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MONITORING WELL SAMPLING DATA <br /> ' <br /> =Project me Shop 10 Maintenance Sta Project ct Number 58475-06-24J <br /> ' Well No MW-13 Date 03/23/04 <br /> Well Diameter 4 in Field Personnel JE/LF <br /> ' Casing Length 86 70 feet Screened Casing Length NA <br /> Well Elevation 21 12 feet above MSL <br /> PURGE CIIARACTERISTICS <br /> Water Depth Before Purging 5164 ft 2 in = 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 22 89 Gal Volumes Purged 3 0 <br /> ' Start Purging Time 1307 End Purging Time 1338 <br /> Total Time 31 min Flow Gauge to <br /> ' Total Volume Pumped 69 Gal Avg Flow Rate 2 2 gpm <br /> Water Depth After Purging feet Time <br /> M SAMPLING C <br /> HARACTER][STICS <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 TEMP-[- =�] <br /> CONDUCTIVITY pH Gallons <br /> (umhos/cm) Purged <br /> 1318 230 741 744 23 <br /> 1329 221 735 732 46 <br /> 1338 21 8 734 735 69 <br />' 1340 Sample <br /> Comments Purge water clear, slight odor <br />' Turbidity= 18 ntu <br />