Project Update: North America

Current status of key electric power transmission projects in North America

• Greenlink Nevada, US

  June 3, 2022
  In June 2020, the Nevada utility, NV Energy, unveiled its plans for building Greenlink Nevada, a transmission and renewable energy initiative, which aims to transform the state’s clean energy landscape, thereby boosting economic development.

• SunZia Southwest Transmission Project, US

  June 2, 2022
  SunZia Southwest is a double-circuit 500 kV transmission project that will stretch across southern New Mexico and Arizona.

• Waasigan Transmission Line, Canada

  June 2, 2022
  The Waasigan Transmission Line (formerly known as Northwest Bulk Transmission Line) consists of a new 230 kV double-circuit transmission line between the Lakehead transformer station (TS) in the municipality of Shuniah and the Mackenzie TS in the town of Atikokan, and a new 230 kV single-circuit transmission line between Mackenzie TS and Dryden TS in the city of Dryden.

• Energy Gateway South Project, US [free access]

  June 1, 2022
  As part of Energy Gateway Transmission Expansion, the company plans to construct a 500 kV high voltage transmission line, known as Gateway South (Segment F), which will extend approximately 400 miles (643 km) from the planned Aeolus substation in south-eastern Wyoming to the Clover substation near Mona, Utah.

• Polk County Reliability Enhancement Project, US

  June 1, 2022
  Duke Energy has proposed the project to improve the reliability and resilience of the electricity transmission system and meet the growing demands in Polk County, Florida.

• Clean Path New York (Clean Path NY) Project, US

  May 5, 2022
  The USD11 billion project involves the construction of a 1.3 GW, 174-mile (280-km) underground high voltage direct current (HVDC) transmission line to connect 3.4 GW of new wind and solar projects coming up in upstate New York with New York City.

• Champlain Hudson Power Express (CHPE) Project, US

  May 4, 2022
  First proposed in 2008 under the merchant transmission model, the USD2.9 billion project involves the construction of a 333-mile (536-km), ±300 kV high voltage direct current (HVDC) cable, which will be submerged in several New York waterways, including the Hudson River, Harlem River, East River and Lake Champlain, and built underneath the existing rights-of-way (RoW) on land.

• Minco-Pleasant Valley-Draper Project, US [free access]

  May 3, 2022
  The project consists of an approximately 48-mile (76.8 km), 345 kV transmission line that will connect the Minco and Draper substations in Oklahoma to address economic needs in the region.

• Cardinal–Hickory Project, US

  April 6, 2022
  The project, earlier known as Cardinal Bluffs, will connect ATC’s Cardinal substation in the town of Middleton, Wisconsin, with ITC’s proposed Hickory Creek substation in Dubuque County, Iowa.

• BC Hydro's Site C Transmission Project, Canada [free access]

  April 5, 2022
  The transmission project is associated with BC Hydro’s Site C Clean Energy Project, which entails the construction of a dam and a hydroelectric generating station over the Peace River in northeast British Colombia to provide 1,100 MW of capacity and produce about 5,100 GWh of electricity each year.

• St. Clair Transmission Line Project, Canada

  April 4, 2022
  A new 230 kV transmission line will run from a transformer station near Courtright to the Chatham area in Ontario to help meet rising demand in Windsor-Essex and Chatham-Kent.

• Ready Wyoming, US

  March 2, 2022
  The proposed USD260 million, three-year transmission expansion project involves the construction of 260 miles (416 km) of transmission lines.

• New England Clean Energy Connect Project, US

  March 1, 2022
  The proposed project will provide a new link through a ±320 kV high voltage direct current (HVDC) transmission line between Hydro-Québec and the New England grid.

• Boardman to Hemingway (B2H) Transmission Project, US

  February 7, 2022
  The Boardman to Hemingway (B2H) project entails the construction of a 300-mile (483-km), 500 kV power line, which will create a link between Boardman, Oregon, and Melba, Idaho.

• TransWest Express (TWE) Project, US

  February 4, 2022
  The USD3 billion project includes the construction of a 730-mile (1,175-km), ±600 kV high voltage direct current (HVDC) overhead double-circuit transmission line, which will deliver renewable energy from wind energy projects near Rawlins in Wyoming to Colorado, Utah and Nevada. The line will run from south-central Wyoming crossing Colorado and Utah, with a potential interconnection at the Intermountain power project near Delta, Utah, and terminate at the Marketplace Hub in southern Nevada.

• Western Spirit Transmission Project, US

  January 4, 2022
  The Western Spirit transmission line project aims to facilitate the development of new, low-cost wind generation that could not otherwise be built due to lack of transmission infrastructure in New Mexico.

• Sooner–Wekiwa line, US

  November 25, 2021
  In November 2020, the Southwest Power Pool (SPP) selected Transource Missouri for its second competitive transmission project under the Federal Energy Regulatory Commission’s (FERC) Order 1000.

• Moses–Adirondack Smart Path Reliability Project, US

  November 24, 2021
  The proposed project aims to strengthen the New York state electric power grid and enable more renewable energy (RE) from upstate New York and Canada to be connected to the state’s power system.

• Ten West Link Project, US

  November 23, 2021
  The project will provide another interconnection between Arizona and California, and is intended to strengthen the electrical grid in the region and improve reliability.

• Southwest Intertie Project-North (SWIP-North), US

  November 23, 2021
  Southwest Intertie Project-North (SWIP-North) involves the construction of a 285-mile (458-km), 500 kV line that passes through White Pine and Elko counties in Nevada and Twin Falls and Jerome cities in Idaho.