Trelina Energy Storage
120 MW storage in Seneca, NY · In queue since September 2024 · Proposed COD December 2029
120 MW
Capacity
1
Components
Battery
1y 8m
In Queue
—
IA Status
COD target: 2029
Total Duration
5y 3m
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: 2029-12-01
The Trelina Energy Storage project is a proposed 120 MW battery storage project located in Seneca County, New York. It is being developed by NextEra Energy Resources Interconnection Holdings, LLC and is interconnected to the New York State Electric and Gas (NYSEG) utility. The project entered the New York Independent System Operator (NYISO) interconnection queue as queue ID NYISO-C24-207 on September 19, 2024, with a proposed commercial operation date of December 1, 2029.
The point of interconnection (POI) is the Planned Q720 Trelina Solar Switchyard on the Border City to Station 168 115 kV line. The project is currently listed as active in the NYISO interconnection queue. Recent news coverage has discussed the development.
Generated from interconnection queue and public data sources
State
NY
County
Seneca
Grid Region
NYISO (New York)
Market
ISO/RTO Member
Developer
NextEra Energy Resources Interconnection Holdings, LLC
Utility
NYSEG
Entity
NYISO
Service Type
—
Point of Interconnection
Planned Q720 Trelina Solar Switchyard on Border City to Station 168 115 kV line
Data Source
LBNL + Live
- ISO / RTO
- NYISO
- Trading Hub
- ZONE B
- Hub Confidence
- HIGH
- Nearest Node (Estimated)
- STA_168_34_KV_BK1_2_REV_LBMP_B
- POI Substation
- Station 168
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.
