New York Approved $3.26 Billion Transmission Project
The 90-mile Propel NY Energy line will link offshore wind power from Long Island to the rest of the state.
Updated on Sept. 21, 2026 in Utilities
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The New York Public Service Commission has officially approved the $3.26 billion Propel NY Energy transmission project. This 90-mile infrastructure development is designed to integrate offshore wind energy into the grid and improve power delivery across downstate regions.
Why it matters
The project represents a major step toward meeting the state's ambitious clean energy targets, including the goal of 9 GW of offshore wind by 2035. By upgrading transmission capacity, it aims to secure a more reliable and zero-emission electric system for residents by 2040.
The project spans 90 miles and connects to nine substations using 138 kV and 345 kV underground transmission lines. The $3.26 billion investment is intended to support the state's mandate for a zero-emission electric demand system by 2040.
The players
New York Public Service Commission
This regulatory agency oversees the state's electric, gas, steam, and telecommunications utilities.
New York Transco
This company is a developer and owner of electric transmission infrastructure in New York.
New York Power Authority
This entity is the largest state-owned electric utility in the United States.
New York ISO
This organization manages the state's wholesale electricity market and high-voltage grid.
The details
Developed by New York Transco and the New York Power Authority, the project will run through Suffolk, Nassau, Queens, Bronx, and Westchester counties. Construction will be executed in limited segments and phases to connect the infrastructure to existing and new substations.
Timeline
The New York ISO selected the Propel NY Energy project in 2023.
The Public Service Commission approved the project on September 17, 2026.
Comments on management plans are due by October 1, 2026.
Comprehensive construction is anticipated to begin in mid-2027.
The project is targeted for completion by 2030.
Market Landscape
This project follows the trajectory set by the Climate Leadership and Community Protection Act zero-emission electric grid goal. It positions the utilities to meet rising demand while simultaneously shifting the region away from fossil fuel dependence.
Residents can expect long-term grid improvements designed to provide cleaner and more reliable electricity throughout the state. While immediate retail impacts remain subject to utility regulatory filings, this investment is a foundational step in scaling offshore wind energy.
The takeaway
Large-scale transmission projects are essential for integrating offshore energy into existing power grids. Residents should monitor future public planning meetings to understand how construction phases might impact their local communities.
What happens next
The PSC is accepting public comments on the project's Environmental Management and Construction plans until October 1, 2026, with limited construction activities expected to commence later that year.
Further reading
Learn more about the state's grid modernization efforts in the Utilities section.
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