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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2002 <br /> ' SAMPLE LOCATION 1 MW- 104 DATE. 12/20/2002 <br /> PROJECT NAME MORITA BROTHERS ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS CHARTER WAY SAMPLE TIME 1540 <br /> CITY,STATE STOCKTON, CA SAMPLE CONTAINERS 2 VOA'S <br /> ' SITE CON IACr PRESERVAIIVES HCL <br /> CONSULTANT GEOLOGICAL TECHNICS LAB ANALYSIS BY SHERWOOD LABS <br /> ' PROJECT MANAGER RAY KABLANOW MONUMENT FLUSH <br /> SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" / 0 1632 <br /> SAMPLE MEDT aGROUNDWATER P I D READING/ODOR NIA NONE <br /> TOP OF CASING ELEVATION MSL COLOR GREY <br /> DEPTH 10 WATER feet 100th's 3607 FEET CALC PURGE VOL 8 86 GAL <br /> DEP rH OF WELL feet 100t11's 9034 FEET TOTAL VOLUME PURGED 27 GAL <br /> ' STANDING WATER COLUMN 5427 FEET I DEPTH OF PUMP N/A FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> ' PER PURGE (D T W) (GPMILPM) (units) (MsMHOS) (Celsius) (MVol(s) (PPM) (N T U) <br /> 0 N/A 5 GPM 796 863 19 -65 N/A GREY <br /> 9 754 945 208 -57 " <br /> ' 18 754 915 205 -123 " <br /> 27 it " 756 922 201 -188 " It <br /> PURGE METHOD DEDICATED WATERRA PUMP <br /> ' SAMPLE METHOD DEDICATED WATERRA PUMP <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 40 14' <br /> WELL INTEGRI rY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS <br /> WEATHER OVERCAST SKIES WIND NW5 <br /> QUALITY CONTROL ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> IELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DR UM OR 60 GAL POLY DR UM <br /> INSTRUMENTATION Y S 1 3 560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE.METER THERMODINE 580B P I D <br /> KECK FNTERFACE METER TURBIDITY METER <br />