Fontenelle Dam

Current Status

Last Updated: January 7, 2022

As of January 6, 2022, the Fontenelle Reservoir pool elevation is 6486.87 feet, which amounts to 59 percent of live storage capacity. Inflows for the month of December totaled 29,000 acre-feet (af) or 91 percent of average.

Fontenelle’s releases were increased to 825 cfs from 600 cfs in mid-November 2021. The winter release will be maintained until March or April when the ice along the Green River begins to melt.   

The January final forecast for unregulated inflows into Fontenelle for the next three months projects below average conditions. January, February, and March inflow volumes amount to 25,000 af (82 percent of average), 22,000 af (77 percent of average), and 40,000 af (70 percent of average), respectively. 

Please refer to the following link for Green River flow projections, through Green River, WY, provided by the Colorado River Basin Forecast Center: CBRFC Green River, WY Projection

To view the most current reservoir elevation, content, inflow and release, click on: Fontenelle Reservoir Data.

Working Group Meetings

The next Fontenelle Working Group meeting is scheduled for April 28, 2022 at 10:00 am. Details on the meeting will be provided as we get closer to the meeting date. The Fontenelle Working Group is an open public forum for information exchange between Reclamation and other parties associated with the operation of Fontenelle Reservoir. Meeting Minutes from the August 26, 2021 meeting are posted on the Working Group webpage.


Please contact the Operations Group via e-mail at for additional information.

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Last Updated: 1/10/22