Chateauguay BESS
200 MW storage in Greene, NY · In queue since October 2024 · Proposed COD December 2028
200 MW
Capacity
1
Components
Battery
1y 7m
In Queue
—
IA Status
COD target: 2028
Total Duration
4y 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: 2028-12-01
The Chateauguay BESS project is a proposed 200 MW battery storage project located in Greene County, New York. Developed by Capital Region Energy Storage LLC, it is interconnected within the New York Independent System Operator (NYISO) queue as project NYISO-C24-339. The project entered the queue on October 10, 2024, with a proposed commercial operation date of December 1, 2028.
The project consists of 200 MW of battery storage capacity. It is currently listed as active in the NYISO interconnection queue. The point of interconnection is the Leeds 345kV substation. The project has appeared in recent news coverage.
Generated from interconnection queue and public data sources
State
NY
County
Greene
Grid Region
NYISO (New York)
Market
ISO/RTO Member
Developer
Capital Region Energy Storage LLC
Utility
NM-NG
Entity
NYISO
Service Type
—
Point of Interconnection
Leeds 345kV
Data Source
LBNL
- ISO / RTO
- NYISO
- Trading Hub
- ZONE F
- Hub Confidence
- HIGH
- Nearest Node (Estimated)
- ATHENS_STG_1
- POI Substation
- Leeds Substation
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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