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MONIT®IZING WELL SAMPLING DATA <br /> ' Protect Name Shop 10 Maintenance Sta Protect Number 58475-06-24K <br /> Well No MW-20 Date 05/26/04 <br /> Well Diameter 4 in Field Personnel JE/DW <br /> Casmg Length 90 90 feet Screened Casing Length NA <br /> Well Elevation 22 52 feet above MSL <br /> ' <br /> PURGE CHARACTERISTICS <br /> ' Water Depth Before Purging 52 38 ft 2 in = 1632 Gal/ft 4 in = 6528 Gal/ft <br /> Calculated Water Column Volume 25 15 Gal Volumes Purged 3 0 <br /> ' Start Purging Time 0937 End Purging Time 1020 <br /> Total Time 43 min Flow Gauge to <br /> ' Total Volume Pumped 76 Gal Avg Flow Rate 1 8 gpm <br /> Water Depth After Purging feet Time <br /> SAM PLUgG CHARACTERISTICS <br /> ' Purging Method Submersible Pump Sampling Method Disposable Baiter <br /> Laboratory Analysis TPHg, TPHd, BTEX, 5 FOCs by EPA Test Method 8260 <br /> TIME TEMPERATURE CONDUCTIVITYJ pH Gallons <br /> °C (umhos/cm) Purged <br /> 0952 21 7 702 790 25 <br /> ' 1006 214 707 778 50 <br /> 1020 213 704 789 76 <br /> 1025 Sample <br /> Comments Purge water clear <br /> Duplicate <br /> ' Turbidity= 18 ntu <br />