Battery Storage (723)

Battery Storage is a 142.8 MW battery interconnection project in Barnstable, Massachusetts with a current status of withdrawn. It is proposed to connect at Primary POI: Eversource 115 kV W. Barnstable Alternative POI 1: Eversource 115 kV Barnstable Alternative POI 2: New Eversource W. Barnstable – Bourne 115 kV line (RSP #1725) tapped at 51% (7.2 miles) from W. Barnstable substation.

142.8 MWCapacity
WithdrawnStatus
SEMAMarket
BatteryTechnology

Project facts

Canonical nameBattery Storage
Queue ID723
Statuswithdrawn
Source statusW
MarketSEMA
TechnologyBattery
Capacity142.8 MW
StateMassachusetts
CountyBarnstable
Point of interconnectionPrimary POI: Eversource 115 kV W. Barnstable Alternative POI 1: Eversource 115 kV Barnstable Alternative POI 2: New Eversource W. Barnstable – Bourne 115 kV line (RSP #1725) tapped at 51% (7.2 miles) from W. Barnstable substation
Requested (queue) date2018-03-01
Proposed in-service date2021-05-31
Operational date
Withdrawn date2019-03-27
Developer
Utility / transmission ownerISO-NE

Cross-source records

This project is also observed in: Lawrence Berkeley National Laboratory — Queued Up interconnection dataset. interXdata links these source records without double-counting the project.

What changed

ObservedFieldOld valueNew valueMateriality
2026-08-04new_projectwithdrawnhigh

Explore related data

Source last checked2026-08-04
Data last materially changed2026-08-04
Page data generated2026-08-28

Provenance: isone-irtt. Values are normalized from public source records into the interXdata canonical warehouse; see each source for original filings.

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