Sumpter Reservoir   Be the first to submit input for Sumpter Reservoir. If you have info on Sumpter Reservoir, Blue Mountains, Baker County, Oregon please submit it here to improve this web site.          These outdoors activities are available near Sumpter Reservoir.   Public Lands Near Sumpter Reservoir: Unity Lake State Park, Oregon, 13 miles away Malheur National Forest, Oregon, 24 miles away Red Bridge State Park, Oregon, 28 miles away   Camp Grounds Near Sumpter Reservoir: Sumpter Pines, Sumpter, 6 miles away   Hotels Near Sumpter Reservoir: Knights Inn Baker City, Baker City, 25 miles away Rodeway Inn Baker City, Baker City, 26 miles away Best Western Sunridge Inn, Baker City, 27 miles away Super 8 Baker City, Baker City, 27 miles away La Grande Travelodge, La Grande, 29 miles away   Hiking Trails Near Sumpter Reservoir: Rock Creek Lake Trail, Baker County, 7 miles away        6.4 hiking miles, 2352 feet elevation difference Twin Lakes Trail, Baker County, 8 miles away        2.4 hiking miles, 1144 feet elevation difference Elkhorn Crest Trail, Baker County, 10 miles away       3.2 hiking miles, 1059 feet elevation difference   Ski Areas Near Sumpter Reservoir: Anthony Lakes, Oregon, 11 miles away       900 foot drop, 3 lifts, 21 runs   Whitewater Near Sumpter Reservoir: John Day River - North Fork, Grant/ UmatillaCounty, 16 miles away       Class II-III - 41 miles long (Route 52 Bridge to Dale)