Laserfiche WebLink
MONITORING WELL SAMPLING DATA <br /> Project Name Stockton Yard Prosect Number S8100-06-62 <br /> ' Well No MW-4 Date 10/22/96 <br /> Well Diameter 4 in Field Personnel IMIRS <br /> Casing Length 74 feet Screened Casing Length <br /> Well Elevation feet MSL measured from <br /> PURGE CHARACTERISTICS <br /> Water Depth Before Pumping 60 24 ft 2 in = 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 9 Gal Volumes Purged 3 <br /> ' Start Pumping Time 1029 End Pumping Time 1043 <br /> Total Time 14 min Flow Gauge 27534 to 27561 <br /> ' Total Volume Pumped 27 Gal Avg Flow Rate 1 9 gpm <br /> Water Depth After Pumping 67 50 feet Time 1043 <br /> SAMPLING CHARACTERISTICS <br /> ' Sampling Method disposable bailer <br /> Laboratory Analysis TPHg,TPHd,BTEX,MTBE <br /> ' TIME TEMPERATURE CONDUCTIVITY pH Gallons <br /> CC) (umhos/cm) Purged <br /> 1032 200 758 70 9 <br /> 1034 202 758 71 18 <br /> ' 1043 202 480 7 1 27 <br /> ' 1055 sample <br /> ' comments dry after 19 gallons <br /> ' drawdown= 7 26 <br /> % recovery=61 70= 80% <br />