Current Status
Last Updated: September 03, 2026
As of September 01, 2026, the Fontenelle Reservoir pool elevation is 6499.56 feet, which amounts to 85 percent of live storage capacity. Inflows for the month of August totaled approximately 43,251 acre-feet (af) or 67 percent of average.
Current releases are 700 cfs. Releases may change due to hydrologic conditions.
The September final forecast for unregulated inflows into Fontenelle for the next three months projects below average conditions. September, October, and November Most Probable inflow volumes amount to 33,000 af (83 percent of average), 30,000 af (67 percent of average), and 30,000 af (71 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 2027. Location and time are TBD.
Prior Fontenelle Working Group meeting minutes are available online on USBR’s website at the Working Group webpage. The Fontenelle Working Group is an open public forum for information exchange between Reclamation and other parties associated with the operation of Fontenelle Reservoir.
