Yellow Barn Solar
160 MW generation in Tompkins, NY · In queue since April 2020 · Proposed COD December 2025
160 MW
Capacity
1
Components
Solar
6y 1m
In Queue
System Impact Study
IA Status
COD target: 2025
Total Duration
5y 8m
Schedule
5 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: 2025-12-01
Yellow Barn Solar is a proposed 160 MW solar generation project located in Tompkins County, New York. The developer is Yellow Barn Solar, LLC, and the interconnecting utility is NYSEG. The project is listed in the NYISO interconnection queue as queue ID NYISO-1009, with an entry date of April 30, 2020. Its proposed commercial operation date is December 1, 2025, and its interconnection status is currently in the System Impact Study phase.
The proposed project is linked to the existing Yellow Barn Solar operating plant (EIA plant ID 68584). Recent news coverage indicates the project has been featured in at least six news articles related to industry, deals, and regulatory matters.
Generated from interconnection queue and public data sources
State
NY
County
Tompkins
Grid Region
NYISO (New York)
Market
ISO/RTO Member
Developer
Yellow Barn Solar, LLC
Utility
NYSEG
Entity
NYISO
Service Type
—
Point of Interconnection
Milliken - Etna 115 kV line #975
Data Source
LBNL + Live
- ISO / RTO
- NYISO
- Trading Hub
- NYISO Zone E
- Hub Confidence
- UNKNOWN
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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