Bureau of Reclamation, Pacific Northwest Region - Major Storage Reservoirs in the Upper Snake River


Average daily streamflows indicated in cubic feet per second.

Reservoir levels current as of midnight on date indicated.


Upper Snake River system is at 63 % of capacity.

(Jackson Lake,Palisades, Grassy Lake,Island Park, Ririe, American Falls, Lake Walcott)

Total space available:1489116 AF

Total storage capacity:4045695 AF

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