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MONITORING WELL SAMPLING DATA <br /> Project Name 305 S Hutchins Ave Project Number S8080-06-03 <br /> Well No MW-5 Date 01/11/96 <br /> Well Diameter 2 inch Field Personnel JJ/RS <br /> Casing Length 69 feet Screened Casing Length 20' (49 - 69 bgs) <br /> Well Elevation 45 06 feet MSL measured from Benchmark #516 <br /> PURGE CHARACTERISTICS <br /> Water Depth Before Pumping 5165 ft 2 inch diameter casing = 0 1632 Gal/ft <br /> 4 inch diameter casing = 0 6528 Gal/ft <br /> Calculated Water Column Volume 2 9 gallons -T Volumes Purged 6 <br /> Start Pumping Time 11 12 End Pumping Time 1120 <br /> Total Tune 8 min Flow Gauge <br /> Total Volume Pumped 18 gallons Avg Flow Rate 2 2 gpm <br /> Water Depth After Pumping 5100 feet Time 1123 <br /> . SAMPLING CHARACTERISTICS <br /> Sampling Method/Equipment Disposable bailer <br /> Laboratory Analysis TPHg, TPHd, BTEX, MTBE <br /> TIME TEMPERATURE CaNDUMIVITY pH Gallons <br /> I a <br /> Purged <br /> , <br /> 1112 655 750 688 3 <br /> 1117 673 758 712 6 <br /> 1120 687 781 716 9 <br /> Comments Total drawdown = 0 06 feet �l <br /> Lill L <br /> III <br /> 80% Recovery = " <br /> 1 <br /> Sample Depth = 50 94 <br /> I , <br /> I ' <br /> li II <br />