Johnson Reservoir   Be the first to submit input for Johnson Reservoir. If you have info on Johnson Reservoir, Sheridan County, Nebraska please submit it here to improve this web site.          These outdoors activities are available near Johnson Reservoir.   Lakes Near Johnson Reservoir: Isham Reservoir, Sheridan County, 20 miles away   Public Lands Near Johnson Reservoir: Chadron State Park, Nebraska, 36 miles away Badlands National Park, Interior - SD, 61 miles away   Hotels Near Johnson Reservoir: Americas Best Value Inn Chadron, Chadron, 35 miles away Best Western West Hills Inn, Chadron, 35 miles away Alliance Hotel and Suites, Alliance, 45 miles away Holiday Inn Express ALLIANCE, Alliance, 45 miles away Patriot Inn, Hemingford, 47 miles away