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MONITORING WELL SAMPLING DATA <br />' Protect Name Shop 10 Maintenance Sta Protect Number 58475-06-24A <br />' Well No MW-9 Date 718102 ' <br /> Well Diameter 4 in Field Personnel JE/CK <br /> Casing Length 66 6 feet Screened Casing Length NA <br /> Well Elevation 22 02 feet above MSL <br />' PURGE CHARACTERISTICS <br />' Water Depth Before Purging 50 67 ft 2 in= 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 10 39 Gal Volumes Purged 3 1 <br />' Start Purging Time 1125 End Purging Time 1140 <br /> Total Time 15 min Flow Gauge to <br /> ' Total Volume Pumped 32 Gal Avg Flow Rate 2 13 gpm <br /> Water Depth After Purging feet —71 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 /> TIME TEMPERATURE CONDUCTIVITY pH Gallons <br /> (umhos/cm) Purged <br /> 1130 237 480 758 11 <br /> ' 1135 223 505 762 22 <br /> 1140 221 502 759 32 <br /> i <br /> 1150 Sample <br /> Comments Purge water clear <br /> i <br /> Turbidity= -002 ntu <br />