Endurance
75 MW storage in Nassau, NY · In queue since September 2024 · Proposed COD October 2029
75 MW
Capacity
1
Components
Battery
1y 8m
In Queue
—
IA Status
COD target: 2029
Total Duration
5y 1m
Interconnection request submitted to ISO/RTO
NYISO transitioned to a Transitional Cluster Study (TCS) format in 2024.
Typical: >42 months (historical); ~24 months target
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2029-10-01
The Endurance project is a proposed 75 MW battery storage project located in Nassau County, New York. Developed by Endurance Power LLC, the project is interconnected to the Long Island Power Authority (LIPA) grid at the Jericho- New Cassel 69kV point of interconnection. It is currently active in the New York Independent System Operator (NYISO) interconnection queue as entry NYISO-C24-169, with a queue entry date of September 17, 2024, and a proposed commercial operation date of October 1, 2029.
The project consists of 75 MW of battery storage capacity. Recent news coverage has discussed the Endurance project.
Generated from interconnection queue and public data sources
State
NY
County
Nassau
Grid Region
NYISO (New York)
Market
ISO/RTO Member
Developer
Endurance Power LLC
Utility
LIPA
Entity
NYISO
Service Type
—
Point of Interconnection
Jericho- New Cassel 69kV
Data Source
LBNL
- ISO / RTO
- NYISO
- Trading Hub
- ZONE K
- Hub Confidence
- MEDIUM
This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.
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