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MONTI'ORING WELL SAMPLING DATA <br /> Project Name Stockton Yard Protect Number 58100-06-62 <br /> Well No VW-2 Date 7/2/96 <br /> Well Diameter 4 in Field Personnel IM/RS <br /> ' CasingLength 70 feet Screened Casing Length <br /> Well Elevation feet MSL measured from <br /> I <br /> PURGE CHARACTERISTICS <br /> Water Depth Before Pumping 60 19 ft 2 in = 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 6 4 Gal Volumes Purged 3 <br /> ' Start Pumping Time 1009 End Pumping Time 1016 <br /> Total Time 7 min Flow Gauge 24105 to 24124 <br /> ' Total Volume Pumped 19 Gal Avg Flow Rate 2 7 gpm <br /> Water Depth After Pumping 60 41 feet Time 1017 <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 /> 1011 756 586 626 6 <br /> 1013 740 585 625 12 <br />' 1016 734 587 617 19 <br /> 1020 sample <br />' comments <br /> drawdown=0 22 <br /> % recovery=60 19= 100% <br />