Expected Q2 2026 public announcements, groundbreaking, and construction start for Missouri data-center projects tied to 2.2 GW of electric service agreements.
Near-term signing of additional ESAs from the remaining 1.2 GW of Missouri data-center construction agreements.
Planned CCN filings by Q3 2026 for about 3 GW of new Missouri generation, including the 2.1 GW West Alton combined-cycle plant and battery storage.
Castle Bluff and Big Hollow simple-cycle gas projects, plus 400 MW of battery storage, expected to enter service in 2027 and 2028.
Expected December 2026 ICC decision on Ameren Illinois 2028-2031 electric grid investment plan, with a related rate filing in 2027.
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