Briefing/projectactive
East Setauket Storage II is a 248 MW Battery project in New York, currently active.
East Setauket Energy Storage, LLC is the reported developer. The reported queue phase is C24. Proposed COD is 2029-12-01.
- Queue ID
- NYISO-C24-183
- Location
- Suffolk, New York
- Technology
- Battery
- Developer
- East Setauket Energy Storage, LLC
- Market / region
- NYISO
- Point of interconnection
- Holbrook - North Shore Beach 138kV
What stands out
1
East Setauket Storage II is a 248 MW Battery project in New York with status active.
2
East Setauket Energy Storage, LLC is the reported developer.
3
The reported queue phase is C24; proposed COD is 2029-12-01.
4
Latest linked story: “Brookhaven to review battery-storage applications in 2026” (Newsday, 2025-08-21).
Market and operating context
- Queue date
- 2024-09-17
- Proposed COD
- 2029-12-01
- Study phase
- C24
Why it matters
Queue phase, proposed timing, developer identity, and linked events determine how much of the stated pipeline should be treated as actionable development capacity. The project page and deeper report preserve those fields for further diligence.
