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4.8 MW Batteries (2 MW) + Solar Photovoltaic (3 MW) operating in Middlesex, MA — ISO New England Inc.
4.8 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
2022
Operating Since
Coordinates
42.5931, -71.1767
County
Middlesex, MA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Syncarpha Tewksbury, LLC | Syncarpha Tewksbury | — |
| Owner(s) | Syncarpha Tewksbury, LLC | — | — |
| Status | Operating | operating | — |
The Syncarpha Tewksbury Hybrid CSG is a 4.8 MW hybrid power plant located in Middlesex County, Massachusetts. The plant, which began operating in 2022, is owned and operated by Syncarpha Tewksbury, LLC. It combines solar photovoltaic generation with battery energy storage. The facility consists of two generators utilizing both solar and battery technologies. It ranks 77th out of 126 power plants in Massachusetts and 1001st nationally out of 1205 plants.
The plant's battery energy storage system (BESS) has a capacity of 4 MWh and a duration of 2 hours, utilizing lithium-ion battery chemistry (LIB). The solar photovoltaic array employs a fixed tilt tracking system. In its latest year of operation, the plant generated 4,212 MWh, achieving a capacity factor of 10.0%. The Syncarpha Tewksbury Hybrid CSG 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
166 MWh
Latest Month
4.2K MWh
Annual Generation
10.0%
Capacity Factor
Data from 2023–2024
$31.7/MWh
Energy Value
$4.0/MWh
Capacity Value
Point of Interconnection
Nearest Substation
Burtt Road Substation · 115 kV
Substation Distance
1.248 km
Operator
National Grid
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ISO-NE
LMP Node
LD.BURTT_RD13.2
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