5 MW BESS operating in Worcester, MA — ISO New England Inc.
5 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2024
Operating Since
Coordinates
42.3388, -71.8386
County
Worcester, MA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Holden BESS 1 LLC | — | — |
| Owner(s) | Holden BESS 1 LLC | — | — |
| Status | Operating | — | — |
Holden BESS 1 is a 5 MW battery energy storage system located in Worcester County, Massachusetts. The plant, owned and operated by Holden BESS 1 LLC, commenced operations in 2024. It consists of a single generator utilizing batteries as its primary fuel source, specifically lithium-ion batteries (LIB). The facility has a total storage capacity of 22.4 MWh, providing a duration of 4.48 hours at its full 5 MW output.
Holden BESS 1 operates within the ISO New England Inc. balancing authority and the Northeast Power Coordinating Council (NPCC) NERC region. In terms of size, it ranks as the 73rd largest power plant in Massachusetts out of 126 facilities and 985th nationally out of 1205.
Generated from EIA, GEM, and public data sources
NERC Region
NPCC
Balancing Authority
ISO New England Inc.
Grid Voltage
13.8 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
−31 MWh
Net Charging
-98 MWh
Annual Net Energy
-0.2%
Capacity Factor
Positive values indicate net discharge (generation exceeds station load). Negative values indicate net charging. Pure battery storage plants are typically net negative due to round-trip efficiency losses.
No financial data available for this plant.
Point of Interconnection
Nearest Substation
Chaffins Substation · 69 kV
Substation Distance
< 10 km
Operator
Holden Municipal Light Department
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ISO-NE
LMP Node
7004
Pricing Hub
.H.INTERNAL_HUB
Node Source
EIA-860 direct report