Jackpot Reservoir   Be the first to submit input for Jackpot Reservoir. If you have info on Jackpot Reservoir, Natrona County, Wyoming please submit it here to improve this web site.          These outdoors activities are available near Jackpot Reservoir.   Public Lands Near Jackpot Reservoir: Independence Rock State Park, Wyoming, 38 miles away   Whitewater Near Jackpot Reservoir: Powder River - Middle Fork, Washakie JohnsonCounty, 19 miles away       Class II-V - 12 miles long (Forest Service Road bridge Close to county line to Highway 190)