Deep Reservoir   Be the first to submit input for Deep Reservoir. If you have info on Deep Reservoir, Phillips County, Montana please submit it here to improve this web site.          These outdoors activities are available near Deep Reservoir.   Camp Grounds Near Deep Reservoir: Buckhorn Store - cabins and RV Park, Zortman, 9 miles away Camp Creek Campground, Phillips County, 9 miles away   Ski Areas Near Deep Reservoir: Bear Paw Ski Bowl, Montana, 85 miles away       900 foot drop, 2 lifts, 25 runs