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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2002 <br /> SAMPLE LOCATION / MW - 4D DATE- 12/27/2002 <br /> PROJECT NAME CONNELL MOTORS ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 2211 N WILSON WAY SAMPLE TIME 935 <br /> CITY,STATE STOCKTON,CA SAMPLE CONTAINERS 4 V O A'S <br /> SITE CONTACT NONE PRESERVATIVES HCL <br /> CONSULTANT FOOTHILL ENG LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER IRV MONUMENT FLUSH <br /> SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" / 0 1632 <br /> SAMPLE MEDGROUNDWATER P I D READING 1 ODOR N/A NONE <br /> TOP OF CASIffELTION• MSL COLOR LIGHT BROWN <br /> DEPTH TO WATER feet I OOth's 51 1 1 FEET CALC PURGE VOL 7 88 GAL <br /> DEPTH OF WELL feet 100th's 99 40 FEET TOTAL VOLUME PURGED 24 GAL <br /> STANDING WATER COLUMN 4829 FEET DEPTH OF PUMP NIA 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) (GPM/LPM) (units) (UMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 NIA 3 GPM 780 1060 197 1 96 1 17 LT BRN <br /> 8 " 765 1050 20 176 092 " <br /> 16 11765 1047 20 151 1 14 " <br /> 24 Pi773 1034 198 5 2 089 " <br /> PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 58 14' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE LOCK INSTALLED <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS INSTALLED LOCK&CAP <br /> WEATHER OVERCAST SKIES WIND NW5 <br /> QUALITY CONTROL ALL PURGING E UIPMENT 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 DRUM <br /> INSTRUMENTATION Y S 1 556 MUTIPROBE SYSTEM Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P 1 D <br /> KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT WATER SOIL <br />