Arnold Energy Storage
79.9 MW storage in St. Lawrence, NY · In queue since September 2024 · Proposed COD July 2027
79.9 MW
Capacity
1
Components
Battery
1y 8m
In Queue
—
IA Status
COD target: 2027
Total Duration
2y 10m
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: 2027-07-01
The Arnold Energy Storage project is a proposed 79.9 MW battery storage project located in St. Lawrence County, New York. Developed by Arnold Energy Storage, the project consists of 79.9 MW of battery capacity. It is listed in the NYISO interconnection queue as entry NYISO-C24-268, with a queue entry date of September 24, 2024, and a proposed commercial operation date of July 1, 2027.
The project is interconnected to the Colton - Malone 115kV Line 3. Recent news coverage indicates activity related to deals involving the Arnold Energy Storage project.
Generated from interconnection queue and public data sources
State
NY
County
St. Lawrence
Grid Region
NYISO (New York)
Market
ISO/RTO Member
Developer
Arnold Energy Storage
Utility
NM-NG
Entity
NYISO
Service Type
—
Point of Interconnection
Colton - Malone 115kV Line 3
Data Source
LBNL
- ISO / RTO
- NYISO
- Trading Hub
- ZONE D
- 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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