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1 <br /> MONITORING WELL SAMPLING DATA <br />' Project Name Shop 10 Maintenance Sta Project Number 58475-06-24D <br /> Well No MW-25 Date 3/17/03 <br /> Well Diameter 4 in Field Personnel JE/CK <br /> Casing Length 75 00 feet Screened Casing Length <br /> LWell Elevation 21 95 feet above MSL <br />' PURGE CHARACTERISTICS <br />' Water Depth Before Purging 5 0 93 ft 2 in= 1632 Gal/ft 4 in 6528 Gal/ft <br /> Calculated Water Column Volume 15 71 Gal Volumes Purged 3 1 <br />' Start Purging Time 1156 End Purging Time 1213 <br /> Total Time 17 min Flow Gauge to <br />' Total Volume Pumped 48 Gal Avg Flow Rate 2 8 gpm <br /> Water Depth After Purging feet Time <br /> SAMEPLING 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 TEMPERATURE CONDUCTIVITY pH Gallons <br /> °C (umhos/cm) Purged <br /> 1155 219 808 738 16 <br />' 1204 216 816 731 32 <br /> 1213 21 7 820 734 48 <br /> 1230 Sample <br /> Comments <br /> 1 <br /> Turbidity=27 ntu <br />