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40 MW Wind operating in Caledonia, VT
40 MW
Nameplate Capacity
1
Generators
unit
Onshore Wind Turbine
Technology
2011
Operating Since
Coordinates
44.6760, -72.1013
County
Caledonia, VT
Nearby Plants
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Request a demo →Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Evergreen Wind, LLC | TerraForm Power Operating LLC | — |
| Owner(s) | Evergreen Wind, LLC | TerraForm Power Operating LLC | — |
| Status | Operating | operating | — |
GEM identifies the owner as TerraForm Power Operating LLC
This entity is not yet in the GEM ownership database — chain unavailable.
Sheffield Wind is a 40 MW wind power plant located in Caledonia County, Vermont. The plant began operating in 2011 and is owned and operated by Evergreen Wind, LLC. It utilizes a single generator consisting of onshore wind turbines. The facility ranks as the second-largest of five wind plants in Vermont, and 978th out of 1424 nationally.
The plant's wind turbines have a hub height of 80 meters and a rotor diameter of 93 meters. The turbines were manufactured by Clipper, model C93. In its most recent year of operation, Sheffield Wind generated 68,117 MWh of electricity, resulting in a capacity factor of 19.4%. The plant operates within the ISO New England Inc. balancing authority and the Northeast Power Coordinating Council (NPCC) NERC region.
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
115.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
7.2K MWh
Latest Month
68.1K MWh
Annual Generation
19.4%
Capacity Factor
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$1,895/kW
Est. Construction Cost
Total estimated cost: $75.8M
Point of Interconnection
Nearest Substation
Sheffield Substation · 115 kV
Substation Distance
< 10 km
Operator
Vermont Electric Power Company
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ISO-NE
LMP Node
12530_:_UN.SHEFIELD34.5SHEF
Pricing Hub
.Z.VERMONT
Node Source
EIA-860 direct report
Last updated 2026-03-26
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