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r <br /> MONITORING WELL SAMPLING DATA <br /> rProtect Name Shop 10 Maintenance Sta Protect Number 58475-06-24B <br /> Well No MW-11 Date 9/30102 <br /> Well Diameter 4 in Field Personnel JE/CK <br />' Casing Length 60 feet Screened Casing Length NA <br /> LWell Elevation 2123 feet above MSL <br /> PURGE CHARACTERISTICS <br /> Water Depth Before Purging 51 75 ft 2 in = 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 5 38 Gal I Volumes Purged 3 2 <br />' Start Purging Time 1225 End Purging Time 1241 <br /> Total Time 16 min Flow Gauge to <br />' Total Volume Pumped 17 Gal Avg Flow Rate 1 1 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 /> 1230 232 478 669 6 <br /> 1236 228 481 674 12 <br /> 1241 222 479 675 17 <br /> 1 <br /> 1250 Sample <br /> r <br /> Comments Purge water clear <br /> r <br />' Turbidity= 23 ntu <br /> r <br /> r <br />