Laserfiche WebLink
n n . Y <br /> i 4 <br /> MONITORING WELL SAMPLING DATA <br /> Project Name 305 S Hutchins Ave Project Number 58080-06-03 <br /> Well No MW-4 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 80 feet MSL measured from Benchmark #516 <br /> PURGE CHARACTERISTICS ! <br /> Water Depth Before Pumping 52 05 ft 2 inch diameter casing = 0 1632 Gal/ft ' <br /> 4 inch diameter casing = 0 6528 Gal/ft-T <br /> i <br /> Calculated Water Column Volume 2 8 gallons Volumes Purged 6 <br /> Start Pumping Time 10 41 End Pumping Time 10 47 <br /> Total Time 6 min Flow Gauge <br /> Total Volume Pumped 18 gallons Avg Flow Rate 3 gpm <br /> I <br /> Water Depth After Pumping 52 04 feet Time 10 50 <br /> I <br /> SAMPLING CHARACTERISTICS <br /> Sampling Method/Equipment Disposable bailer <br /> Laboratory Analy3is TPHg, TPHd, BTEX, MTBE ' <br /> TIME TEMPERATURE CONDUCTIVITY PH Gallons <br /> Purged <br /> 1041 651 952 712 3 <br /> 1044 675 942 698 6 <br /> 1047 686 934 694 9 <br /> , <br /> I <br /> Comments Total drGw_down = 0 01 feet ' <br /> 80% Recovery = 52 04 feet <br /> I <br /> Sample Depth = 52 05 feet <br /> I i <br /> 1 I , <br /> I ' <br /> I <br />