Bethpage Battery Storage Project — Project Summary

Queue ID
NYISO-C24-265
Capacity
44 MW
Technology
Battery
Status
active
Location
Nassau, NY
Region
NYISO
Developer
Calpine Mid-Atlantic Development, LLC
IA Status

Bethpage Battery Storage Project

BetaActiveBatteryNYISOLBNL

44 MW storage in Nassau, NY · In queue since September 2024 · Proposed COD April 2026

44 MW

Capacity

1

Components

Battery

1y 6m

In Queue

IA Status

COD target: 2026

Interconnection Timeline

Total Duration

1y 7m

Pre-Study0%
Queue EntrySep 23, 2024

Interconnection request submitted to ISO/RTO

TCS Study

NYISO transitioned to a Transitional Cluster Study (TCS) format in 2024.

Typical: >42 months (historical); ~24 months target

Interconnection Agreement

Interconnection agreement not yet executed

Typical: 30–60 days (negotiation)

Commercial Operation

Proposed COD: 2026-04-01

Project Details

State

NY

County

Nassau

Region

NYISO

Developer

Calpine Mid-Atlantic Development, LLC

Utility

LIPA

Entity

NYISO

Point of Interconnection

LIPA Grumann B 69 kV Substation

Data Source

LBNL

No news available for this project.