2019 Upper Snake River Operations Update

Snake River Jackson Hole Wyoming
May 31, 2019
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June 7, 2019
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2019 Upper Snake River Operations Update

(Friday May 31, 2019)

Subject:  2019 Upper Snake River Operations Update

Purpose:  The purpose of these Operation Updates is to provide information regarding Reclamation’s operations as the season progresses.  The operations outlined in this update are based on the best data available at the time and are subject to change as new information becomes available.  For additional information and resources, please visit our website at:  https://www.usbr.gov/pn/hydromet/uppersnake/ .

Jackson Lake Dam

·         Current Discharge = 3,100 cfs.

·         Monday morning (6/3) discharge will decrease to 2,000 cfs. 


The Upper Snake reservoir system is currently 86% full (3,490,023 acre-feet out of 4,045,695 acre-feet).

Jackson Lake and Palisades Reservoir will be in flood control operations until late June.  The other reservoirs in the system are very close to full and will be passing inflow by early next week. 


Jackson Lake’s discharge is currently 3,150 cfs.  Discharge will decrease Monday morning, 6/3, to 2,000 cfs to continue to track along flood control requirements.    


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