East Setauket Storage II

East Setauket Storage II is a 248 MW battery storage request in interconnection study in the NYISO interconnection queue, in Suffolk County, New York, connecting to LIPA.

Queue statusIn planning

PlanningQueued Sep 2024 (current stage)
Consented (not yet reached)
Construction (not yet reached)
OperatingTarget Dec 2029 (not yet reached)
Closed (not yet reached)

Studies assess what grid upgrades the project would need and who pays for them. A signed interconnection agreement is the main step before construction.

Request details

Queue ID: C24-183
Grid region: NYISO (New York)
Utility / transmission owner: LIPA
Developer: East Setauket Energy Storage, LLC
Connection point (POI): Holbrook - North Shore Beach 138kV
Location: Suffolk County, New York
Technology: Battery: 248 MW
Total requested: 248 MW
Queue status: Active
Entered queue: 17 September 2024
Proposed online date: December 2029

Location

Marker shows the centre of Suffolk County; the queue data does not give exact sites.

Power plants in New York · Transmission lines in New York

Other requests in Suffolk County

Source: Lawrence Berkeley National Laboratory, Queued Up, data through end of 2025, compiled from ISO/RTO and utility queues. Check the grid operator's own queue for the latest status. Report a problem