Mallard Marsh Swamp is a lake located in Cerro Gordo County, Iowa. It appears on the Clear Lake West USGS 7.5-minute topographic quadrangle. The nearest populated place is Fertile, approximately 2.7 miles to the NE.
Cerro Gordo County · Iowa
Mallard Marsh Swamp is a lake located in Cerro Gordo County, Iowa. It appears on the Clear Lake West USGS 7.5-minute topographic quadrangle. The nearest populated place is Fertile, approximately 2.7 miles to the NE.