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MONITORING WELL SAMPLING DATA <br /> I FFWeDiameter <br /> me Shop 10 Maintenance Sta Protect Number 58475-06-24C <br />' MW-19 Date 12/10/02 <br /> 4 in Field Personnel JE/DW <br /> Casing Length 89 60 feet Screened Casing Length NA <br /> Well Elevation 2177 feet above MSL <br /> PURGE CHARACTERISTICS <br /> 1 <br /> EWaterh Before Purging 52 04 ft 2 in= 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 24 51 Gal Volumes Purged 3 0 <br /> Start Purging Time 1526 End Purging Time 1556 <br /> Total Time 30 min Flow Gauge to <br /> Total Volume Pumped 74 Gal Avg Flow Rate 2 5 gpm <br /> Water Depth After Purging feet Time <br /> SAMPLING CHARACTERISTICS <br />' <br /> FPurgingthod Submersible Pump 11 Sampling Method Disposable Basler <br /> Laboratory Analysis TPHg, TPHd,BTEX, 5 FOCs by EPA Test Method 8260 <br /> TIME TEMPERATURE CONDUCTIVITY pH Gallons <br />' °C g <br /> (umhos/cm) Purged <br /> 1536 212 366 673 25 <br /> I1546 216 359 677 50 <br /> 1556 204 386 695 74 <br /> 1605 <br /> Sample <br /> Comments Purge water clear <br /> Duplicate <br /> ITurbidity= 32 ntu <br /> I <br />