Park City Offshore Wind (ISO-NE-700) — Project Summary

Queue ID
ISO-NE-700
Capacity
791 MW
Technology
Offshore Wind
Status
active
Location
MA
Region
ISO-NE
Developer
IA Status
IA Executed

Park City Offshore Wind

ISO-NE-700BetaActiveOffshore WindISO-NELBNL + Live

791 MW generation in MA · In queue since December 2017 · Proposed COD December 2029

791 MW

Capacity

1

Components

Offshore Wind

8y 5m

In Queue

IA Executed

IA Status

COD target: 2029

Status
as of 20 months ago
Latest milestoneconstruction start · 2025ecoRI News · 2024-09-07
Expected COD2030ecoRI News · 2024-09-07
Interconnection

Total Duration

12 years

Construction75%
Queue EntryDec 15, 2017

Interconnection request submitted to ISO/RTO

TCS Study

ISO-NE is transitioning to cluster studies per FERC Order 2023.

Typical: 25–30 months (recent)

Interconnection Agreement

Interconnection agreement executed — binding commitment to build

Typical: 30–60 days (negotiation)

ConstructionCurrent

Project under construction

Typical: 36–60 months

Commercial Operation

Proposed COD: 2029-12-31

About

Park City Offshore Wind is a proposed 791 MW offshore wind generation project located in Massachusetts. The development project, sponsored by ISO-NE, is currently active in the ISO-NE interconnection queue as queue ID ISO-NE-700. The project entered the queue on December 15, 2017, and has a proposed commercial operation date of December 31, 2029. The interconnection agreement has been executed. The point of interconnection is the Eversource 345 kV West Barnstable Substation.

The Park City Offshore Wind project has been the subject of recent news coverage, with 244 articles appearing in the press. These articles primarily focus on regulatory matters, with some coverage of industry, development, and deals related to the project.

Generated from interconnection queue and public data sources

Project Details

State

MA

County

Grid Region

ISO New England

Market

ISO/RTO Member

Developer

Utility

ISO-NE

Entity

ISO-NE

Service Type

Point of Interconnection

Eversource 345 kV West Barnstable Substation

Data Source

LBNL + Live

DeveloperOcean Winds±ecoRI News · 2024-09-07
ApplicantAvangridoffshoreWIND.biz · 2024-07-02
AgencyDepartment of Interior±offshoreWIND.biz · 2025-05-29
RulingApproval±offshoreWIND.biz · 2024-07-02
Market Context
Approximate
ISO / RTO
ISO-NE
Trading Hub
.H.INTERNAL_HUB
Hub Confidence
HIGH
Nearest Node (Estimated)
LD.OAK_ST 23
POI Substation
West Barnstable 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.

News & Articles (10)Beta

Last updated 2026-03-14

View all 10 articles