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MONITORING WELL SAMPLING DATA ' <br /> Project Name: Former Vintage Carwash Project Number: 59183-06-02 ' <br /> ff <br /> Date: 05/11/09 <br /> in. Field Personnel: JJE/RB ft. Screened Casing Length: 31 ft. <br /> 1.51 feet above MSL 1 <br /> PURGE CHARACTERISTICS <br /> Water Depth Before Purging: 29.28 ft. 2 in=.1632 Gal/ft. 4 in=.6528 Gal/ft. <br /> Calculated Water Column Volume: 5.34 gal. Volumes Purged: 3.0 , <br /> Start Purging Time: 1014 End Purging Time: 1025 <br /> Total Time: 11 min. Flow Gauge: to ' <br /> Total Volume Purged: 16 gal. Avg.Flow Rate: 1.5 gpm <br /> Water Depth After Purging: Time: ' <br /> Dissolved Oxygen: 0.24 mg/1 Free Product: (l);Thickness: ' <br /> SAMPLING CHARACTERISTICS <br /> Purging Method: Submersible Pump I Sampling Method: Disposable Bailer ' <br /> Laboratory Analysis: TPHg,BTEX, 1,2-DCA,Ethanol,Naphthalene,Acetone,Bromate, CrVI <br /> TIME TEMPERATURE CONDUCTIVITY pH Gallons ' <br /> (°C) (umhos/cm) Purged <br /> 1017 21.2 1,061 6.96 5 ' <br /> 1021 21.2 1,034 6.99 10 <br /> 1025 21.0 1,043 7.01 16 ' <br /> 1035 Sample ' <br /> Continents: Slight turbid,no odor t <br />