Laserfiche WebLink
MONITORING WELL SAMPLING DATA <br /> Project Name Stockton Yard Project Number S8100-06-62 <br /> ' Well No MW-11 Date 10/22/96 <br /> Well Diameter 4 in Field Personnel IM/RS <br /> Casing Length 79 5 feet Screened Casing Length <br /> Well Elevation feet MSL measured from <br /> 1 <br /> PURGE CHARACTERISTICS <br /> Water Depth Before Pumping 59 90 ft 2 in = 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 12 8Gal Volumes Purged 3 <br /> ' Start Pumping Time 1308 End Pumping Time 1320 <br /> Total Time 12 min Flow Gauge 27708 to 27747 <br /> Total Volume Pumped 39 Gal Avg Flow Rate 3 3 gpm <br /> Water Depth After Pumping 60 20 feet Time 1320 <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 /> ' 1312 71 6 1403 722 13 <br /> 1316 71 6 1400 718 26 <br /> 1320 724 1490 721 39 <br /> 1330 sample <br /> ' comments moderate odor <br /> ' drawdown =0 3 <br /> % recovery= 59 90= 100% <br />