Wildhorse Lake   Be the first to submit input for Wildhorse Lake. If you have info on Wildhorse Lake, Steens Mountains, Harney County, Oregon please submit it here to improve this web site.          These outdoors activities are available near Wildhorse Lake.   Camp Grounds Near Wildhorse Lake: Jackman Park Campground, Harney County, 5 miles away Fish Lake Campground, Harney County, 7 miles away