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MONITORING WELL SAMPLING DATA <br />' <br /> F <br /> ect Name Shop 10 Maintenance Sta Project Number 58475-06-24K <br /> ll No MW-2S Date 05/26/04 <br /> ll Diameter 4 in Field Personnel JE/DW <br />' Casing Length 75 00 feet Screened Casing Length <br /> Well Elevation 2195 feet above MSL <br />' PURGE CE ARACTIERISTICS <br />' Water Depth Before Purging 5198 ft 2 in= 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 15 03 Gal Volumes Purged 3 1 <br /> Start Purging Time 1027 End Purging Time 1050 <br /> Total Time 23 nun Flow Gauge to <br />' Total Volume Pumped 46 Gal Avg Flow Rate 2 0 gpm <br /> Water Depth After Purging feet Time <br /> SAMPLINGTI S <br /> ClE11AItACT>ER1ES C <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 /> 1035 226 787 801 15 <br />' 1042 220 793 773 30 <br />' 1050 220 785 769 46 <br />' 1100 Sample <br />' Comments Purge water clear <br /> 1 Turbidity=46 ntu <br />