Antelope Flat Reservoir   Be the first to submit input for Antelope Flat Reservoir. If you have info on Antelope Flat Reservoir, Owyhee County, Idaho please submit it here to improve this web site.          These outdoors activities are available near Antelope Flat Reservoir.   Lakes Near Antelope Flat Reservoir: Triangle Reservoir, Owyhee County, 18 miles away   Ski Areas Near Antelope Flat Reservoir: Bogus Basin, Idaho, 62 miles away       1800 foot drop, 7 lifts, 52 runs   Whitewater Near Antelope Flat Reservoir: Battle Creek, OwyheeCounty, 5 miles away       Class II-III - 29 miles long (Headwaters to Owyhee River)