Missouri American Water and Ameren Missouri Rate Case Updates
Consumers Council is actively involved in rate cases filed by Missouri American Water Company, which is proposing a +40% increase in residential water rates, and Ameren Missouri, which is seeking a +15.77% rate hike. Public hearings for the water rate increase have already been completed, while the public hearings for Ameren’s proposed rate increase will take place from January 21-27, 2026. According to the Missouri Public Service Commission, the average residential customer of Ameren Missouri could see an increase of approximately $17.45 per month.
For more details on the Ameren hearings, please visit:
Spire has filed a notice signaling that they too may request a rate increaseby November 19, 2024. In September 2024, the St. Louis Post-Dispatch reported allegations from a former Spire official that the utility instructed staff to conceal documents potentially blocking larger rate hikes. This claim is currently under investigation.