Rattlesnake Reservoir   Be the first to submit input for Rattlesnake Reservoir. If you have info on Rattlesnake Reservoir, Elko County, Nevada please submit it here to improve this web site.          These outdoors activities are available near Rattlesnake Reservoir.   Public Lands Near Rattlesnake Reservoir: Humboldt National Forest, Nevada, 31 miles away   Whitewater Near Rattlesnake Reservoir: Owyhee River - East Fork, OwyheeCounty, 11 miles away       Class II - 50 miles long (Duck Valley to Crutcher's Crossing) Owyhee River - South Fork, OwyheeCounty, 20 miles away       Class II-III - 36 miles long (El Paso pipeline)