Sitecode,Agency Code,Data Source Agency,Agency Contact,Stream,Monitoring Location,State,Pool,Hydrologic Unit Code,Period of Record,Drainage Area (mi2),UTM N,UTM E,Flow Data Record-Source,Flow Agency Code,Flow Stream,Flow Station Location,Flow Drainage Area (mi2),Flow UTM N,Flow UTM E 260009,05587455,USGS Water Resources Division,(703)648-6869,Mississippi River,"below Grafton, IL",IL - MO,26,07110009,1-1989 to 12-1994,"171,300",4314430,727819,04-01-1933 to 09-30-1997 USGS,05587450,Mississippi River,"Grafton, IL","171,300",4316170,722807