USGS 05490500 Des Moines River at Keosauqua, IA


Van Buren County, Iowa
Hydrologic Unit Code 07100009
Latitude  40°43'40.1", Longitude  91°57'34.61" NAD83
Drainage area 14,038  square miles
Gage datum 543.55 feet above NAVD88
Location of the site in Iowa