Illinois Transmission Project Ameren Illinois

Illinois Rivers Project

The Need

Ameren Transmission is building a 345,000 volt transmission line from Palmyra, Missouri, to Sugar Creek, Indiana. The total project is approximately 375 miles in length, including an approximately 41-mile line between Meredosia and Ipava and an isolated approximately 28-mile long line linking the Rising and Sidney substations in the Champaign area.  The Illinois Rivers Transmission Project is directly aligned with Ameren's strategic goals of providing customers with safe, reliable, efficient and environmentally responsible energy.

The Illinois Rivers Transmission Project:

  • Improves energy reliability and increases transmission capacity
  • Provides local and regional economic benefits
  • Facilitates the delivery of renewable energy




Ameren Power Delivery System Diagram