Ameren Missouri announces new energy center — a redevelopment of Rush Island property
Mon, Jul 7, 2025
Ameren Missouri has unveiled plans for the Big Hollow Energy Center, a major redevelopment of the now-closed Rush Island coal plant. The new facility in Jefferson County will feature both natural gas generation and large-scale battery storage — marking a key step in Ameren’s transition to cleaner, more flexible energy. While local leaders have welcomed […]
