Clark Reservoir   Be the first to submit input for Clark Reservoir. If you have info on Clark Reservoir, Prairie County, Montana please submit it here to improve this web site.          These outdoors activities are available near Clark Reservoir.   Hotels Near Clark Reservoir: Best Western War Bonnet Inn, Miles City, 25 miles away Econo Lodge Miles City, Miles City, 25 miles away Super 8 Miles City, Miles City, 25 miles away GuestHouse Inn & Suites Miles, Miles City, 25 miles away Comfort Inn Miles City, Miles City, 25 miles away   Hiking Trails Near Clark Reservoir: Calypso Trail, Prairie County, 17 miles away