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MONITORING WELL SAMPLING DATA <br /> ' Project Name:Former Vintage Carwash Project Number: S9183-06-02 <br /> Well No.: MW-5 Date: 02/09/09 <br /> Well Diameter: 2 in. Field Personnel: JJE/RB <br /> Casing Length: 64 ft. Screened Casing Length: 38 ft. <br /> Well Elevation: 11.63 feet above MSL <br /> PURGE CHARACTERISTICS <br /> ' Water Depth Before Purging: 29.79 ft. 2 ni=.1632 GaUft. 4 in=.6528 Gal/ft. <br /> Calculated Water Column Volume: 5.58 gal. Volumes Purged: 3.0 <br /> Start Purging Time: 1129 End Purging Time: 1142 <br /> ' Total Time: 13 min. Flow Gauge: to <br /> ' Total Volume Purged: 17 gal. Avg.Flow Rate: 1.3 gpm <br /> Water Depth After Purging: Time: <br /> ' Dissolved Oxygen: 2.16 mg/1 Free Product: (l);Thickness: <br /> SAMPLING CHARACTERISTICS <br /> ' Purging Method: Submersible Pump Sampling Method: Disposable Bailer <br /> Laboratory Analysis: TPHg,BTEX,FOCs,VOCs,Acetone,Bromate,CrVI <br /> TIME TEMPERATURE CONDUCTIVITY pH Gallons <br /> (0C) s/cm) Purged <br /> 1133 18.4 1,369 6.72 6 <br /> ' 1138 20.8 1,255 6.82 12 <br /> 1142 20.7 1,255 6.82 17 <br /> �, Sample <br /> '{ 1150 <br /> r <br /> ents: Silty ,no odor. <br /> 1 <br />