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i <br /> MONITORING WELL SAMPLING DATA ' <br /> Project Name: Former Vintage Carwash Project Number: S9183-06-02 ' <br /> Well No.: GWX-1 Date: 03/09/09 <br /> Well Diameter: 4 in. Field Personnel: BK/MOB ' <br /> Casing Length: 62 ft. Screened Casing Length: 38 <br /> Well Elevation: 12.66 feet above MSL ' <br /> PURGE CHARACTERISTICS ' <br /> Water Depth Before Purging: 28.89 ft. 2 in.=.1632 Gal/ft. 4 in=.6528 Gal/ft. <br /> Calculated Water Column Volume: 21.61 gal. Volumes Purged: 3.0 , <br /> Start Purging Time: 1132 End Purging Time: 1207 <br /> Total Time: 35 min. Flow Gauge: to ' <br /> Total Volume Purged: 65 gal. Avg.Flow Rate: 1.9 gpm <br /> Water Depth After Purging: Time: ' <br /> Dissolved Oxygen: 0.11 mg/1 Free Product: N;Tbickness: ' <br /> SAMPLING CHARACTERISTICS <br /> Purging Method: Deep Submersible Pump Sampling Method: Disposable Bailer ' <br /> Laboratory Analysis: TPHg,BTEX,FOCs,VOCs,Acetone,Bromate,CrVl <br /> TIMETEMPERATURE CONDUCTIV]TY pH Gallons ' <br /> (°C) (umbos/cm) Purged <br /> 1147 20.9 1,712 6.56 22 ' <br /> 120221.6 1,537 6.46 44 <br /> 1207 21.3 1,500 6.46 65 ' <br /> 1230 Sample , <br /> { Comments: Clear with strong odor ' <br />