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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 2043 <br />' SAMPLE LOCATION /MW 2 DATE 6/24/2003 <br /> PROJECT NAME J M EQUIPMENT ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 1245 WEST CHARTER WAY SAMPLE TIME 900 <br /> CITY,STATE STOCKTON,CA SAMPLE CONTAINERS 2 V O A'S <br /> SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT GEOLOGICAL TECHNICS LAB ANALYSIS BY SHERWOOD LADS <br />' PROTECT MANAGER RAY/MIKE MONUMENT FLUSH <br /> SAMPLER I A DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" / 01632 <br />' SAMPLE MED GROUNDWATER P I D READING/ODOR NIA NONE <br /> TOP OF CASING ELE TION MSL COLOR LIGHT BROWN TO CLEAR <br /> DEPTH TO WATER (feet100th's) 1618 FEET CALC PURGE VOL 364 GAL <br />' DEPTH OF WELL (feetl00th's) 3850 FEET TOTAL VOLUME PURGED 12 GAY. <br /> STANDING WATER COLUMN 2232 FEET I DEPTR OF PUMP N/A FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E C TEMP O RT DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br />' PERPURGE (D T W) (GPM/LPM) (units) (Umhos) (cchaus) (IVlvolts) (PPM) (N T U) <br /> 0 NIA 5 GPM 721 973 221 946 154 LT BROWN <br /> 4 713 933 214 663 089 " <br /> 8 712 957 212 526 1 CLEAR <br /> 12 713 961 213 283 085 <br />' PURGE METHOD WATERRA DEDICATED PUMP <br /> SAMPLE METHOD WATERRA DEDICATED PUMP <br />' D T W AFTER PURGE D T W AT SAMPLE TIME 18 68 <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br />' REMARKS GOOD RECHARGE <br /> WEATHER CLEAR SKIES WIND NW5 <br />' QUALITY CONTROL ALL PURGING EQUIPMENTAND 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 DRUM <br />' INSTRUMENTATION Y S I 556 MULTIPROBB SYSTEM Y S I DISSOLVED OXYGEN METER <br /> SOLIMST SLOPE METER TIMRMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />