Battery Storage
588.3 MW storage in Barnstable, MA · In queue since May 2024 · Proposed COD December 2028
588.3 MW
Capacity
1
Components
Battery
2 years
In Queue
Feasibility Study
IA Status
COD target: 2028
Total Duration
4y 7m
Interconnection request submitted to ISO/RTO
ISO-NE is transitioning to cluster studies per FERC Order 2023.
Typical: 25–30 months (recent)
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2028-12-01
The Battery Storage project is a proposed 588.3 MW battery storage development in Barnstable County, Massachusetts. The project is located within the ISO-NE regional transmission organization and entered the interconnection queue as queue ID ISO-NE-1543 on May 28, 2024. The proposed commercial operation date is December 1, 2028, and the project's interconnection agreement status is currently in the Feasibility Study phase.
The point of interconnection for the project will be the Bourne-Jordan Pond (342) 345kV line, with a new three breaker ring bus to connect the project. The Battery Storage project has been mentioned in recent news articles related to deals.
Generated from interconnection queue and public data sources
State
MA
County
Barnstable
Grid Region
ISO New England
Market
ISO/RTO Member
Developer
—
Utility
—
Entity
ISO-NE
Service Type
—
Point of Interconnection
The project will tap the Bourne-Jordan Pond (342) 345kV line with a new three breaker ring bus to connect the project.
Data Source
LBNL + Live
- ISO / RTO
- ISO-NE
- Trading Hub
- .H.INTERNAL_HUB
- Hub Confidence
- MEDIUM
This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.
Last updated 2026-03-31
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