Battery Storage (1436)

Battery Storage is a 300.0 MW battery interconnection project in New London, Connecticut with a current status of withdrawn. It is proposed to connect at Line tap of the Eversource 1235 115 kV Line approximately 1200’ from Uncasville 115kV SS.

300.0 MWCapacity
WithdrawnStatus
CTMarket
BatteryTechnology

Project facts

Canonical nameBattery Storage
Queue ID1436
Statuswithdrawn
Source statusW
MarketCT
TechnologyBattery
Capacity300.0 MW
StateConnecticut
CountyNew London
Point of interconnectionLine tap of the Eversource 1235 115 kV Line approximately 1200’ from Uncasville 115kV SS
Requested (queue) date2023-08-29
Proposed in-service date2028-06-01
Operational date
Withdrawn date2025-10-11
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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