Rimrock Reservoir   Be the first to submit input for Rimrock Reservoir. If you have info on Rimrock Reservoir, Blue Mountains, Crook County, Oregon please submit it here to improve this web site.          These outdoors activities are available near Rimrock Reservoir.   Public Lands Near Rimrock Reservoir: Cline Falls State Park, Oregon, 10 miles away Ochoco National Forest, Oregon, 27 miles away Prineville Reservoir State Park, Oregon, 38 miles away John Day Fossil Beds National Monument, Kimberly - OR, 47 miles away   Camp Grounds Near Rimrock Reservoir: Twin Springs Campground, Crook County, 9 miles away   Hotels Near Rimrock Reservoir: Best Western Prineville Inn, Prineville, 45 miles away Econo Lodge Prineville, Prineville, 46 miles away