Monday, July 27, 2026

Bureau of Reclamation, Pacific Northwest Region - Storage Reservoirs in the Upper Snake River (7/27)



Average daily streamflows indicated in cubic feet per second.
Reservoir levels current as of midnight on date indicated.

Upper Snake River system is at 36 % of capacity.
(Jackson Lake,Palisades, Grassy Lake,Island Park,Ririe,American Falls,LakeWalcott)
  
Total space available:2607583 AF
Total storage capacity:4045695 AF




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