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5 MW Hydro operating in Washington, VT
5 MW
Nameplate Capacity
1
Generators
unit
Conventional Hydroelectric
Technology
1927
Operating Since
Coordinates
44.3606, -72.3356
County
Washington, VT
Nearby Plants
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Request a demo →| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Green Mountain Power Corp | Green Mountain Power | — |
| Owner(s) | Green Mountain Power Corp | small shareholder(s) | — |
| Status | Operating | — | — |
Marshfield 6 is a 5 MW conventional hydroelectric power plant located in Washington County, Vermont. The plant began operating in 1927 and has one generator. It is owned by a group of small shareholders and operated by Green Mountain Power Corp. The plant's primary fuel source is water (WAT). Marshfield 6 is ranked as the 17th largest power plant in Vermont out of 46, and 896th nationally out of 1464 plants.
In the latest year with available data, Marshfield 6 generated 8,100 MWh of electricity, resulting in a capacity factor of 18.3%. The plant operates within the ISO New England Inc. balancing authority and the Northeast Power Coordinating Council (NPCC) NERC region. Financial data indicates an installed cost of $2,805.26 per kW, based on FERC filings.
Generated from EIA, GEM, and public data sources
ISO/RTO
ISO-NE
Market
ISO/RTO Member
NERC Region
NPCC — Northeast Power Coordinating Council
Balancing Authority
ISO New England Inc. (ISNE)
Grid Voltage
34.5 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility
1.4K MWh
Latest Month
8.1K MWh
Annual Generation
18.3%
Capacity Factor
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Request a demo →Hydroelectric · Green Mountain Power Corp · Data from 2015–2024
$7,071/kW
Installed Cost
$44783.0/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Point of Interconnection
Nearest Substation
Marshfield-6 Substation · 35 kV
Substation Distance
< 10 km
Operator
Green Mountain Power
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ISO-NE
LMP Node
—
Pricing Hub
.Z.VERMONT
Node Source
OSM spatial match
Substation identified. Node ID not yet resolved against ISO roster.
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