Agate Reservoir   Be the first to submit input for Agate Reservoir. If you have info on Agate Reservoir, Sioux County, Nebraska please submit it here to improve this web site.          These outdoors activities are available near Agate Reservoir.   Lakes Near Agate Reservoir: Board Gate Dam Reservoir, Dawes County, 19 miles away Carter P Johnson Lake, Sioux County, 19 miles away   Public Lands Near Agate Reservoir: Fort Robinson State Park, Nebraska, 15 miles away Chadron State Park, Nebraska, 16 miles away Angostura Recreation Area, South Dakota, 33 miles away Wind Cave National Park, Hot Springs - SD, 38 miles away Agate Fossil Beds National Monument, Harrison - NE, 42 miles away Jewel Cave National Monument, Custer - SD, 57 miles away   Campgrounds Near Agate Reservoir: Roberts Trailhead Campground, Dawes County, 8 miles away Camp Norwesca, Chadron, 17 miles away Red Cloud Campground, Dawes County, 17 miles away Spotted Tail Campground, Dawes County, 18 miles away   Hotels Near Agate Reservoir: Best Western West Hills Inn, Chadron, 17 miles away Patriot Inn, Hemingford, 25 miles away Best Western Sundowner Inn, Hot Springs, 37 miles away Budget Host Hills Hot Springs, Hot Springs, 38 miles away Usa Stay Hotel Suites, Hot Springs, 38 miles away   Ski Areas Near Agate Reservoir: Terry Peak, South Dakota, 90 miles away       1100 foot drop, 6 lifts, 24 runs