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MONITORING WELL SAMPLING DATA <br />' Project Name Shop 10 Maintenance Sta Project Number S8475-06-24K <br />' Well No MW-11 Date 05/26/04 <br /> Well Diameter 4 in Field Personnel 7E/DW <br /> Casing Length 60 feet Screened Casing Length NA <br /> Well Elevation 2123 feet above MSL <br />' <br /> PURGE CHARACTERISTICS <br />' Water Depth Before Purging 51 51 ft 2 in = 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 5 54 Gal Volumes Purged 3 1 <br /> Start Purging Time 0815 End Purging Time 0823 <br /> Total Time 8 min Flow Gauge to <br />' Total Volume Pumped 17 Gal Avg Flow Rate 2 1 gpm <br /> Water Depth After Purging feet Time <br /> SAMPLING CHARACTERISTICS <br />' Purging Method Submersible Pump Sampling Method Disposable Bailer <br /> Laboratory Analysis TPHg, TPHd,BTEX, 5 FOCs by EPA Test Method 8260 <br /> F--' TIME TEMPERATURE CONDUCTIVITY pH Gallons <br /> °C (umhos/cm) Purged <br /> 0818 207 873 736 6 <br />' 0820 210 887 765 12 <br /> 0823 212 886 769 17 <br /> 1 <br /> 0830 Sample <br /> Comments Purge water clear <br /> 1 <br /> ' Trip Blank collected at 0810 <br /> Turbidity=22 ntu <br />