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MONITORING WELL SAMPLING DATA <br />' Project Name Shop 10 Maintenance Sta Project Number 58475-06-24B <br /> Well No VM-1 Date 10/02/02 <br /> Well Diameter 2 in Field Personnel JE/CK <br />' Casmg Length 60 feet Screened Casing Length NA <br /> Well Elevation NA <br /> PURGE CHARACTERISTICS <br /> Water Depth Before Purging 52 47 ft 2 in= 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 1 22 Gal Volumes Purged 3 3 <br /> ' Start Purging Time 0955 End Purging Time 0958 <br /> Total Time 3 min Flow Gauge to <br /> Total Volume Pumped 4 Gal Avg Flow Rate 1 3 gpm <br /> Water Depth After Purging feet Time <br /> SAMPLING CHARACTERISTICS <br /> ' Purging Method Submersible Pump 11 Sampling Method Disposable Bailer <br /> Laboratory Analysis TPHg, TPHd,BTEX, 5 FOCs by EPA Test Method 8260 <br /> TIME TEMPERATURE � CONDUCTNITY pH Gallons <br /> °C) {umhos/cm) Purged <br /> 0956 187 509 677 is <br /> ' 0957 186 520 675 3 <br /> 0958 207 513 665 4 <br /> 1 <br /> 1010 Sample <br /> Comments Purge water silty, strong hydrocarbon odor <br /> 1 <br /> ' Turbidity=400 ntu <br />