Clay Knoll Reservoir   Be the first to submit input for Clay Knoll Reservoir. If you have info on Clay Knoll Reservoir, Millard County, Utah please submit it here to improve this web site.          These outdoors activities are available near Clay Knoll Reservoir.   Public Lands Near Clay Knoll Reservoir: Territorial Statehouse State Park, Utah, 40 miles away   Hotels Near Clay Knoll Reservoir: Days Inn Delta, Delta, 23 miles away Comfort Inn & Suites Fillmore, Fillmore, 41 miles away Best Western Paradise Inn & Resort, Fillmore, 41 miles away Oak Tree Inn Milford, Milford, 49 miles away