Metropolitan Council Environmental Services water quality site: UM 871.6 Site description: Mississippi River at Anoka, MN (Hwy 52-169 Bridge) Hydrologic Unit Code (HUC): 07010206 Site UTM N: 5004810 Site UTM E: 469040 UTM zone: 15 Drainage area at water quality site: 19,069 mi2 Sampling frequency: weekly (NH3_N); biweekly (NO2_N, NO3_N, TP_P); monthly (SRP_P, TKN); quarterly (Cl) Flow station: 05288500 (USGS daily flows) Station description: Mississippi River at Anoka, MN Hydrologic Unit Code (HUC): 07010206 Station UTM N: 5004810 Station UTM E: 469040 UTM zone: 15 Drainage area at flow station: 19,100 mi2 Period of record: 06/01/1931-09/30/1997 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 1.101