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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2002 <br /> SAMPLE LOCATION I MW - 7S DATE: 12/27/2002 <br /> PROJECT NAME CONNELL MOTORS ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 2211 N WILSON WAY SAMPLE TIME 1048 <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 k , DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" / 0 1632 <br /> SAMPLE MEDT GROUNDWATER P I D READING/ODOR NIA NONE <br /> TOP OF CASING ELEVATION MSL COLOR LIGHT BROWN <br /> DEPTH TO WATER feet 100th's 5091 FEET CALC PURGE VOL 142 GAL <br /> DEPTH OF WELL (feet 100th's) 5962 FEET TOTAL VOLUME PURGED 45 GAL <br /> STANDING WATER COLUMN 871 FEET 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) (UMHOS) (Celsius) (Mvolts) (PFM) (N T U) <br /> 0 NIA 5 GPM 745 1140 216 -3 3 069 LT BRN <br /> 1 5 " " 731 1156 218 45 128 " <br /> 3 728 1144 22 1 175 082 if <br /> 45 726 1135 22 1 101 088 " <br /> PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 52 19' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE LOCK INSTALLED <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 /> 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 5808 P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT WATER SOIL <br />