Bureau of Reclamation, Utah.
Newton Reservoir is formed by Newton Dam, Newton Project, on Clarkston Creek. on Clarkston Creek. Recreation at Newton Reservoir is directly managed by the Bureau of Reclamation. The recreation area is situated in an open setting with shoreline trees consisting of cottonwoods and willows, The reservoir is located north of Newton, Utah at the 4,770-foot elevation. The reservoir has a surface area of approximately 290 acres when full. Managed recreation season is June through September with relatively low use. The site has primitive facilities and no on-site manager or law enforcement. Use at your own risk. Common fish species include perch, bluegill, sunfish, and rainbow trout. All-weather access. No fees for boat launching, primitive camping, and picnicking. The Trenton U.S. Geological Service map covers the area.
Capell Cove boat launch is temporarily closed until further notice. For questions, please contact the Lake Berryessa Field Office at (707) 905-7896 or by email at BOR-berryessa@usbr.gov.
North from Logan, Utah on U.S. Highway 91/89 to Smithfield 7 miles. Then take Utah State Road 218 to Newton. The Reservoir is about 2 miles north of Newton.