4.7 MW Solar operating in Chittenden, VT — ISO New England Inc.
4.7 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2016
Operating Since
Coordinates
44.4655, -73.1032
County
Chittenden, VT
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Green Mountain Power Corp | Green Mountain Power | — |
| Owner(s) | GMP VT Solar LLC | GMP VT Solar LLC [100%] | — |
| Status | Operating | operating | — |
GEM identifies the owner as GMP VT Solar LLC [100%]
This entity is not yet in the GEM ownership database — chain unavailable.
GMP Solar - Williston is a 4.7 MW solar photovoltaic power plant located in Chittenden County, Vermont. The plant began operating in 2016 and has one generator. It is owned and operated by Green Mountain Power Corp. The plant utilizes fixed-tilt solar tracking technology.
The plant's primary fuel source is solar energy. In its most recent year of operation, GMP Solar - Williston generated 6,185 MWh of electricity, achieving a capacity factor of 15.0%. The plant is interconnected to the ISO New England Inc. balancing authority and operates within the NPCC NERC region. GMP Solar - Williston is ranked as the 10th largest solar plant in Vermont out of 52, and nationally it is ranked 3,213 out of 7,108.
Generated from EIA, GEM, and public data sources
NERC Region
NPCC
Balancing Authority
ISO New England Inc.
Grid Voltage
12.47 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
35 MWh
Latest Month
6.2K MWh
Annual Generation
15.0%
Capacity Factor
No financial data available for this plant.
Point of Interconnection
Nearest Substation
IBM Substation · 115 kV
Substation Distance
1.667 km
Operator
Vermont Electric Power Company
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ISO-NE
LMP Node
LD.IBM 115 K21 LD
Pricing Hub
.Z.VERMONT
Node Source
Curated node match
Green Mountain Power Corporation; Notice of Application Ready for Environmental Analysis and Soliciting Comments, Recommendations, Terms and Conditions, and Prescriptions
Green Mountain Power Corporation; Notice of Application Ready for Environmental Analysis and Soliciting Comments, Recommendations, Terms and Conditions, and Prescriptions
Last updated 2026-03-25
View all articles