A utility that serves customers in Missouri announced it plans to build an 800-MW natural gas-fired power plant, along with ...

Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE), is taking the next step in its generation investment plan to ...

Ameren Missouri has submitted a proposal to build an 800MW simple-cycle natural gas energy centre alongside its inaugural ...

Ameren Missouri has proposed a new energy center for Jefferson County -- a redevelopment of the Rush Island site that closed last year. The new site will co-locate other energy types from Ameren: ...

Ameren Missouri, a subsidiary of Ameren Corp., recently filed an application with the Missouri Public Service Commission to ...

Ameren Missouri has disconnected more than 100,000 households that were behind on their bills in the past year. Advocates say ...

Big Hollow Energy Center would combine 800 MW of simple-cycle gas capacity with Ameren’s largest battery storage facility to ...

Hydropower accounts for nearly 30% of utility-scale renewable energy in the U.S., but federal hurdles may prevent older ...

Scammers are disguising themselves as Ameren solar salespeople to dupe St. Louis residents, warns Ameren Missouri.

As temperatures climb, so can energy costs -- but Ameren is letting customers know how they can keep both down at home.

Families are headed to the Lake of the Ozarks for the holiday weekend and beyond, and Ameren Missouri and the Missouri Highway Patrol are teaming up to encourage life jacket use.

The death of a St. Ann woman whose electricity had been disconnected is a warning sign that utility shutoffs and price hikes ...