Battery Storage (1267)

Battery Storage is a 51.7 MW battery interconnection project in New London, Connecticut with a current status of withdrawn. It is proposed to connect at Groton Utilities Buddington Substation, 69kV bus (future 115kV) Alternate POI: Groton Utilities Buddington Substation, 34.5kV bus.

51.7 MWCapacity
WithdrawnStatus
CTMarket
BatteryTechnology

Project facts

Canonical nameBattery Storage
Queue ID1267
Statuswithdrawn
Source statusW
MarketCT
TechnologyBattery
Capacity51.7 MW
StateConnecticut
CountyNew London
Point of interconnectionGroton Utilities Buddington Substation, 69kV bus (future 115kV) Alternate POI: Groton Utilities Buddington Substation, 34.5kV bus
Requested (queue) date2022-05-20
Proposed in-service date2025-08-08
Operational date
Withdrawn date2022-06-24
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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