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MONITORING WELL, SAMPLING DATA <br /> Project Name Shop 10 Maintenance Sta Protect Number S8475-06-241 <br /> Well No MW-1 l Date 11/18/03 <br /> Well Diameter 4 in Field Personnel 3E/DW <br /> Casing Length 60 feet Screened Casing Length NA <br /> Well Elevation 2123 feet above MSL <br /> PURGE CHARACTERISTICS <br /> Water Depth Before Purging 52 87 ft 2 in = 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 4 65 Gal Volumes Purged 3 0 <br /> Start Purging Time 0815 End Purging Time 0821 <br /> Total Time 6 min Flow Gauge to <br /> Total Volume Pumped 14 Gal Avg Flow Rate 2 3 gpm <br /> Water Depth After Purging feet Time <br /> lie <br /> SAMPLING CHARACTERISTICS <br /> Purging Method Submersible Pump 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 />' 0817 179 783 656 5 <br /> 0819 201 802 681 10 <br /> 0821 206 809 695 14 <br /> 0830 Sample <br /> Comments Purge water clear <br /> Duplicate <br /> Turbidity=08 ntu <br />