News Releases

Summary Ameren Illinois crews, support personnel and contractors remain focused on completing restoration efforts and will continue working into Thursday night and Friday following two waves of...

Summary Another line of severe weather, including at least one or two tornadoes, rolled across the north and east portion of the Ameren Illinois service territory, June 17. The hardest hit areas...

Summary Clarification: In an earlier update, it was stated that a train derailment struck several Ameren sub-transmission poles outside of Monmouth. It has since been confirmed that Ameren's...

Union Electric Company, doing business as Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE), announced today the pricing of a public offering of $500 million aggregate principal...

Ameren Illinois’ collaborative approach helps bring sustainable transportation to the region COLLINSVILLE, Ill. (June 15, 2026) – East St. Louis is taking a major step toward a cleaner, more...

Summary: Ameren crews, support personnel and contractors are nearing completion of electric infrastructure restoration in the aftermath of back-to-back storms (June 10 and June 11) that impacted...

Summary: Ameren crews, support personnel and contractors remain focused on completing restoration efforts as they will work into Saturday night and Sunday in the aftermath of back-to-back storms...

Summary: Ameren crews and contractors continue to make significant progress in restoration efforts in the aftermath of back-to-back storms (June 10 and June 11) that impacted the mid-section of...

Summary: In the aftermath of back-to-back storms on June 10 and June 11 that impacted the mid-section of the Ameren Illinois service territory, the customer outage count continues to trend...

Summary: Ameren crews and contractors had made significant progress overnight Wednesday into Thursday restoring power in the wake of severe thunderstorms that impacted the region. A second round...