Mosquito Flat Reservoir is a reservoir located in Custer County, Idaho. It appears on the Twin Peaks USGS 7.5-minute topographic quadrangle. The nearest populated place is Challis, approximately 10.1 miles to the E.
Custer County · Idaho
Mosquito Flat Reservoir is a reservoir located in Custer County, Idaho. It appears on the Twin Peaks USGS 7.5-minute topographic quadrangle. The nearest populated place is Challis, approximately 10.1 miles to the E.