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4.9 MW Batteries (2 MW) + Solar Photovoltaic (3 MW) operating in Essex, MA — ISO New England Inc.
4.9 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
2019
Operating Since
Coordinates
42.8373, -70.9383
County
Essex, MA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Kearsarge Amesbury LLC | Kearsarge Amesbury | — |
| Owner(s) | Kearsarge Amesbury LLC | — | — |
| Status | Operating | operating | — |
Kearsarge Amesbury Hybrid is a 4.9 MW hybrid power plant located in Essex County, Massachusetts. The plant, which came online in 2019, is owned and operated by Kearsarge Amesbury LLC. The facility combines solar photovoltaic generation with battery energy storage, using "MWH" as its primary fuel type. The plant consists of two generators utilizing both solar and battery technologies. The battery energy storage system (BESS) has a capacity of 3.8 MWh and a duration of 2.37 hours, employing lithium-ion battery chemistry (LIB). The solar array uses a fixed-tilt tracking system.
The plant operates within the ISO New England Inc. balancing authority and the Northeast Power Coordinating Council (NPCC) NERC region. In its latest year of operation, the plant generated 5385 MWh, resulting in a capacity factor of 12.5%. Kearsarge Amesbury Hybrid ranks as the 74th largest plant out of 126 in Massachusetts, and 995th out of 1205 nationally.
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
218 MWh
Latest Month
5.4K MWh
Annual Generation
12.5%
Capacity Factor
Data from 2020–2024
$31.3/MWh
Energy Value
$4.1/MWh
Capacity Value
Point of Interconnection
Nearest Substation
National Grid
Substation Distance
2.808 km
Operator
National Grid
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ISO-NE
LMP Node
LD.W_AMESBY13.2
Pricing Hub
.H.INTERNAL_HUB
Location Type
NETWORK NODE
Node Source
Curated node match
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ISO New England Inc. (ISNE)
Grid Voltage
13.2 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP