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MONITORING WELL SAMPLING DATA <br /> Project Name Shop - - <br /> � p 10 Maintenance Sta Project Number 58475 06 24 <br />' Well No VM-1 Date 5/10/02 <br /> Well Diameter 2 in Field Personnel JE <br />' Casing Length 60 feet Screened Casing Length <br /> Well Elevation feet MSL measured from <br /> PURGE CHARACTERISTICS <br />' Water Depth Before Purging 48 93 ft 2 in= 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 1 80 Gal Volumes Purged 3 1 <br />' Start Purging Time 1409 End Purging Time 1415 <br /> Total Time 6 min Flow Gauge to <br />' Total Volume Pumped 5 5 Gal Avg Flow Rate 0 9 gpm <br /> Water Depth After Purging feet Time <br /> SAIVYPLING 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 /> t TIME TEMPERATURE CONDUCTIVITY pH Gallons <br /> °C (umhos/cm) Purged <br /> I411 245 678 677 20 <br />' 1413 228 648 700 40 <br /> 1415 227 636 692 5 5 <br /> 1 <br /> 1425 Sample <br /> Comments Purge water silty, slight odor <br /> 1 <br /> Turbidity= 635 ntu <br />