Antrim Wind Project

The Antrim Wind Project is situated on over 1,700 acres of land located in Hillsborough County, New Hampshire.

TransAlta acquired the 28.8 MW Project in March 2019. 

The Project reached Commercial Operations on December 24, 2019.

The Project consists of 9 x Siemens SWT 3.2-113 turbines.

Power produced by the Antrim Wind Project will be sold to two offtakers under long-term Power Purchase Agreements. 

TransAlta owns three additional wind farms in the U.S. including the 50 MW Lakeswind Project in Minnesota, 144 MW Wyoming Wind Project in Wyoming, and the 90 MW Big Level Wind Project in Pennsylvania. 

At a Glance

  • Location: Hillsborough County, south of Route 9 in the northwestern portion of Antrim, New Hampshire
  • Technology: 9 wind turbines – 8 on 92.5 metre towers and 1 on a 79.5 meter tower


Facts & Figures

  • Antrim, NH
  • Fuel: Wind
  • Capacity (MW) 28.85
  • Ownership: 100%
  • Operator: Yes
  • First on-stream: December 2019
  • Revenue Source: LTC
  • Builder: Yes
  • Contract Expiry: 2039