Arntz Reservoir   Be the first to submit input for Arntz Reservoir. If you have info on Arntz Reservoir, Harney County, Oregon please submit it here to improve this web site.          These outdoors activities are available near Arntz Reservoir.   Public Lands Near Arntz Reservoir: John Day Fossil Beds National Monument, Kimberly - OR, 62 miles away   Camp Grounds Near Arntz Reservoir: Village RV Park, Burns, 4 miles away R and L RV and Mobile Home Park, Hines, 4 miles away   Hotels Near Arntz Reservoir: Americas Best Inns-Burns, Burns, 3 miles away Best Western Rory & Ryan Inns, Hines, 3 miles away Days Inn Burns, Burns, 4 miles away Best Western John Day Inn, John Day, 40 miles away   Hiking Trails Near Arntz Reservoir: Beaverdam Trail, Harney County, 16 miles away        7.2 hiking miles, 272 feet elevation difference