Flynn Energy Storage
170 MW storage in Suffolk, NY · In queue since October 2024 · Proposed COD December 2030
170 MW
Capacity
1
Components
Battery
1y 7m
In Queue
—
IA Status
COD target: 2030
Total Duration
6y 2m
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: 2030-12-01
Flynn Energy Storage is a proposed 170 MW battery storage project located in Suffolk County, New York. The development project, sponsored by the NY Power Authority, is interconnected with the Long Island Power Authority (LIPA) and participates in the New York Independent System Operator (NYISO) interconnection queue under queue ID NYISO-C24-334. The project entered the queue on October 9, 2024, with a proposed commercial operation date of December 1, 2030.
The project consists of 170 MW of battery storage capacity. The point of interconnection (POI) is the West Bus - 138kV. The project is currently listed as active in the NYISO interconnection queue.
Generated from interconnection queue and public data sources
State
NY
County
Suffolk
Grid Region
NYISO (New York)
Market
ISO/RTO Member
Developer
the NY Power Authority
Utility
LIPA
Entity
NYISO
Service Type
—
Point of Interconnection
West Bus - 138kV
Data Source
LBNL
- ISO / RTO
- NYISO
- Trading Hub
- ZONE K
- Hub Confidence
- HIGH
- Nearest Node (Estimated)
- NGRID_A4_DSASP
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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