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MONITORING WELL SAMPLING DATA <br /> FPro;je;T�Name Shop 10 Maintenance Sta Project Number 58475-06-24B <br />' Well No MW-13 Date 10/02/02 <br /> Well Diameter 4 in Field Personnel JE/CK <br />' Casing Length 86 70 feet Screened Casing Length NA <br /> [:Well Elevation 21 12 feet above MSL <br /> PURGE CHARACTERISTICS <br /> Water Depth Before Purging 52 62 ft 2 in= 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 22 24 Gal Volumes Purged 3 0 <br /> Start Purging Time 0844 End Purging Time 0902 <br /> Total Time 18 min Flow Gauge to <br />' Total Volume Pumped 67 Gal Avg Flow Rate 3 7 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 CONDUCTIVITY pH Gallons <br /> (°C) (umhos/cm) Purged <br /> 0850 200 482 686 23 <br />' 0856 209 486 680 45 <br /> 0902 210 488 677 67 <br /> 0915 L Sample <br /> Comments <br />' Turbidity= 17 ntu <br /> 1 <br />