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' MONITORING WELL SAMPLING DATA <br /> ' Project Name:Former Vintage Carwash Project Number: S9183-06-02 <br /> Well No.: MW-5 <br /> Date: 02/23/09 <br /> Well Diameter: 2 in. Field Personnel: JJE/RB <br /> Casing �'Len 64 ft. Screened Casing Length: 38 ft. <br /> Well Elevation: 11.63 feet above MSL <br /> PURGE CHARACTERISTICS <br /> Water Depth Before purging: 2971 ft. 2 in=.1632 Gal/ft. 4 in=.6528 Gal/ft. <br /> 1 Calculated Water Column Volume: 5.60 gal. Volumes Purged: 3.0 <br /> Start,purging Time: 1019 End Purging Time: 1029 <br /> ' Total Time: 10 min. Flow Gauge: to <br /> ' Total Volume Purged: 17 gal. <br /> Avg.Flow Rate: 1.7 gpm <br /> Water Depth After Purging: Time: <br /> Dissolved Oxygen:2.28 mg/1 Free Product: (1); Thiclmess: <br /> SAMPLING CHARACTERISTICS <br /> ' purging Method: Submersible Pump ISampling Method: Disposable Bailer <br /> ' Laboratory Analysis: Acetone,Bromate,CrVI Gallons <br /> TINE TEMPERATURE CONDUCTIVITY pH purge <br /> 1023 d <br /> (aC (umhos/cm) <br /> ' 19.8 958 4.82 5.5 <br /> 1026 <br /> 20.5 991 4.90 11 <br /> ' <br /> 1029 20.7 1,001 4.89 17 <br /> Sample <br /> 1050 <br /> ' <br /> E <br /> o odor. <br /> beled MW-12 sampled at 1100. <br />