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A set of electric meters in Chicago. Residential Commonwealth Edison customers will see an average $10.60 increase in monthly bills this summer. Ameren customers can expect an even larger increase. (Capitol News Illinois photo by Andrew Adams)
A set of electric meters in Chicago. Residential Commonwealth Edison customers will see an average $10.60 increase in monthly bills this summer. Ameren customers can expect an even larger increase. (Capitol News Illinois photo by Andrew Adams)

Ameren Proposes Base Rate Increase

By Mike Wennmacher Aug 28, 2025 | 1:50 PM