USGS Water Resources Division water quality site: 05420500 Site description: Mississippi River at Clinton, IA Hydrologic Unit Code (HUC): 07080101 Site UTM N: 4628850 Site UTM E: 728384 UTM zone: 15 Drainage area at water quality site: 85,600 mi2 Sampling frequency: monthly Flow station: 05420500 (USGS daily flows) Station description: Mississippi River at Clinton, IA Hydrologic Unit Code (HUC): 07080101 Station UTM N: 4628850 Station UTM E: 728384 UTM zone: 15 Drainage area at flow station: 85,600 mi2 Period of record: 10/10/1910-09/30/1997 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