News Release Archive

Reclamation issues snowmelt forecast for Bighorn River Basin

Media Contact: Tyler Johnson, 406-247-7609, tjohnson@usbr.gov

For Release: May 13, 2020

BILLINGS, Mont. -- Reclamation's May forecast of the April through July runoff predicted for the Bighorn River Basin is as follows:

• Bighorn Lake - Bighorn River April through July inflow to Bighorn Lake is forecast to be approximately 1,203,000 acre-feet (af), which is 96% of the 30-year average of 1,256,400 af.

• Buffalo Bill Reservoir - Shoshone River April through July inflow to Buffalo Bill Reservoir is forecast at 750,000 af, which is 101% of the 30-year average of 742,600 af.

• Boysen Reservoir - Wind River April through July inflow to Boysen Reservoir is forecast at 650,000 af, which is 105% of the 30-year average of 617,400 af.

• Bull Lake Reservoir - April through July snowmelt runoff into Bull Lake Reservoir from Bull Lake Creek is expected to be 135,000 af, which is 94% of the 30-year average of 143,800 af.

• Wind River – April through July snowmelt runoff into the Wind River above Bull Lake Creek is expected to be 450,000 af, which is 103% of the 30-year average of 437,900 af.

For additional information on Buffalo Bill, Boysen, and Bull Lake Reservoirs, contact Wyoming Area Manager Carlie Ronca at 307-261-5671. For additional information on Yellowtail Reservoir, contact Montana Area Manager Steve Davies at 406-247-7298.

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The Bureau of Reclamation is a federal agency under the U.S. Department of the Interior and is the nation's largest wholesale water supplier and second largest producer of hydroelectric power. Our facilities also provide substantial flood control, recreation opportunities, and environmental benefits. Visit our website at https://www.usbr.gov and follow us on Twitter @USBR; Facebook @bureau.of.reclamation; LinkedIn @Bureau of Reclamation; Instagram @bureau_of_reclamation; and YouTube @reclamation.