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1 <br /> MONITORING WELL SAMPLING DATA <br /> Project Name Stockton Maintenance StaProject Number 58475-06-24K . <br /> Well No MW-8 Date 5127104 <br /> Well Diameter 4 in Field Personnel JE/DW <br /> Casing Length 76 60 feet Screened Casing Length NA <br /> Well Elevation 2196 feet above MSL <br /> PURGE CHARACTERISTICS <br /> Water Depth Before Purging 52 16 ft 2 in= 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 15 95 Gal Volumes Purged 3 0 <br /> ' Start Purging Time 0800 End Purging Time 0818 <br /> Total Time 18 min Flow Gauge to <br /> ' Total Volume Pumped 48 Gal Avg Flow Rate 2 7 gpm <br /> Water Depth After Purging feet Time <br /> SAMPLING CHARACTERISTICS <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 /> 0806 209 1098 849 16 <br /> 0812 212 1076 804 32 <br /> 0818 213 1070 787 48 <br /> 1 0825 Sample <br /> Comments Purge water clear,no odor <br /> 1 <br /> Turbidity=26 ntu <br />