Ameren Missouri — the electricity provider for most of mid-Missouri — operates the state’s only nuclear power plant in Callaway County. According to the company’s long-term planning documents, updated ...

Ameren Missouri — the electricity provider for most of mid-Missouri — operates the state’s only nuclear power plant in Callaway County. According to the company’s long-term planning ...

In 2024, the EPA updated its regulations targeting air pollution from power plants, including the agency's Mercury and Air Toxics Standards rule, or MATS. The rule was expected to put Ameren's ...

Under the order, Ameren Missouri will spend $25 million to provide vouchers for 125,000 eastern Missouri households to buy air filters to improve home air quality.

“[It’s] like using a credit card to pay a credit card to pay a credit card,” Ameren’s Wood said. “Nobody should be doing that. But over multiple years of building a power plant, some of ...

The demand for electricity is rising and as Missouri utilities plan for more power, consumer advocates worry about the cost — especially as nuclear power may be a larger part of the state’s ...

Missouri — operates the state's only nuclear power plant in Callaway County. According to the company's long-term planning ...