(First Alert 4) -- Ameren Missouri has been ordered by a court to spend $61 million on projects tied to mitigation around violations of the Clean Air Act at the Rush Island Power Plant near Festus.

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 ...

Arora also said the utility wanted to expand its use of nuclear energy in the coming decades. Ameren operates the only nuclear power plant in Missouri. The Callaway Energy Center in Fulton generates ...

Another Ameren coal-fired power plant, the Labadie Energy Center, could face a similar fate. The plant has emitted high levels of PM2.5 since 2016 according to Missouri Public Service Commission ...

“The main thing is reliability,” said Ajay Arora, Ameren Missouri’s vice president ... and possibly stave off the need for major new power plants — even as coal-fired ones close.

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 ...

the Missouri Chapter of the Sierra Club told 5 On Your Side. Since 1997, the EPA has promoted scrubbers as an effective and necessary health protection for power plants. Ameren is analyzing the ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. ST. LOUIS — Ameren plans to build nuclear power sources for the first time in decades and add more gas-fired power ...

To receive the exemption, the Trump administration asked power plant operators to email the EPA. In Ameren's request, sent on March 31, Ameren Missouri's director of environmental services ...

Missouri’s two largest electric utilities want the state’s permission to charge customers for natural gas power plants before they’re completed. Both Evergy and Ameren Missouri asked the ...

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 ...