Astoria Energy Storage
100 MW storage in Queens, NY · In queue since October 2019 · Proposed COD March 2026
100 MW
Capacity
1
Components
Battery
6y 7m
In Queue
System Impact Study
IA Status
COD target: 2026
Total Duration
6y 5m
Schedule
2 months past proposed COD
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: 2026-03-01
The Astoria Energy Storage project is a proposed 100 MW battery storage project located in Queens County, New York. The project, developed by East River ESS, LLC, is interconnected to ConEd via the Astoria West 138kV point of interconnection. It is listed in the NYISO interconnection queue as queue ID NYISO-931, with an entry date of October 28, 2019.
The proposed commercial operation date for the Astoria Energy Storage project is March 1, 2026. Its interconnection status is currently in the System Impact Study phase. The project has appeared in recent news coverage.
Generated from interconnection queue and public data sources
State
NY
County
Queens
Grid Region
NYISO (New York)
Market
ISO/RTO Member
Developer
East River ESS, LLC
Utility
ConEd
Entity
NYISO
Service Type
—
Point of Interconnection
Astoria West 138kV
Data Source
LBNL
- ISO / RTO
- NYISO
- Trading Hub
- ZONE J
- 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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