The Final Missouri River Mainstem Reservoir System Annual Operating Plan for the 2023-2024 runoff season is now available.
This Annual Operating Plan (AOP) presents the U.S. Army Corps of Engineers’ regulation of the Missouri River Mainstem Reservoir System through Dec. 2024. The information in the AOP is based on water management guidelines designed to meet the reservoir regulation objectives of the 2018 Missouri River Master Water Control Manual (Master Manual).