40 MW Wind operating in Caledonia, VT — ISO New England Inc.
40 MW
Nameplate Capacity
1
Generators
unit
Onshore Wind Turbine
Technology
2011
Operating Since
Coordinates
44.6760, -72.1013
County
Caledonia, VT
Nearby Plants
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 [100%] | — |
| Owner(s) | Evergreen Wind, LLC | TerraForm Power Operating LLC [100%] | — |
| Status | Operating | operating | — |
GEM identifies the owner as TerraForm Power Operating LLC [100%]
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
NERC Region
NPCC
Balancing Authority
ISO New England Inc.
Grid Voltage
115 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
7.2K MWh
Latest Month
68.1K MWh
Annual Generation
19.4%
Capacity Factor
No financial data available for this plant.
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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