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' <br /> Project Name Stockton Maintenance Sta Project Number 58475-06-24K <br /> J J <br />' Well No MW-10 Date 05/27/04 <br /> Well Diameter 4 in Field Personnel JE/DW <br /> Casing Length 76 20 feet Screened Casing Length NA <br /> Well Elevation 21 79 feet above MSL <br /> PURGE CHARACTERISTICS <br /> ' Water Depth Before Purging 52 47 ft :L2 in= 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 15 49 Gal Volumes Purged 3 0 <br /> Start Purging Time 1021 End Purging Time 1040 <br /> Total Time 19 min Flow Gauge to <br /> ' Total Volume Pumped 47 Gal Avg Flow Rate 2 5 gpm <br /> Water Depth After Purging feet Time <br /> SAMPLIING 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 /> ' 1027 22 1 976 799 16 <br /> 1034 22 1 912 791 32 <br /> ' 1040 218 941 796 47 <br /> ' 1045 Sample <br /> Comments Purge water clear <br /> Turbidity=31 ntu <br />