USGS Water Resources Division water quality site: 05490600 Site description: Des Moines River at St. Francisville, MO Hydrologic Unit Code (HUC): 07100009 Site UTM N: 4479868 Site UTM E: 621525 UTM zone: 15 Drainage area at water quality site: 14,300 mi2 Sampling frequency: monthly Flow station: 05490500 (USGS daily flows) Station description: Des Moines River at Keosauqua, IA Hydrologic Unit Code (HUC): 07100009 Station UTM N: 4508848 Station UTM E: 587874 UTM zone: 15 Drainage area at flow station: 14,038 mi2 Period of record: 01/01/1993-09/30/1997 Flow conversion: none The following constituent values were removed from analysis as possible outliers, or are below detection limits: none Additional comments: none Loads for this site were estimated with LOADEST2 version 1.10