Rock Island Lake is a lake located in Elmore County, Idaho. It appears on the Nahneke Mountain USGS 7.5-minute topographic quadrangle. The nearest populated place is Graham (historical), approximately 7.2 miles to the W.
Elmore County · Idaho
Rock Island Lake is a lake located in Elmore County, Idaho. It appears on the Nahneke Mountain USGS 7.5-minute topographic quadrangle. The nearest populated place is Graham (historical), approximately 7.2 miles to the W.