Library and Resources

Other Area Projects

PowerOn Midwest

PowerOn Midwest is a series of new electric transmission projects anchored by a 765 kV backbone transmission line being developed by Great River Energy, ITC Midwest, Otter Tail Power Company and Xcel Energy. The projects will connect eastern South Dakota, southern Minnesota and the broader region, enhancing grid reliability in the Upper Midwest to meet growing and evolving energy needs in the coming decades. Learn more about PowerOn Midwest.

MariBell Transmission Line Project

Dairyland Power Cooperative and its development partner Gridliance Heartland are developing the MariBell segment of the project, which will extend from Marion to the Mississippi River. This segment consists of a new 765/161 kV double-circuit transmission line built using an existing transmission corridor. Learn more about the MariBell Transmission Project..

Mankato-Mississippi River Transmission Project

The Mankato-Mississippi River Transmission Project includes about 120 miles of new and upgraded 345 kilovolt (kV) transmission lines between the existing Wilmarth Substation near Mankato and a connection point at the Mississippi River near Kellogg. It also includes building about 20 miles of new 161 kV transmission lines between the existing North Rochester Substation near Pine Island and an existing transmission line northeast of Rochester, which is being relocated from its existing alignment to install the new 345 kV infrastructure. The project includes segments that include either new or upgraded infrastructure. Learn more about the Mankato-Mississippi River Transmission Project.

Midcontinent Independent System Operator, Inc. (MISO) Overview

MISO is the electric grid operator and regional transmission planner for the central United States. MISO is a non-profit organization that works to keep electricity reliable across 15 states and the Canadian province of Manitoba. MISO conducted a 2-year, regional planning process, with extensive input from utilities and stakeholders, to identify a portfolio of 24 transmission projects to enhance the reliability of the electric grid, improve access to remote energy resources and deliver reliable power to homes, farms, and businesses throughout the Midwest region. Learn more about MISO and their process.