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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003 <br />' SAMPLE LOCATION /MW - 12 DATE: 6/26/2003 <br />' PROJECT NAME FRONTIER TRUCKING ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS LARCH ROAD SAMPLE TEME 1408 <br /> CITY,STATE TRACY,CA SAMPLE CONTAINERS 4 V O A'S& 1 LITER <br /> SITE CONTACT PRESERVATIVES HCL/TSP <br /> CONSULTANT BLAKELY ENVIRONMENTAL LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER HER AM MONUMENT FLUSH <br />' SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2' / 0 1632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR NIA NONE <br />' TOP OF CASING ELEVA N MSL COLOR BROWN TO CLEAR <br /> DEPTH TO WATER (feetl00th's) 931 FEET CALC PURGE VOL 496 GAL <br /> DEPTH OF WELL (feet100th's) 3971 FEET TOTAL VOLUME PURGED 15 GAL <br />' STANDING WATER COLUMN 3040 FEET I DEPTH OF PUMP TUBING FEET <br /> FIELD PARAMETERS <br />' • TIME CUMULATIVE DRAW PUMPING pH E C TEMP O RP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (DTW) (GPM/LPM) (units) (UMHOS} (Cemus) (Mvolts) (PPM) (N T U) <br /> 0 NIA 5 GPM 740 2181 213 -93 055 BROWN <br /> 5 744 2010 212 -342 052 CLEAR <br /> 10 745 2014 215 -392 035 " <br /> 15 745 2068 215 -333 039 " <br /> PURGE METHOD ISCO DIAPHRAM PUMP <br /> SAMPLE METHOD STAINLESS STEEL BAILER <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 1190' <br /> WELL INTEGRITY CAP& SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS <br /> WEATHER CLEAR SKIES WIND <br /> QUALITY CONTROL ALL PURGING EQUIPMENT AND SAMPLING EQ UIPMENT 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 DR UM <br /> INS'T'RUMENTATION Y S 1 556 MULTIPROBE Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER TFU RMODINE 580E P I D <br /> • KECK INTERFACE METER TURBIDITY METER <br />