Inside Reservoir   Be the first to submit input for Inside Reservoir. If you have info on Inside Reservoir, Owyhee County, Idaho please submit it here to improve this web site.          These outdoors activities are available near Inside Reservoir.   Whitewater Near Inside Reservoir: Owyhee River, OwyheeCounty, 11 miles away       Class III - 36 miles long (Crutcher's Crossing to Three Forks)