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

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

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

The identified site, which Ameren Missouri already owns, has existing infrastructure and transmission line access.

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 Corporation (NYSE: AEE), is taking the next step in its generation investment plan to ...

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

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.

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

With temperatures soaring and heat indices expected to top 100 degrees in the St. Louis area through Thursday, the continuing effort to assist residents impacted by the tornado, seniors, and ...

Ameren Missouri is donating 100 air conditioners to the Samaritan Center in Jefferson City. The units will be given away to ...