Overnight Reservoir   Be the first to submit input for Overnight Reservoir. If you have info on Overnight Reservoir, Pioneer Mountains, Beaverhead County, Montana please submit it here to improve this web site.          These outdoors activities are available near Overnight Reservoir.   Public Lands Near Overnight Reservoir: Beaverhead Rock State Park, Montana, 18 miles away Bannack State Park, Montana, 20 miles away Beaverhead National Forest, Montana, 38 miles away   Marinas On or Near Overnight Reservoir: Hunter's Beaverhead Marina and RV, Dillon, 19 miles away   Camp Grounds Near Overnight Reservoir: Sky Line Trailer Court, Dillon, 7 miles away Dillon KOA Kampground, Dillon, 7 miles away Southside RV Park, Dillon, 8 miles away Glen Campground, Madison County, 8 miles away   Hotels Near Overnight Reservoir: Comfort Inn Dillon, Dillon, 8 miles away GuestHouse Inn & Suites Dillon, Dillon, 8 miles away Best Western Paradise Inn, Dillon, 8 miles away Super 8 Dillon, Dillon, 8 miles away Copper King Hotel and Conventi, Butte, 34 miles away   Ski Areas Near Overnight Reservoir: Discovery Ski, Montana, 57 miles away       1670 foot drop, 6 lifts, 48 runs Great Divide, Montana, 75 miles away       1503 foot drop, 6 lifts, 140 runs Lost Trail Powder Mountain, Montana, 87 miles away       1800 foot drop, 8 lifts, 45 runs   Whitewater Near Overnight Reservoir: Beaverhead, MadisonCounty, 18 miles away       Class I-III - 21 miles long (Clark Canyon Dam to Dillon)