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MONI'T'ORING WELL SAMPLING DATA <br /> Protect Name Stockton Maintenance Sta Protect Number 58475-06-24D <br /> ' WeIl No MW-8 Date 3118/03 <br /> Well Diameter 4 in Field Personnel JE/CK <br /> Casing Length 76 60 feet Screened Casing Length NA <br /> LWell Elevation 2196 feet above MSL <br /> ' PURGE CHARACTERISTICS <br /> ' Water Depth Before Purging 51 02 ft 2 in= 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 16 69 Gal Volumes Purged 3 1 <br /> ' Start Purging Time 1027 End Purging Time 1048 <br /> Total Time 21 min Flow Gauge to <br /> Total Volume Pumped 51 Gal Avg Flow Rate 2 4 gpm <br /> Water Depth After Purging feet Time <br /> SAMPLING CHARACTERISTICS <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 /> 1034 21 7 972 726 17 <br /> ' 1041 215 1158 721 34 <br /> 1048 213 1166 725 51 <br /> 1055 Sample <br /> Comments Purge water clear, no odor <br /> 42 ntu <br /> Turbidity= <br />