Colton-Nicholville

Central New York

National Grid’s Colton-Nicholville project will rebuild an approximately 18.3-mile 115kV electric transmission line between Pierrepont and Lawrence.

Colton-Nicholville

Central New York

National Grid’s Colton-Nicholville project will rebuild an approximately 18.3-mile 115kV electric transmission line between Pierrepont and Lawrence.

Project Quick Facts

Colton-Nicholville 3 serves St. Lawrence County and travels through the towns of Hopkinton, Lawrence, Parishville, and Pierrepont.
The project will replace existing 115kV wire and structures in the right-of-way. Additional easements may be needed for the construction and operation of the line.
Also included are access roads upgrades, and technologies to improve response time and decrease maintenance costs.

Current Activities & Construction Updates

Permitting: The New York State Public Service Commission awarded an Article VII permit for this project at its meeting on Sept. 18, 2025. At the end of 2025, National Grid filed Environmental Management and Construction Plans with the PSC, which are currently under review.
Phase 1 Construction: Site preparation and building removal will begin off County Route 47 in Parishville on or about February 23, 2026. Please see the Phase 1 Construction Start Notice for more details.
Upcoming Construction: The project team is anticipating construction for Phase 2 to begin in spring 2026.

Document Library

Permitting and Participation

This project will require Article VII permitting to proceed. National Grid submitted the Article VII Application - Case no. 24-T-0373 - to the Public Service Commission (PSC) on June 24, 2024, and two Environmental Management and Construction Plans (EM&CP) on November 25 and December 5, 2025. A Certificate of Environmental Compatibility and Public Need was granted by the PSC on September 18, 2025.

Copies of the Application and EM&CPs were provided to officials, regulators, agencies, project abutters, and public repositories such as town halls and libraries. Project documents are also available on the PSC website. For more information about permitting, please see our Project FAQ page.

The permitting process includes opportunities for public involvement and comment from permitting through construction. To contact National Grid with a question or comment, you may reach us by phone at 800-358-2937 or [email protected].

Interested persons who wish to participate as parties in this case may file for party status. This may be done through the Commission’s website, https://www.dps.ny.gov.

Public Meetings

Thank you to everyone who attended our Virtual Information Sessions on January 16, 2025, the virtual public statement hearing on February 5, 2025, and our in-person open house on July 10, 2025.

We continue to invite questions about the project. You may always contact us at 800-358-2937 or [email protected].

Schedule

Design & Permitting: In Progress
Anticipated Construction Start: Spring 2026
Anticipated Construction End: Spring 2028