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1 <br /> MONITORING WELL SAMPLING DATA <br /> Project Name:Former Vintage Carwash Project Number: S9183-06-02 <br /> [—well No.: MW-7 Date: 03/02/09 <br /> ' Well Diameter: 2 in. Field Personnel: JJF../MOB <br /> Casin Len 60 ft. Screened Casing Length: 30 ft. <br /> Well Elevation: 11.73 feet above MSL <br /> ' PURGE CHARACTERISTICS <br /> Water Depth Before Purging: 2834 ft. 2 in=.1632 Gal/ft. 4 in=.6528 Gal/ft- <br /> Water <br /> ' Calculated Water Column Volume: 5.17 gal. Volumes Purged: 3.1 <br /> ' Start Purging <br /> Time: 1245 End Purging Time: 1257 <br /> Total Time: 12 min. Flow Gauge: to <br /> Total Volume Purged: 16 gal. Avg.Flow Rate: 1.3 gpm <br /> 1 Water Depth After Purging: Time: <br /> ' Dissolved Oxygen: 4.17 mg/1 Free Product: (N);Thiclmess: <br /> SAMPLING CHARACTERISTICS <br /> Purging Method: Submersible Pump Sampling Method: Disposable Bailer <br /> Laboratory Analysis: Acetone,Bromate,CTVI <br /> Tg�E TEMPERATURE CONDUCTIVITY pH Gallons <br /> Purged <br /> oC) (umbos/cm) <br /> ' <br /> 1249 19.7 1,394 7.02 5 <br /> 1253 <br /> 20.9 1,450 6.85 10 <br /> ' 21.1 1,455 6.78 16 <br /> 1257 <br /> 1305 Sample <br /> Comments:Turbid,no odor. <br /> 1 <br />