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MONITORING WELL SAMPLING DATA <br /> Protect Name Stockton Yard Protect Number S8100-06-62 <br /> Well No VW-2 Date 10/23/96 <br /> Well Diameter 4 in Field Personnel 1M/RS <br /> ' Casing Length 70 feet Screened Casing Length <br /> Well Elevation feet MSL measured from <br /> PURGE CHARAC'T'ERISTICS <br /> Water Depth Before Pumping 60 55 ft 2 m = 1632 Gal/ft 4 m = 6528 Gag/ft <br /> Calculated Water Column Volume 6 2 Gal Volumes Purged 3 <br /> ' Start Pumping Time 0938 End Pumping Time 0943 <br /> Total Time 5 min Flow Gauge 27951 to 27970 <br /> Total Volume Pumped 19 Gal Avg Flow Rate 3 8 gpm <br /> Water Depth After Pumping 60 61 feet Time 0944 <br /> SAMPLING CHARACTERISTICS <br /> ' Sampling Method disposable bailer <br /> Laboratory Analysis TPHg,TPHd,BTEX, MTBE <br /> ' TIME TEMPERATURE CONDUCTIVITY pH Gallons <br /> (°F) (umhos/cm) Purged <br /> ' 0939 61 0 1304 720 6 <br /> 0941 682 1394 7 18 12 <br /> ' 0943 686 1316 723 19 <br /> ' 0950 sample <br /> ' comments strong odor <br /> drawdown =0 06 <br /> % recovery=60 55 = 100 % <br />