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Koosharem Reservoir

Koosharem Reservoir

Koosharem Reservoir is a small shallow lake formed by damming Otter Creek above Grass Valley. The reservoir shoreline is privately/publicly owned and administered by the BLM and the Koosharem Irrigation Company with unrestricted public access. The water level fluctuates seasonally and has a Surface Area of 310 acres. The reservoirsits at 6,995 ft. and has a max depth of 20 ft.  
 
Fishing at Koosharem can be a year round activity Recent surveys found that cutthroat and rainbow trout are showing better growth and condition than in recent years. Tackle should imitate chubs: rapalas, lures, large streamers. Cut bait or frozen minnows are also worth a try.
 
This reservoir not only has good fishing, but also offers access to the Paiute ATV trail. OHVers can explore almost 3000 miles of famous scenic trail that traverse mountain tops and rugged canyons.
 
Facilities at the reservoir are limited, but there are ADA accessible toilets.
Koosharem Reservoir is directly accessible from UT Highway 24 between Salina and Loa near milepost 38. The reservoir is 2 miles north of the U-24/U-62 junction near Koosharem and 13 miles south of the U-119/U-24 junction.

For more information, please contact:

Richfield Field Office
150 East 900 North
Richfield, Ut 84701
Office (435) 896-1500
Fax (435) 896-1550
utrfmail@blm.gov