Improving South Dakota

Transmission projects in the state

CapX2020: Ensuring electric reliability in South Dakota and the surrounding region


All CapX2020 projects are now complete and energized. The fifth project in South Dakota was placed in-service on September 8, 2017. CapX2020 is a joint initiative of 11 transmission owning utilities in Minnesota, North Dakota, South Dakota and Wisconsin formed to upgrade and expand the electric transmission grid to ensure continued reliable and affordable service.

For more information on the projects, please visit the CapX2020 website.