USGS Water Resources Division water quality site: 05465500 Site description: Iowa River at Wapello, IA Hydrologic Unit Code (HUC): 07080209 Site UTM N: 4560119 Site UTM E: 652446 UTM zone: 15 Drainage area at water quality site: 12,499 mi2 Sampling frequency: monthly Flow station: 05465500 (USGS daily flows) Station description: Iowa River at Wapello, IA Hydrologic Unit Code (HUC): 07080209 Station UTM N: 4560119 Station UTM E: 652446 UTM zone: 15 Drainage area at flow station: 12,499 mi2 Period of record: 10/01/1914-09/30/1997 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