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MONITORING WELL SAMPLING DATA <br /> Protect Name Shop 10 Maintenance Sta Protect Number 58475-06-24B <br />' Well No MW-24 Date 10/02/02 <br /> Well Diameter 4 in Field Personnel JE/CK <br /> Casing Length 88 00 feet Screened Casing Length NA <br /> Well Elevation 21 50 feet above MSL <br />' PURGE CIIARACTERISTICS <br /> Water Depth Before Purging 51 90 ft 2 in= 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 23 56 Gal Volumes Purged 3 0 <br />' Start Purging Time 0915 End Purging Time 0933 <br /> Total Time 18 min Flow Gauge to <br />' Total Volume Pumped 71 Gal Avg Flow Rate 3 9 gpm <br /> Water Depth After Purging feet Time <br /> SAMPLING CIEIARACTERISTICS <br />' Purging Method Submersible Pump 11 Sampling Method Disposable Bailer <br /> Laboratory Analysis TPHg,TPHd, BTEX, 5 FOCs by EPA Test Method 8260 <br /> TIME TEMPERATURE CONDUCTIVITY PH Gallons <br /> (°C) (umhos/cm) Purged <br /> 0921 203 421 687 24 <br /> ' 0927 206 430 685 48 <br /> 0933 21 0 426 683 71 <br /> 0945 Sample <br /> Comments Purge water clear <br /> ' Turbidity=20 ntu <br /> r <br />