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3.8 MW Batteries (1 MW) + Solar Photovoltaic (3 MW) operating in Franklin, MA — ISO New England Inc.
3.8 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
2021
Operating Since
Coordinates
42.5874, -72.5571
County
Franklin, MA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Kearsarge Montague BD LLC | Kearsarge Montague BD | — |
| Owner(s) | Kearsarge Montague BD LLC | — | — |
| Status | Operating | operating | — |
Kearsarge Montague BD(CSG) is a hybrid power plant located in Franklin County, Massachusetts. The facility, owned and operated by Kearsarge Montague BD LLC, began operation in 2021. It has a total capacity of 3.8 MW, derived from solar photovoltaic and battery storage technologies. The plant utilizes fixed-tilt solar tracking. The battery energy storage system (BESS) has a capacity of 5.1 MWh and a duration of 3.92 hours, employing lithium-ion battery chemistry (LIB).
The plant's primary fuel source is listed as MWH, reflecting its reliance on solar energy and battery storage. In its most recent year of operation, Kearsarge Montague BD(CSG) generated 3,361 MWh, resulting in a capacity factor of 10.1%. The plant operates within the ISO New England Inc. balancing authority and the NPCC NERC region. Kearsarge Montague BD(CSG) is ranked as the 89th largest power plant in Massachusetts out of 126, and 1040th nationally out of 1205. The facility comprises 2 generators.
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
130 MWh
Latest Month
3.4K MWh
Annual Generation
10.1%
Capacity Factor
Data from 2022–2024
$30.4/MWh
Energy Value
$3.1/MWh
Capacity Value
Point of Interconnection
Nearest Substation
Montague/Cabot Substation · 115 kV
Substation Distance
< 10 km
Operator
Eversource
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ISO-NE
LMP Node
—
Pricing Hub
.H.INTERNAL_HUB
Node Source
Shared substation inference
Substation identified. Node ID not yet resolved against ISO roster.
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ISO New England Inc. (ISNE)
Grid Voltage
13.8 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP