# Vineyard Wind 1

ISO-NE asset profile · https://askthegrid.com/assets/facilities/vineyard-wind-1

Avangrid Renewables, LLC - Dukes County - ISONE

The project began delivering power in January 2024, completed offshore construction in March 2026, and reported 780 MW producing and selling energy as of June 30, 2026. Buried submarine and onshore cables connect the project to a 115 kV interconnection in Barnstable.

## Metrics

- **Nameplate capacity:** 800 MW — Canonical EIA plant baseline.
- **Registry anchor:** Plant 63093 — plant-63093

## Facts

- **Technology:** Offshore Wind Turbine
- **Operator:** Vineyard Wind 1 LLC

## Related parties

- **Interconnection counterparty / market operator:** ISO New England (ISO-NE) — Regional transmission organization, grid operator, and interconnection counterparty ([source](https://www.iso-ne.com))

## Sources

- [newbedfordlight.org](https://newbedfordlight.org/vineyard-winds-power-contracts-switch-on-stabilizing-electricity-prices/) — newbedfordlight.org · public_source — Source retained for exact-record publication review.
- [avangrid.com](https://www.avangrid.com/w/avangrid-acquires-major-stake-in-massachusetts-off-shore-wind-project-with-vineyard-wind) — avangrid.com · public_source — Source retained for exact-record publication review.

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Canonical page: https://askthegrid.com/assets/facilities/vineyard-wind-1
Website: [Avangrid Renewables, LLC](https://www.avangrid.com)

Source: Ask the Grid — https://askthegrid.com/