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I <br /> MONITORING WELL, SAMPLING DATA <br />' Protect Name Shop 10 Maintenance Sta Project Number S8475-06-24J <br /> J <br /> Well No MW-11 Date 03/23/04 <br /> Well Diameter 4 in Field Personnel JE/LF <br />' Casing Length 60 feet Screened Casing Length NA <br /> Well Elevation 21 23 feet above MSL <br />' PURGE CHARACTERISTICS <br />' [FWaterth Before Purging 50 75 ft 2 in = 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 6 04 Gal Volumes Purged 3 1 <br />' Start Purging Time 0848 End Purging Time 0857 <br /> Total Time 9 min Flow Gauge to <br />' Total Volume Pumped 18 5 Gal Avg FIow Rate 2 1 gpm <br /> Water Depth After Purging feet Time <br /> SAMPLING C1lIARACI'ERISTICS <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 /> 0851 203 753 622 6 <br />' 0854 207 756 700 12 <br /> 0857 21 1 762 709 18 5 <br /> 1 <br /> 0905 Sample <br /> 1 <br /> Comments Purge water clear <br /> 1 <br />' Turbidity= 18 ntu <br /> t <br />