News Releases

Ameren Missouri has started work on an approximately $165,000 project in Louisiana, Mo. to replace decades-old natural gas pipelines with more reliable polyethylene (PE) pipe. Contract crews began...

Construction is under way on an Ameren Missouri connection to a natural gas transmission pipeline that will increase the reliability of gas service for customers in Columbia and Ashland, Mo....

Ameren Missouri partnered with the St. Louis Rams and the Greater St. Louis Area Council, Boy Scouts of America to hold an innovative two-day energy camp on October 3-4, 2015. The Ameren Missouri...

Ameren Missouri will soon complete a $270,000 project designed to improve the dependability of electric service for a senior housing community and the surrounding area in central Jefferson City,...

As part of its annual Air Conditioner Giveaway, Ameren Missouri donated 540 window air conditioners to Cooldownstlouis.org, a regional not-for-profit public education and resource charity, which...

Electric service to Ameren Missouri customers in three central Missouri communities is becoming more dependable thanks to the addition of "smart" switches along area power lines. The $400,000...

Ameren Missouri on Wednesday brought a $1 million control house into the Heritage Substation under construction just west of Cape Girardeau, Mo., receiving delivery of the first of two large...

Installation of a new 22-megawatt transformer at Ameren Missouri's Tisdale Substation in Boonville is complete, wrapping up a $1.86 million substation upgrade designed to improve reliability and...

Young boating enthusiasts "caught" wearing life jackets at the Lake of the Ozarks will soon be rewarded with T-shirts under an ongoing safety program backed by Ameren Missouri and the Missouri...

The first chick has arrived to a pair of peregrine falcons at a nesting box at Ameren Missouri's Sioux Energy Center. In partnership with the Missouri Department of Conservation (MDC) and World...

Union Electric Company, doing business as Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE), announced today the pricing of a public offering of $250 million aggregate principal...

One sign of spring already has arrived: peregrine falcons have returned to a nesting box at Ameren Missouri's Sioux Energy Center. In partnership with the Missouri Department of Conservation (MDC)...

About 30 Adopt-the-Shoreline groups have registered so far to participate in the 2015 Lake of the Ozarks Spring Shoreline Cleanup that is now under way. The cleanup is scheduled to run through...

Customers in the Farmington, Mo. area will benefit from more reliable electric service thanks to a $170,000 Ameren Missouri upgrade that is slated to be completed this month. Ameren Missouri...

Lake Ozark resident Mike Page received this year's Adopt-the-Shoreline Outstanding Volunteer Award at the group's annual member recognition dinner, which serves as the official kickoff for its...

On March 6, the Nuclear Regulatory Commission (NRC) announced approval of Ameren Missouri’s Callaway Energy Center’s license renewal application, which allows for 20 additional years of...

With winter weather prompting families to turn on the heat and seal their homes, Ameren Missouri reminds customers they should take immediate action if they smell natural gas or suspect a leak....

Several southeast Missouri communities will benefit from more reliable electric service during severe weather now that Ameren Missouri has installed new lines designed to protect and strengthen...

The board of directors of Ameren Corporation (NYSE: AEE) today declared a quarterly cash dividend on its common stock of 41 cents per share. The common share cash dividend is payable March 31,...

Ameren Missouri has started work on an approximately $400,000 project in Winfield, Mo. to replace about three miles of older gas pipelines with more reliable polyethylene (PE) pipe. The new PE...

Today, Ameren Missouri filed a three-year energy efficiency plan (2016–2018) with the Missouri Public Service Commission (PSC). The plan includes a comprehensive portfolio of programs for...

New clean air equipment has been installed at the Labadie Energy Center in Franklin County, demonstrating Ameren Missouri’s commitment to improving air quality and being a good steward of the...

A new CertainTeed Corp. manufacturing complex under construction in Jonesburg, Mo. has the power it needs to move ahead now that Ameren Missouri has finished building new gas lines to serve the...

Ameren Missouri advises dock owners to stay abreast of Lake of the Ozarks and Osage River water level fluctuations as winter approaches. Property owners are encouraged to take appropriate measures...

For the first time in company history, solar energy is part of the energy mix being delivered to Ameren Missouri's 1.2 million electric customers. Following more than a month of successful...

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...

There may still be snow in our forecast but one sign of spring has already arrived: Peregrine falcons have returned to a nesting box at Ameren Missouri's Sioux Energy Center. Ameren Missouri, in...

Dave Diester received the Adopt-the-Shoreline Outstanding Volunteer Award at the annual member recognition dinner, which serves as the official kickoff for the Spring Shoreline Cleanup. More than...

Ameren Missouri’s POWERforward stakeholder initiative has been named winner of the Edison Electric Institute (EEI) 2014 Advocacy Excellence Award, which highlights engagement and activism in...

The bitterly cold winter season, with increased heating demand, has had a major impact on the natural gas market – resulting in increased wholesale costs. As a result, Ameren Missouri customers...

This afternoon, Ameren Missouri closed its Emergency Operations Center (EOC) as crews completed restoration on a majority of the outages from this weekend’s severe weather. Southeast Missouri...

Ameren Missouri's Emergency Operations Center (EOC) is now open in preparation for an ice storm moving into Missouri. Crews are on standby across the state to respond quickly and safely to...

Ahead of the latest round of severe winter weather forecast this weekend, Ameren Missouri has launched storm preparations. Ameren Missouri uses Quantum Weather, a customized weather service, to...

Ameren Missouri closed its Emergency Operations Center (EOC) at 7 p.m. tonight as crews worked to restore service to the remaining customers who lost power when heavy winds damaged trees and power...

Ameren Missouri crews continue to work quickly and safely as they restore electricity to the remaining customers who lost power during yesterday’s severe wind storm. Heavy winds swept through...

Ameren Missouri crews worked throughout the night to restore power to customers impacted by high winds and downed trees that damaged power lines. Despite continued severe conditions, crews were...

Significant progress has been made restoring power to Ameren Missouri customers who were impacted by high winds that caused branches and power lines to fall. Currently, the company has nearly 800...

Ameren Missouri's Emergency Operations Center (EOC) opened at 5 p.m. to manage the company’s response to outages being caused by high winds. Ameren Missouri held crews in all operating centers...

Ameren Missouri today announced the promotions of Cleve Reasoner to vice president of nuclear operations (site vice president) and Dave Neterer to vice president of engineering at the Callaway...

Severe winter weather has again caused temperatures to plummet throughout Missouri – resulting in an increased demand for electricity. To meet demand, the Ameren Missouri Osage Energy Center...

A comprehensive study of the groundwater surrounding Ameren Missouri’s Labadie Energy Center concludes there are no adverse effects on human health resulting from coal ash management practices...

Ameren Missouri announced today the winners of its “Community Lights” contest, a nomination-based Facebook campaign that recognizes outstanding customers who volunteer throughout Missouri. In...

In the next phase of Ameren Missouri's downtown St. Louis revitalization project, Market Street will be closed in the eastbound lanes between Broadway and 4th Street, beginning Tuesday, Jan. 21,...

Ameren Missouri today announced the promotion of Fadi Diya to Senior Vice President and Chief Nuclear Officer (CNO), replacing Adam Heflin, who is leaving to become Chief Executive Officer and CNO...

In a move demonstrating Ameren Missouri’s continued commitment to renewable and diverse sources of energy, the company is announcing today a multi-million-dollar project to build the state’s...

Ameren Missouri has deactivated its Emergency Operations Center as of 1:00 p.m. Ameren Missouri field crews have restored power to more than 20,300 customers since the winter storm rolled through...

Ameren Missouri Emergency Operations Center remains open to monitor the weather and respond to customer needs quickly and safely. During the past three days, crews have restored power to more than...

Ameren Missouri repair crews continue working to restore power to customers affected by the winter storm that rolled across the region this weekend. So far, crews have restored power to more than...

Ameren Missouri has opened its Emergency Operations Center to support restoration efforts in areas hit by the weekend winter storm. Currently, approximately 1,400 Ameren Missouri customers are...

Ameren Missouri has prepared for the winter storm this weekend by staging additional first responders and maintenance crews throughout the region. These crews are ready to assess damage and...

Ameren Missouri advises dock owners to stay informed of Lake of the Ozarks levels as winter approaches. Property owners are urged to take appropriate measures to protect their docks from the lower...

Ameren Missouri has deactivated its Emergency Operations Center as of 3:30 p.m. Saturday. Crews completed restoration to approximately 4,300 customers over the last 36 hours in Southeast Missouri....

Ameren Missouri crews continue working in southeast Missouri to restore power to customers affected by outages caused by wind. The winter storm that hit the bootheel has moved out of the area but...

Ameren Missouri crews continue working around the clock to restore power to customers in southeast Missouri affected by the recent winter storm. Due to the nature of this dynamic storm, outage...

Ameren Missouri crews are in communities in the Cape Girardeau area assessing damage from the first wave of severe weather. The more than 500 team members the company positioned yesterday ahead of...

Ameren Missouri has deployed approximately 500 workers to southeast Missouri to prepare for recovery efforts from the winter storm expected to hit the region. "We have asked St. Louis crews to...

Ameren Missouri continues to monitor weather patterns and adjust crews and resources accordingly to get ahead of the storm. Ameren Missouri and Saint Louis University (SLU) have partnered on a...

Ameren Missouri's Emergency Operations Center (EOC) opened at 5:30 p.m. tonight to prepare for severe weather that is expected to affect our service territory. Ameren Missouri employees who...

Ameren Missouri has deactivated its Emergency Operations Center as of 6:00 p.m. Crews are in the field assisting with cleanup efforts on the remaining 900 outages and will have all power restored...

Currently, there are 5,700 Ameren Missouri customers without power after high winds caused trees and branches to fall on power lines yesterday. Crews continue to work safely and quickly to restore...

Significant progress has been made restoring power to Ameren Missouri customers who were impacted Sunday by high winds that caused trees and branches to fall on power lines. Currently, nearly 750...

Ameren Missouri's Emergency Operations Center (EOC) is now open to provide restoration support to communities impacted by today’s severe storms and high winds. Currently, approximately 35,000...

Just ahead of the holiday season, scam artists are using intimidation and other similar tactics to defraud Ameren Missouri customers. Ameren Missouri warns its customer to watch out for phone...

Ameren Missouri residential and business customers will pay lower rates for natural gas compared to last winter under a new Purchased Gas Adjustment (PGA) that has been approved by the Missouri...

The Adopt-the-Shoreline organization at the Lake of the Ozarks is reminding area residents, businesses and community organizations that the 2013 Fall Shoreline Cleanup began Sept. 7 and will...

The Ameren Missouri Callaway Energy Center is back in service. The plant was taken out of service on July 26 as a result of an electrical fault on the main electrical power cables exiting the...

Ameren and Westinghouse Electric Co. are tapping into the expertise of two University of Missouri System institutions to conduct research that will benefit the nuclear energy industry. Missouri...

Ameren Missouri has opened a new Shoreline Management office at 2140 Bagnell Dam Blvd., Cliffside Building, Suite 101, in Lake Ozark, Mo. The former office was closed due to damage from a severe...

On July 26 at 11:49 p.m., the Ameren Missouri Callaway Energy Center declared an “Unusual Event” due to a small fire in the turbine building. The fire was extinguished, and the center is...

Some of the hottest temperatures of 2013 are expected this week in Missouri, and air conditioning is crucial to helping residents stay comfortable. Ameren Missouri electric customers don’t have...

The Ameren Missouri Shoreline Management office at 1028 Bagnell Dam Blvd. in Lake Ozark, Mo. is temporarily closed due to damage from a severe storm. Customers may reach us at 573.365.9203 or...

As part of its Air Conditioner Giveaway Program, Ameren Missouri donated 240 window air conditioner units to Cool Down St. Louis, a regional not-for-profit public education and resource charity,...

Ameren Missouri has deactivated its Emergency Operations Center as of 4 p.m. Wednesday. Crews completed restoration to approximately 95,000 customers since a tornado tore a path through St....

As the final step in addressing the issue of dwelling encroachments at the Lake of the Ozarks, Ameren Missouri has recommended the Federal Energy Regulatory Commission (FERC) allow 215...

Ameren Missouri crews have restored power to a majority of the customers who lost service during Friday’s tornadoes and storms. Currently, there are less than 3,000 customers without power,...

Ameren Missouri crews have restored power to a majority of the customers who lost service during Friday’s tornadoes and severe storm. As of Monday evening, approximately 22,000 customers are...