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MONITORING WELL SAMPLING DATA <br />' ![p7,.7,,,,,Name Shop 10 Maintenance Sta Protect Number 58475-06-24D <br />' WeII No MW-12 Date 3117/03 <br /> Well Diameter 4 in Field Personnel JE/CK <br />' Casing Length 77 50 feet Screened Casing Length NA <br /> Well Elevation NA <br />' PURGE CHARACTERISTICS <br />' Water Depth Before Purging 50 81 ft 2 in= 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 17 42 Gal Volumes Purged 3 0 <br />' Start Purging Time 1311 End Purging Time 1332 <br /> Total Time 21 min Flow Gauge to <br />' Total Volume Pumped 53 Gal Avg Flow Rate 2 5 gpm <br /> Water Depth After Purging feet Time <br /> SAA PILINNG 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 TEMPERATURECONDUCTNITYT pH Gallons <br /> °C (umhos/cm) Purged <br /> 1318 219 705 781 18 <br /> 1325 209 694 748 36 <br /> 1332 211 716 744 53 <br /> 1335 Sample <br /> 1 <br /> Comments Purge water clear <br /> 16 rTurbidity= 17 ntu <br />