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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2004 <br /> ' SAMPLE LOCATION/MW - 9 DATE: 10/13/2004 <br /> ' PROJECT NAME. VALLEY WHOLESALE DRUG ANALYSIS PERFORMED. SEE CHAIN OF CUSTODY <br /> ADDRESS FREMONT STREET SAMPLE TIME: 850 <br /> CITY,STATE. STOCKTON,CA SAMPLE CONTAINERS: 4 V OA'S <br /> ' SITE CONTACT PAUL SOUVA PRESERVATIVES: HCL <br /> CONSULTANT. GEOLOGICAL TECHNICS LAB.ANALYSIS BY SHERWOOD LABS <br /> ' PROJECT MANAGER ERIC PRICE MONUMENT FLUSH <br /> SAMPLER, DEL-TECH WELL CASING MATERIAL• PVC <br /> SIGNED WELL CASING DIA.. 2" 1 01632 <br /> SAMPLE MEDIA* GROUNDWATER P.LD READING I ODOR, NIA SEPTIC <br /> ' TOP OF CASING ELEVATION: MSL COLOR DARK BROWN TO CLEAR <br /> DEPTH TO WATER. (feet.100th's) 899 FEET CALC.PURGE VOL.- 190 GAL <br /> DEPTH OF WELL: (feet.100th's) 20 65 FEET TOTAL VOLUME PURGED: 571 GAL <br /> ' STANDING WATER COLUMN: 1166 FEET I DEPTH OF PUMP: 19 FEET <br /> FIELD PARAMETERS <br /> TIME cuMuLATIVE DRAW PUMPINGP H E.C TEMP. ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> ' PER PURGE (DTW) (GPM/LPM) (units) (UMBOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 NIA 5 GPM 761 803 233 -27 052 DK BROWN <br /> 190 766 818 227 -23 046 CLEAR <br /> ' <br /> 381 769 822 226 -27 045 " <br /> 571 772 820 225 -30 034 " <br /> 1I L El <br /> PURGE METHOD* CENTRIFUGAL PUMP <br /> ' SAMPLE METHOD DEDICATED TUBING <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 9 52' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE LOCK INSTALLED <br /> WELL LOCATION. <br /> ' REMARKS <br /> WEATHER CLEAR/HOT 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 POLYDRUM <br /> ' INSTRUMENTATION Y SZ 3560 FLOWCEIL Y S1 DWOLVED OXYGEN METER <br /> • SOLIMST SLOPE METER TIIF.RMODINE 580E P I.D <br /> KECK INTERFACE METER TURBIDITY METER <br /> 1 � <br />