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MONITORING WELL SAMPLING DATA , <br /> Project Name: Former Vintage Carwash Project Number: S9183-06-02 , <br /> Well No.: MW-3 Date: 04/15/09 <br /> Well Diameter: 4 in. Field Personnel: JJE/RB ' <br /> Casing Length: 75 ft. Screened Casing Length: 25 ft. <br /> Well Elevation: 10.88 feet above MSL ' <br /> PURGE CHARACTERISTICS ' <br /> Water Depth Before Purging:27.89 ft. 2 in=.1632 Gal/ft. 4 in=.6528 Gal/ft. <br /> Calculated Water Column Volume: 30.75 gal. Volumes Purged: 3.0 ' <br /> Start Purging Time: 1045 End Purging Time: 1140 <br /> Total Time: 55 min. Flow Gauge: to ' <br /> Total Volume Purged: 93 gal. Avg.Flow Rate: 1.7 gpm <br /> Water Depth After Purging: Time: ' <br /> Dissolved Oxygen: 0.16 mg/t Free Product: (N;Thickness: <br /> SAMPLING CHARACTERISTICS <br /> Purging Method: Deep Submersible Pump Sampling Method: Disposable Bailer ' <br /> Laboratory Analysis:TPHg,BTEX, 1,2-DCA,Ethanol,Naphthalene,Acetone,Bromate, CrV1 <br /> TIME TEMPERATURE CONDUCTIVITY pH Gallons , <br /> (°C) (umhos/cm) Purged <br /> 1150 Sample ' <br /> Comments: Clear with strong odor. , <br /> pH meter not worldng <br /> Duplicate labeled MW-14 sampled at 1200 <br /> 1 <br />