Vineyard Offshore Wind
800 MW generation in MA · In queue since November 2016 · Proposed COD May 2025
800 MW
Capacity
1
Components
Offshore Wind
9y 6m
In Queue
IA Executed
IA Status
COD target: 2025
Total Duration
8y 6m
Schedule
11 months past proposed COD
Interconnection request submitted to ISO/RTO
ISO-NE is transitioning to cluster studies per FERC Order 2023.
Typical: 25–30 months (recent)
Interconnection agreement executed — binding commitment to build
Typical: 30–60 days (negotiation)
Project under construction
Typical: 36–60 months
Proposed COD: 2025-05-26
The Vineyard Offshore Wind project is a proposed 800 MW offshore wind generation facility located in Massachusetts. The project is listed in the ISO-NE interconnection queue as queue ID 624, with an entry date of November 8, 2016, and a proposed commercial operation date of May 26, 2025. The point of interconnection is the 115 kV Barnstable Substation.
The project's interconnection agreement has been executed. Vineyard Offshore Wind has been the subject of recent news coverage related to its development and the offshore wind industry.
Generated from interconnection queue and public data sources
State
MA
County
—
Grid Region
ISO New England
Market
ISO/RTO Member
Developer
—
Utility
ISO-NE
Entity
ISO-NE
Service Type
—
Point of Interconnection
115 kV Barnstable Substation
Data Source
LBNL + Live
- ISO / RTO
- ISO-NE
- Trading Hub
- .H.INTERNAL_HUB
- Hub Confidence
- HIGH
- Nearest Node (Estimated)
- LD.HYANIS_J24.0
- POI Substation
- Barnstable Switching Station
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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