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MONITORING WELL SAMPLING DATA <br /> Project Name Shop 10 Maintenance Sta Protect Number 58475-06-24C <br /> Well No VM-2 Date 12/11/02 <br /> Well Diameter 2 in Field Personnel 7E/DW <br />' Casing Length 60 feet Screened Casing Length NA <br /> Well EIevation NA <br /> PURGE CHARACTERISTICS <br /> Water Depth Before Purging 52 00 ft 2 in= 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 131 Gal Volumes Purged 3 4 <br /> Start Purging Time 1048 End Purging Time 1053 <br /> Total Time 5 min Flow Gauge to <br /> Total Volume Pumped 4 5 Gal Avg Flow Rate 0 9 gpm <br /> Water Depth After Purging feet Time <br /> SAIVIPLEiG 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 CONDUCTIVITY pH Gallons <br /> OC (umhos/cm) Purged <br /> 1049 187 487 672 15 <br /> 1051 202 480 664 3 <br /> 1053 206 478 661 45 <br /> 1100 Sample <br /> Comments Purge water gray, odor <br />' Turbidity= 50 ntu <br />