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MONITORING WELL SAMPLING DATA <br /> Project Name Shop 10 Project Number S8100-06-62 <br /> Well No MW-11 Date 10124/96 <br /> Well Diameter 4 in Field Personnel IM/RS <br /> ' Casing Length 75 feet Screened Casing Length <br /> Well Elevation feet MSL measured from <br /> PURGE CHARACTERISTICS <br /> ' Water Depth Before Pumping 60 10 ft 2 in= 1632 Gal/ft 4 1n = 6528 Gal/ft <br /> Calculated Water Column Volume 9 7 Gal Volumes Purged 3 <br /> Start Pumping Time 0939 End Pumping Time 0950 <br /> Total Time 1 I min Flow Gauge 28345 to 28385 <br /> ' Total Volume Pumped 40 Gal Avg Flow Rate 3 6 gpm <br /> Water Depth After Pumping 65 28 feet Time 0950 <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 /> ' 0941 65 6 1300 825 10 <br /> 0944 664 1312 780 20 <br /> ' 0947 666 1287 755 30 <br /> 0950 666 1301 748 40 <br /> ' l Q00 sample <br /> tcomments moderately to slightly turbid after purging <br /> ' drawdown =5 18 <br /> % recovery= 60 98 = 83 <br />