Mill Point Solar
250 MW hybrid in Montgomery, NY · In queue since June 2020 · Proposed COD December 2028
250 MW
Capacity
1
Components
Solar
5y 11m
In Queue
System Impact Study
IA Status
COD target: 2028
Total Duration
8y 6m
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
Mill Point Solar is a proposed 250 MW hybrid solar and battery project located in Montgomery County, New York. Developed by ConnectGen Montgomery County LLC, the project consists of 250 MW of solar generation. It is currently active in the New York Independent System Operator (NYISO) interconnection queue as queue ID NYISO-1031, with an interconnection queue entry date of June 18, 2020. The proposed commercial operation date is December 1, 2028, and the project's interconnection status is currently in the System Impact Study phase.
The proposed project interconnects to the Marcy - New Scotland 345kV point of interconnection. Mill Point Solar has been the subject of recent news coverage, with six articles categorized as regulatory and industry news.
Generated from interconnection queue and public data sources
State
NY
County
Montgomery
Grid Region
NYISO (New York)
Market
ISO/RTO Member
Developer
ConnectGen Montgomery County LLC
Utility
NM-NG
Entity
NYISO
Service Type
—
Point of Interconnection
Marcy - New Scotland 345kV
Data Source
LBNL + Live
- ISO / RTO
- NYISO
- Trading Hub
- ZONE E
- 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.
Last updated 2026-03-26
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