Tharp Reservoir   Be the first to submit input for Tharp Reservoir. If you have info on Tharp Reservoir, Campbell County, Wyoming please submit it here to improve this web site.          These outdoors activities are available near Tharp Reservoir.   Lakes Near Tharp Reservoir: Garner Lake, Campbell County, 11 miles away   Public Lands Near Tharp Reservoir: Devils Tower National Monument, Devils Tower - WY, 47 miles away   Hotels Near Tharp Reservoir: Best Western Tower West Lodge, Gillette, 12 miles away Hampton Inn Gillette, Gillette, 12 miles away Comfort Inn & Suites, Gillette, 12 miles away Super 8 Gillette, Gillette, 12 miles away Americas Best Value Inn, Gillette, 12 miles away