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MONITORING WELL SAMPLING DATA <br /> 7Diameter: <br /> rmer Vintage Carwash Project Number: S9183-06-02 , <br /> 1 Date: 02/23/09 <br /> n. Field Personnel: JJE/RB ft. Screened Casing Length: 38 ft. <br /> Well Elevation: 12.66 feet above MSL <br /> PURGE CHARACTERISTICS , <br /> Water Depth Before Purging: 29.59 ft. 2 in=.1632 Gal/ft. 4 in=.6528 Gal/ft. <br /> Calculated Water Column Volume:21.16 gal. Volumes Purged: 3.0 <br /> Start Purging Time: 1131 End Purging Time: 1220 <br /> Total Time: 49 min. Flow Gauge: to ' <br /> Total Volume Purged: 64 gal. Avg.Flow Rate: 1.3 gpm <br /> Water Depth After Purging: Time: ' <br /> Dissolved Oxygen: 0.13 mg/l Free Product: (N); Thickness: <br /> SAMPLING CHARACTERISTICS <br /> Purging Method: Deep Submersible Pump Sampling Method: Disposable Bailer ' <br /> Laboratory Analysis:Acetone,Bromate, CrVI <br /> TIME TEMPERATURE CONDUCTIVITY pH Gallons ' <br /> (°C) (umbos/cm) Purged <br /> 1140 19.9 1,040 4.80 21 ' <br /> 1200 19.6 1,171 4.95 42 <br /> 1220 193 1,164 5.03 64 ' <br /> 1240 Sample <br /> Comments: Clear with strong odor ' <br /> 1 <br />