News Releases

Refueling and maintenance activities at Ameren Missouri's Callaway Energy Center have been completed, and the 1,190-megawatt nuclear energy center is back in service. This was the 20th planned...

Ameren Missouri is providing customers more ways to take control of winter energy usage through its ActOnEnergy® energy efficiency electric and natural gas rebate programs. There are a variety of...

Ameren Missouri residential customers will pay lower rates for natural gas under a new Purchased Gas Adjustment (PGA) that has been approved by the Missouri Public Service Commission (PSC). The...

Ameren Missouri asked customers what types of information they wanted to receive to help them better manage their energy usage. Customers responded, and the company has taken that input to create...

Ameren Missouri’s Callaway Energy Center began its 20th planned refueling and maintenance outage Saturday, Oct. 11, and will be out of service for several weeks. Refueling outages at the...

Ameren Missouri filed today with the Missouri Public Service Commission its 20-year plan that supports cleaner energy in the state of Missouri, including major expansions of solar and wind power....

Ameren Missouri has completed about 90 percent of a new 11-mile natural gas pipeline along Highway 63 that will help ensure Ashland, Mo. customers receive reliable service for years to come....

Ameren Missouri crews have restored power to virtually all customers following a wave of summer storms that hit the area late yesterday. The company's Emergency Operations Center (EOC) that was...

As quickly as the latest round of summer storms rolled through the area, Ameren Missouri crews were deployed to repair storm damage that cut power to more than 16,000 customers throughout its...

Ameren Missouri crews have restored power to approximately 95 percent of the customers who lost service due to Wednesday night’s storms in the St. Louis metropolitan area. Currently, 2,200...

Ameren Missouri’s Emergency Operations Center (EOC) openedat 8 p.m. last night after storms caused high winds and lightning to take out power to more than 20,800 customers. As of 5 a.m....

The threat of flooding along the Mississippi River means that residents in Ameren’s Illinois and Missouri service areas must be aware of electrical and natural gas hazards that can occur during...

Ameren Missouri has joined the Missouri State Highway Patrol (MSHP) to promote the importance of wearing life jackets while boating on the Lake of the Ozarks. Ameren Missouri is providing the...

Ameren Missouri crews have worked throughout the day to restore power to more than 39,500 customers who were impacted by severe storms. Two waves of severe storms blew through the Ameren Missouri...

Ameren Missouri crews continue to assess damage from overnight storms and restore service as quickly and safely as possible to customers. Two waves of severe storms blew through the Ameren...

This year, spring weather and water levels at the Lake of the Ozarks were nearly perfect for approximately 60 volunteer groups that participated in the 23rd Annual Adopt-the-Shoreline Cleanup. The...

The three peregrine falcon chicks hatched this spring in a nesting box at Ameren Missouri's Sioux Energy Center have flown the coop and moved on to the next stage of their lives. The chicks were...

As part of its annual Air Conditioner Giveaway Program, Ameren Missouri donated 565 window air conditioners to Cool Down St. Louis, a regional not-for-profit public education and resource charity,...

For attribution to: Michael Menne, Vice President, Environmental Services, Ameren Corporation We need to study the proposed EPA rule in detail to see how it would affect our customers, system...

Four peregrine falcon chicks born this spring in a nesting box at the Sioux Energy Center have been banded to help researchers follow them in their lives. On Friday, May 23, representatives from...

Construction on Missouri's largest investor-owned utility solar facility – the O'Fallon Renewable Energy Center – has begun with the ceremonial installation of the first solar panel. "The...

Ameren Missouri closed its Emergency Operations Center (EOC) at 12 p.m. today following completion of power restoration efforts by its crews for customers who lost power when a series of storms...

Ameren Missouri's Emergency Operations Center (EOC) opened at 2:00 p.m. today to prepare for additional severe weather that is forecast for our service territory. Ameren Missouri crews continue...

Union Electric Company, doing business as Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE), announced today the pricing of a public offering of $350 million aggregate principal...

Adopt-the-Shoreline representatives at the Lake of the Ozarks said the 23rd Annual Spring Shoreline Cleanup is off to a great start. Hundreds of volunteers have already turned out to participate...