Hyrum Dam and Reservoir, Hyrum Project, are on the Little Bear River near Hyrum, Utah about 30 miles northeast of Ogden. Hyrum Dam is a rolled earthfill structure 116 feet high.. Recreation at Hyrum Reservoir is managed by the Utah Division of Parks and Recreation under agreement with the Bureau of Reclamation. The reservoir is adjacent to Hyrum City, at the 4,670-foot elevation, with a 480-acre water surface area. Managed season is year round with April through September being the heavy use season. Available fish species include rainbow trout, perch, bluegill, and sunfish. All-weather access. Reservations accepted for certain campsites. Fees charged. Paradise and Logan U.S. Geological Service maps cover the area. Reservations can be made by calling 800-322-3770 Toll free outside Salt Lake or (801) 322-3770 From within Salt Lake City