Mud Flat Reservoir   Be the first to submit input for Mud Flat Reservoir. If you have info on Mud Flat Reservoir, Millard County, Utah please submit it here to improve this web site.          These outdoors activities are available near Mud Flat Reservoir.   Public Lands Near Mud Flat Reservoir: Great Basin National Park, Baker - NV, 68 miles away   Hotels Near Mud Flat Reservoir: Oak Tree Inn Milford, Milford, 40 miles away Days Inn Delta, Delta, 45 miles away