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5 MW BESS operating in Middlesex, MA — ISO New England Inc.
5 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2025
Operating Since
Coordinates
42.4950, -71.0506
County
Middlesex, MA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Wakefield MA BESS 1 LLC | — | — |
| Owner(s) | Wakefield MA BESS 1 LLC | — | — |
| Status | Operating | — | — |
Wakefield MA BESS 1 is a 5 MW battery energy storage system located in Middlesex County, Massachusetts. The plant began operating in 2025 and has one generator. The primary fuel is listed as MWH, indicating that it draws power from the grid to charge its batteries. The facility is owned and operated by Wakefield MA BESS 1 LLC.
The plant's batteries have a duration of 0.48 hours. Wakefield MA BESS 1 operates within the ISO New England Inc. balancing authority and the Northeast Power Coordinating Council (NPCC) NERC region. It is ranked as the 68th largest power plant in Massachusetts out of 126, and nationally it is ranked 968th out of 1205.
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
No generation data available for this plant.
2023
$1,361/kW
Est. Construction Cost
Total estimated cost: $6.8M
Point of Interconnection
Nearest Substation
Wakefield Substation · 115 kV
Substation Distance
< 10 km
Operator
National Grid
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ISO-NE
LMP Node
WCMA
Pricing Hub
.H.INTERNAL_HUB
Node Source
EIA-860 direct report
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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