Sukup Reservoir   Be the first to submit input for Sukup Reservoir. If you have info on Sukup Reservoir, Knox County, Nebraska please submit it here to improve this web site.          These outdoors activities are available near Sukup Reservoir.   Public Lands Near Sukup Reservoir: Niobrara State Park, Nebraska, 12 miles away Missouri National River & Recreation Area, O'Neill - NE, 54 miles away   Campgrounds Near Sukup Reservoir: Wildwood Acres Campground, Knox County, 7 miles away Bruce Park Campground, Knox County, 16 miles away Black Horse Inn Campground, Knox County, 17 miles away   Hotels Near Sukup Reservoir: Super 8 O Neill NE, Oneill, 36 miles away Holiday Inn Express O'NEILL, Oneill, 36 miles away