Brewer Reservoir   Be the first to submit input for Brewer Reservoir. If you have info on Brewer Reservoir, Carter County, Montana please submit it here to improve this web site.          These outdoors activities are available near Brewer Reservoir.   Public Lands Near Brewer Reservoir: Medicine Rocks State Park, Montana, 27 miles away Devils Tower National Monument, Devils Tower - WY, 62 miles away   Camp Grounds Near Brewer Reservoir: Lantis Spring Campground, Carter County, 4 miles away   Ski Areas Near Brewer Reservoir: Terry Peak, South Dakota, 67 miles away       1100 foot drop, 6 lifts, 24 runs