Battery Storage (1426)

Battery Storage is a 528.8 MW battery interconnection project in Bristol, Massachusetts with a current status of withdrawn. It is proposed to connect at Primary POI is a direct tap into the Pottersville substation in Somerset, MA utilizing shared interconnection facilities with QP1412. Secondary POI is a direct tap into the Pottersville substation. Tertiary POI is a customer substation with a tap into the "Bell Rock Road 118 to Pottersville Station 115 kV" line, 1/2 mile east of the Pottersville substation..

528.8 MWCapacity
WithdrawnStatus
SEMAMarket
BatteryTechnology

Project facts

Canonical nameBattery Storage
Queue ID1426
Statuswithdrawn
Source statusW
MarketSEMA
TechnologyBattery
Capacity528.8 MW
StateMassachusetts
CountyBristol
Point of interconnectionPrimary POI is a direct tap into the Pottersville substation in Somerset, MA utilizing shared interconnection facilities with QP1412. Secondary POI is a direct tap into the Pottersville substation. Tertiary POI is a customer substation with a tap into the "Bell Rock Road 118 to Pottersville Station 115 kV" line, 1/2 mile east of the Pottersville substation.
Requested (queue) date2023-07-14
Proposed in-service date2028-03-31
Operational date
Withdrawn date2024-12-10
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 generated2026-08-27

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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