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MONITORING WELL SAMPLING DATA <br />' Protect Name Shop 10 Maintenance Sta Protect Number 58475-06-24J <br />' Well No MW-9 Date 3/23/04 <br /> Well Diameter 4 in Field Personnel JE/LF <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 51 62 ft 2 in = I632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 9 78 Ga! Volumes Purged 3 1 <br /> Start Purging Time 0912 End Purging Time 0926 <br /> Total Time 14 min Flow Gauge to <br />' Total Volume Pumped 30 Gal Avg Flow Rate 2 1 gpm <br /> Water Depth After Purging feet Time <br /> SAMPLING CHARACTERISTICS <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 --J-TEMPERATURE CONDUCTIVITY pH Gallons <br /> °C (umhos/cm) Purged <br /> 0917 217 726 760 10 <br />' 0922 223 715 7 18 20 <br /> 0926 21 8 724 724 30 <br /> 0935 Sample <br /> 1 <br /> Comments Purge water clear <br /> iTurbidity= 07 ntu <br /> 1 <br />