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MONITORING WELL SAMPLING DATA <br />' Project Name Shop 10 Maintenance Sta. Project Number 58475-06-24K <br />' Well No MW-24 Date 05/26/04 <br /> Well Diameter 4 in Field Personnel JE/DW <br />' Casing Length 88 00 feet Screened Casing Length NA <br /> Well Elevation 2150 feet above MSL <br /> PURGIE CHARACTEPtISTICS <br />' Water Depth Before Purging 51 74 ft 2 in= 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 23 67 Gal Volumes Purged 3 0 <br /> Start Purging Time 1142 End Purging Time 1214 <br /> Total Time 32 nun Flow Gauge to <br /> Total Volume Pumped 72 Gal Avg Flow Rate 2 3 gpm <br /> Water Depth After Purging feet Time <br /> SAMPLINGCHARACTERISTICS <br /> CHARAC ST)ECS <br /> Purging Method Submersible Pump 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 /> 1153 227 661 775 24 <br />' 1204 228 700 8 13 48 <br />' 1214 223 699 796 72 <br />' 1215 Sample <br /> Comments Purge water clear <br /> 1 <br /> Turbidity=22 ntu <br /> 1 <br />