Hill Reservoir   Be the first to submit input for Hill Reservoir. If you have info on Hill Reservoir, Campbell County, Wyoming please submit it here to improve this web site.          These outdoors activities are available near Hill Reservoir.   Public Lands Near Hill Reservoir: Keyhole State Park, Wyoming, 33 miles away Devils Tower National Monument, Devils Tower - WY, 22 miles away   Hotels Near Hill Reservoir: Best Western Devils Tower Inn, Hulett, 36 miles away Settle Inn & Suites Gillette N, Gillette, 39 miles away Econo Lodge Gillette, Gillette, 41 miles away Howard Johnson Inn Gillette, Gillette, 41 miles away Americas Best Value Inn, Gillette, 41 miles away