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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: 02/17/09 <br /> Well Diameter: 2 in. Field Personnel: MOB/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: 29.83 ft. 2 in=.1632 Gal/ft. 4 in=.6528 Gal/ft. <br /> Calculated Water Column Volume: 5.58 gal. Volumes Purged: 3.0 <br /> Start Purging <br /> Time: 1101 End Purging Time: 1108 <br /> Total Time: 7 min. <br /> Flow Gauge: to <br /> ' Total Volume Purged: 17 gal. <br /> Avg.Flow Rate: 2.4 gpm <br /> Water Depth After Purging: Time: <br /> ' Dissolved Oxygen: 2.28 mg/1 Free Product: (1);Thickness: <br /> SAMPLING CHARACTERISTICS <br /> purging Method: Submersible Pump Sampling Method: Disposable Bailer <br /> Laboratory Analysis: Acetone,Bromate,CrVl Gallons <br /> TEAS TEMPERATURE CONDUCTIVITY pH Purged <br /> (00 (umbos/cm) <br /> 1103 19.3 <br /> 1,210 6.88 5 <br /> 1105 20.3 <br /> 1,228 6.89 10 <br /> 1108 20.5 <br /> 1,242 6.88 17 <br /> Sample <br /> ' 1120 <br /> ' Comments: Silty,no odor. <br /> ' I <br /> ' i <br />