News Releases

Development a component of ensuring reliability and facilitating economic growth ST. LOUIS, Sept. 3, 2025 /PRNewswire/ -- Today, Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE),...

Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE), is taking the next step in its generation investment plan to enhance energy reliability for customers by filing an application with...

Company also details benefits from Smart Energy Plan investments in a stronger grid that saved customers 8 million minutes in outages in 2024 ST. LOUIS, Feb. 14, 2025 /PRNewswire/ -- Ameren...

Today, Ameren Missouri announced 500 megawatts (MW) of new solar generation, representing a total investment of approximately $950 million, are now serving customers. Combined, the three...

Ameren Missouri celebrates years of safe, carbon-free energy FULTON, Mo. (Dec.18, 2024) – Tomorrow, Ameren Missouri marks 40 years since Callaway Energy Center rose to full power for the first...

New Florence, Mo. (Oct. 24, 2024) – Ameren Missouri is moving forward with building a third solar facility to meet growing demand from customers looking to receive up to 100% of their energy...

Organizations across Missouri partner with the company to support development in our region ST. LOUIS, June 12, 2024 /PRNewswire/ -- Ameren Missouri, a subsidiary of Ameren Corporation (NYSE:...

As energy demand and threats of extreme weather rise, strengthening the energy grid is more important than ever ST. LOUIS, June 10, 2024 /PRNewswire/ -- Ameren Missouri, a subsidiary of Ameren...

New Florence, Mo. (June 5, 2024) – Today, Ameren Missouri announced plans to build a new solar facility alongside the existing Montgomery Community Solar Center in New Florence, an hour west of...

Today's approval includes projects capable of powering approximately 73,000 homes and an additional opportunity to deliver more renewable energy to businesses ST. LOUIS, March 21, 2024...

Recent refueling outage completed safely FULTON, Mo. (Nov. 13, 2023) – Reliable energy from the Callaway Energy Center near Fulton, Missouri, is once again supporting communities across the state after a scheduled refueling outage. The...

Today Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE), announced its updated 20-year plan to provide reliable, affordable and resilient energy to its customers. The plan calls for...

House Springs, Mo. (Sept. 19, 2023) – More than 600 solar panels are now generating renewable energy at Ameren Missouri’s Jefferson District Operating Center in House Springs, Missouri. The...

Solar panels at Delmar DivINe’s campus now generating renewable energy, increasing impact to the community ST. LOUIS (Aug. 30, 2023) – Delmar DivINe’s latest contribution to St. Louis begins...

CAPE GIRARDEAU, MO. (July 6, 2023) – Southeast Missouri State University and Ameren Missouri are celebrating a bright anniversary. It has been just over one year since a 3,500-panel solar array...

Company's largest-ever solar investment announcement includes four projects slated to generate approximately 550 megawatts of renewable energy ST. LOUIS, June 20, 2023 /PRNewswire/ -- Today Ameren...

Maryland Heights, MO. (May 25, 2023) – The future is bright at the Maryland Heights Community Center, thanks in part to the completion of a new solar array in its parking lot. Made possible...

Today Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE), takes another important step toward bringing more renewable energy to customers by announcing a key approval in the planned...

Annual lake drawdown expected to begin soon LAKE OZARK, Mo. (Dec. 14, 2022) – In preparation for winter at Lake of the Ozarks, property owners should winterize their docks to avoid damage from...

Ameren Missouri’s Community Solar program makes it simple to choose solar ST. LOUIS (Oct.27, 2022) – Communities and neighborhoods across the St. Louis area are embracing alternative ways to...

MARYLAND HEIGHTS, MO. – Partnership with Ameren Missouri is one aspect of the city’s focus to create a more sustainable community ST. LOUIS (September 14, 2022) – Residents visiting the...

CAPE GIRARDEAU, MO – Southeast Missouri State University’s Show Me Center parking lots are now boasting 3,500 working solar panels harnessing sunlight to generate clean energy. The solar...

Today, a group of leading organizations from across Missouri announced they're joining Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE), to bring more clean energy to the state....

Huck Finn Solar Project is 25 times larger than any current solar site in Missouri ST. LOUIS, June 27, 2022 /PRNewswire/ -- Today Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE),...

Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE), is announcing an update to its 20-year energy plan to ensure reliability and resiliency for customers for years to come. The...

FULTON, Mo. (June 2, 2022) – Ameren Missouri’s Callaway Energy Center in Fulton, Missouri, has completed its 25th planned refueling and maintenance outage and resumed generating carbon-free...

ST. LOUIS (April 18, 2022) – This Earth Week, Ameren Missouri announces that its newest clean energy source, a solar facility, is now up and running. The Montgomery County Community Solar Center...

Today Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE), announced an agreement with Invenergy, a leading developer, owner and operator of sustainable energy solutions, to acquire a...

ST. LOUIS (Jan. 19, 2022) – Ameren Missouri is joining forces with Delmar DivINe to install solar panels at the nonprofit’s Delmar campus in St. Louis. Energy generated by this project will...

LAKE OZARK, Mo. (Dec.16, 2021) – Dock owners around Lake of the Ozarks are encouraged to take advantage of the moderate temperatures now to prepare their property ahead of winter. During the...

ST. LOUIS (March 24, 2021) – Construction begins this summer on Ameren Missouri's largest-ever solar facility after receiving final approval from regulators. The new energy center will be in...

Today, Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE), closed on the acquisition of the company's second wind energy center, a 300-megawatt (MW) project located in northwest...

During its return to full power as part of its 24th refueling and maintenance outage, Ameren Missouri's Callaway Energy Center in Fulton, Missouri experienced a non-nuclear operating issue related...

Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE), has closed on the acquisition of the company's first wind energy center, a 400-megawatt (MW) project in northeast Missouri. The...

FULTON, Mo. (Dec. 22, 2020) – Ameren Missouri’s Callaway Energy Center in Fulton, Missouri, has completed its 24th planned refueling and maintenance outage, enabling it to continue to serve as...

To reinforce the company's focus and commitment to renewable energy, Ameren Corporation (NYSE: AEE) today named Ajay Arora as the company's first chief renewable development officer, a newly...

Editor's note: An online media kit contains photos, video and more information about nuclear energy. Fulton, Mo. (Oct. 5, 2020) – Ameren Missouri’s Callaway Energy Center, which powers 780,000...

ST. LOUIS (May 28, 2020) – Customers across Missouri may soon have greater access to clean, affordable solar energy. Today, Ameren Missouri announced the expansion of its popular Community Solar...

ST. LOUIS (Nov. 25, 2019) – The largest solar installation in St. Louis is now sending renewable energy onto the grid. BJC HealthCare partnered with Ameren Missouri on the first project under...

Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE), is looking to spread solar generation across the state in a new way. As part of the Neighborhood Solar program made possible by a...

Today, Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE), filed plans with the Missouri Public Service Commission (MoPSC) to build three Solar + Storage facilities across Missouri....

Editor's note: Video and photos available at Ameren.mediaroom.com/HydroDay LAKE OZARK, MO (Aug. 22, 2019) – For nearly 100 years, the power of water has been providing renewable energy from the...

ST. LOUIS (Aug. 12, 2019) – Today, Ameren Missouri announced that the Ameren Missouri Lambert Community Solar Center is now operational and serving customers – and plans are in place to...

LAKE OZARK, MISSOURI (June 11, 2019) – Spill gates at Bagnell Dam are now open. Current forecasts predict they may be open for several weeks. To manage the amount of water released from Bagnell...

Today Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE), announced that it has entered into an agreement to acquire, after construction, a third wind generation facility in Missouri....

Ameren Missouri's second planned wind facility in the state is one step closer to producing renewable energy. This morning, the Missouri Public Service Commission voted unanimously to grant Ameren...

St. Louis (Jan. 28, 2019) – The region's electric energy provider and the area's largest health care provider are partnering for the good of the region. Ameren Missouri and BJC HealthCare are...

The largest-ever wind facility in Missouri is one step closer to producing renewable energy. This morning, the Missouri Public Service Commission voted unanimously to grant Ameren Missouri, a...

Today Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE), announced that it has entered into an agreement to acquire, after construction, a wind generation facility of up to a...

LAKE OZARK, Mo. (September 4, 2018) — Construction crews have poured the final yards of concrete and are completing finishing touches on Ameren Missouri’s $53 million reliability upgrade to...