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i <br /> DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2004 <br />' SAMPLE LOCATION 1 MW - 10 DATE: 7/19/2004 <br />' PROJECT NAME DARPETRO,INC ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 749 E CHARTER WAY SAMPLE TIME 10 57 <br /> CITY,STATE STOCKTON, CA SAMPLE CONTAINERS 4 VOA'S <br /> SITE CONTACT PRESERVATIVES HCL <br />' CONSULTANT- CALIFORNIA GEOPHYSICAL LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER JOHN CUSSEN MONUMENT FLUSH <br />' SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" / 0 1632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR NIA MUSTY/FUEL <br />' TOP OF CASING ELEVATION MSL COLOR GREY <br /> DEPTH TO WATER feet 100th's 3674 FEET CALC PURGE VOL 448 GAL <br /> DEPTH OF WELL feet 100th's 64 20 FEET TOTAL VOLUME PURGED 1344 GAL <br /> STANDING WATER COLUMN 2746 FEET I DEPTH OF PUMP 62 FEET <br /> FIELD PARAMETERS <br />' TIME CUMULATIVE DRAW PUMPING pH E C TEMP O R P DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPM/LPM) (units) (UmMHOS) (Celsius) (mvolts) (PPM) (N T U) <br /> 0 NIA 5 GPM 7 64 1321 21 3 -12 049 230 <br /> 448 " 768 1240 21 3 -71 05 150 <br /> 896 It <br /> it 769 1223 21 2 -82 037 75 <br />' 1344 767 1220 21 2 -89 032 48 <br />' PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br />' D T W AFTER PURGE D T W AT SAMPLE TIME 36 77' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS <br /> WEATHER CLEAR/HOT WIND NONE <br /> QUALITY CONTROL ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br />' FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLY DR UM <br /> INSTRUMENTATION Y S 13560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br />' SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> 1 <br />