Metropolitan Council Environmental Services water quality site: UM 831.0 Site description: Mississippi River at Newport, MN (near 4th Street) Hydrologic Unit Code (HUC): 07010206 Site UTM N: 4967829 Site UTM E: 499232 UTM zone: 15 Drainage area at water quality site: 36,800 mi2 Sampling frequency: weekly (NH3_N); biweekly (NO2_N, NO3_N, TP_P); monthly (SRP_P, TKN); quarterly (Cl) Flow station: Lock and Dam #2 (USACOE daily flows) Station description: Lock and Dam #2 near Hastings, MN Hydrologic Unit Code (HUC): 07010206 Station UTM N: 4956059 Station UTM E: 510550 UTM zone: 15 Drainage area at flow station: 37,056 mi2 Period of record: Calculated flow available from 01/01/1959-08/17/1998 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