Bureau of Reclamation Banner, Upper Colorado Region
Fontenelle Dam







Inflows to Fontenelle Reservoir for the month of March were 70,000 acre-feet (AF), or 133 percent of average. The current reservoir elevation is 6486 feet, which amounts to 57 percent of live storage capacity.  Over the past week the average inflow rate was 1,490 cubic feet per second (cfs), with daily averages ranging from 1,290 cfs to 1,940 cfs.  Fontenelle releases were increased from 1,250 cfs to 1,700 cfs at the end of March, and are expected to remain at this level through the month of April. 

Inflows for the next three months are projected to be near-to-below average, with April, May, and June forecasted inflow volumes at 90,000 AF (105% of average), 140,000 AF (85% of average), and 240,000 AF (80% of average), respectively. The April final forecast of the April-July inflow volume is 580,000 AF (80% of average).

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


The next Fontenelle Working Group meeting is scheduled for August 26, 2015, at 10:00 am at the Joint Powers Water Board in Green River, Wyoming. The Fontenelle Working Group is an open public forum for information exchange between Reclamation and other parties associated with the operation of Fontenelle Reservoir.

The spring Fontenelle Working Group meeting was held on April 15, 2015 at Seedskadee Wildlife Refuge in Green River, Wyoming. Minutes from the meeting are currently being drafted and will be posted on the Working Group webpages

Updated April 17, 2015
Lee Traynham

Email comments/inquires to: ResourceMgr@usbr.gov