Gates Reservoir   Be the first to submit input for Gates Reservoir. If you have info on Gates Reservoir, Campbell County, Wyoming please submit it here to improve this web site.          These outdoors activities are available near Gates Reservoir.   Hotels Near Gates Reservoir: Best Western Tower West Lodge, Gillette, 21 miles away Super 8 Gillette, Gillette, 22 miles away Hampton Inn Gillette, Gillette, 22 miles away Comfort Inn & Suites, Gillette, 22 miles away Americas Best Value Inn, Gillette, 24 miles away