Ameren Missouri

The nonprofit center opened its doors late last year with the goal to help transform communities north of Delmar. Now, part of that effort will also include generating clean energy.

The coal ash basins at Labadie Energy Center contain 15 million cubic yards of waste, the largest volume of Ameren’s four coal-fired power plants in Missouri.

Ameren Missouri announced it will close its Rush Island coal plant in Festus over the next few years

Ameren Missouri will distribute $5 million in incentives to encourage business owners to install electric vehicle charging stations.

The rate increase would boost Ameren Missouri's yearly revenue by $300 million and help finance clean energy projects. But advocates argue that rate increases will put struggling families at risk of utility disconnection and homelessness.

Environmental advocates say water used for cooling Ameren’s Labadie Energy Center, along with toxic contaminants leaching from coal ash ponds, pose a risk to wildlife and the surrounding area.

As vice president of sustainability and electrification for Ameren, Gwen Mizell is juggling more than one big challenge. Climate pledges are great, but how does a major utility company make the shift to clean energy while maintaining reliable and affordable services — and also reckon with the reality that the technology needed to become totally green does not yet exist?

Earlier this year, the Sierra Club released “The Dirty Truth About Utility Climate Pledges,” a report grading 50 utility companies across the U.S. on their transition from coal to clean energy. Ameren Missouri is among them and received a D.

Ameren Missouri has purchased a northwestern Missouri wind energy facility that’s expected to provide clean energy to about 90,000 customers.

Ameren Missouri officials announced Monday that the company will invest nearly $8 billion in renewable energy over the next 20 years. Ameren plans to retire its coal-fired coal plants by 2042.