Long Term Resource Monitoring Program water quality site: MQ02.1M Site description: Maquoketa River near confluence with Mississippi River Hydrologic Unit Code (HUC): 07060006 Site UTM N: 4671205 Site UTM E: 720150 UTM zone: 15 Drainage area at water quality site: 1,856 mi2 Sampling frequency: biweekly Flow station: 05418500 (USGS daily flows) Station description: Maquoketa River near Maquoketa, IA Hydrologic Unit Code (HUC): 07060006 Station UTM N: 4661677 Station UTM E: 695661 UTM zone: 15 Drainage area at flow station: 1,553 mi2 Period of record: 10/01/1913-09/30/1997 Flow conversion: 1.195 x (flow at 05418500) = estimated flow at MQ02.1M The following constituent values were removed from analysis as possible outliers, or are below detection limits: Date Constituent Concentration 10/21/93 Total Nitrate + Nitrite 601.50 07/08/96 Total Nitrate + Nitrite below detection 12/31/96 Total Nitrate + Nitrite below detection Additional comments: none Loads for this site were estimated with LOADEST2 version 1.10