generators
units
Conventional Hydroelectric
Technology
1986
Operating Since
Location
Coordinates
43.2270, -70.8109
County
York, ME
Nearby Plants
- RollinsfordHydro1.4 MW · 1.2 km
- Somersworth Lower Great DamHydro1.3 MW · 3.6 km
- Turnkey Landfill Gas RecoveryLandfill Gas9.2 MW · 12.7 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
Salmon Falls is a 1.2 MW hydroelectric power plant located in York County, Maine. The plant began operating in 1986 and consists of three generators utilizing conventional hydroelectric technology. Green Mountain Power Corp is the listed operator, though ownership is attributed to small shareholder(s). The plant is located within the ISO New England Inc. balancing authority and the Northeast Power Coordinating Council (NPCC) NERC region.
In the most recent year with available data, Salmon Falls generated 2,558 MWh of electricity, achieving a capacity factor of 24.3%. The plant's installed cost was $14.06 per kW, according to FERC data. Salmon Falls is ranked as the 47th largest power plant in Maine out of 51, and 1380th nationally out of 1464 plants.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
NPCC
Balancing Authority
ISO New England Inc.
Grid Voltage
4.16 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
83 MWh
Latest Month
2.6K MWh
Annual Generation
24.3%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$3,173/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.MAINE
Node Source
OSM spatial match
Dover SubstationSubstation
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