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11 <br /> ■ MONITORING WELL SAMPLING DATA <br /> ' Project Name: Former Vintage Carwash Project Number: S9183-06-02 <br /> E <br /> o.: MW-5 Date: 04/15/09 <br /> iameter: 2 in. Field Personnel JJE/RB <br /> Length: 64 ft. Screened Casing Length: 38 ft. <br /> levation: 11.63 feet above MSL <br /> ' PURGE CHARACTERISTICS <br /> ' Water Depth Before Purging: 29.41 ft. 2 in=.1632 Gal/ft. 4 in=.6528 Gal/ft. <br /> Calculated Water Column Volume: 5.65 gal. Volumes Purged: 3.0 <br /> Start Purging Time: 0953 End Purging Time: 1002 <br /> Total Time: 9 min. Flow Gauge: to <br /> ' Total Volume Purged: 17 gal. Avg.Flow Rate: 1.9 gpm <br /> Water Depth After Purging: Time: <br /> ' Dissolved Oxygen: 2.02 mg/l Free Product: (l); Thickness: <br /> SAMPLING CHARACTERISTICS <br /> Purging Method: Submersible Pump Sampling Method: Disposable Bailer <br /> ' Laboratory Analysis: TPHg,BTEX, 1,2-DCA,Ethanol,Naphthalene,Acetone,Bromate,CrVI <br /> TRYIE TEMPERATURE CONDUCTIVITY pH =PZ1r1ge: <br /> o <br /> (°C) (umhos/cm) <br /> ' 0956 19.6 1,303 6.88 6 <br /> 0959 20.5 1,332 6.88 12 <br /> 1002 20.5 1,318 6.90 17 <br /> 1010 Sample <br /> Comments: Turbid,no odor. <br /> 1. <br />