Missouri River Update - July 6, 2021
System storage is 55.0 MAF, 0.3 MAF less than last week The Upper Basin annual runoff forecast was updated on July 1. If the forecast runoff of 15.6 MAF is realized, it will be the 10th lowest runoff since 1898. Drought is expected to persist or expand in the Upper Basin during July. Per the Master Manual, navigation support for the 2nd half of the navigation season (July 1 to December 1) is 1,500 cfs less than full service. The navigation season length will be a full 8-month season. Winter releases from Gavins Point Dam, which are based on the Sept. 1 System storage check, are expected to be at the minimum rate of 12,000 cfs.

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Photo by: Missouri River Water Management Division |  VIRIN: 210706-A-A1408-001.PNG