Devils Canyon Reservoir   Be the first to submit input for Devils Canyon Reservoir. If you have info on Devils Canyon Reservoir, Carter County, Montana please submit it here to improve this web site.          These outdoors activities are available near Devils Canyon Reservoir.   Public Lands Near Devils Canyon Reservoir: Medicine Rocks State Park, Montana, 22 miles away Devils Tower National Monument, Devils Tower - WY, 64 miles away   Camp Grounds Near Devils Canyon Reservoir: Lantis Spring Campground, Carter County, 7 miles away   Ski Areas Near Devils Canyon Reservoir: Terry Peak, South Dakota, 72 miles away       1100 foot drop, 6 lifts, 24 runs