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1 <br /> iE:>Et__TEC'Fi <br />' DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> - MONITORING WELL FIELD LOG 2005 <br />' SAMPLE LOCATION/ MW 17 DATE: 6/20/2005 <br /> PROJECT NAME FRONTIER TRUCKING ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br />' ADDRESS LARCH ROAD SAMPLE TIME 1202 <br /> CITY,STATE TRACY CA SAMPLE CONTAINERS 4 V O A'S <br /> SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT BIOPHYSICAL ASSESSMENTS LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER DAVE/WINDY MONUMENT FLUSH <br /> SAMPLER DEL-TECH/DON LIGHT WELL CASING MATERIAL PVC <br />' SIGNED WELL CASING DIA 2" / 0163') <br /> SAMPLE MEDIA GROUNDWATER P I D READING 1 ODOR NIA NONE <br /> TOP OF CASING ELEVATION MSL COLOR CLEAR TO BROWN <br />' DEPTH TO WATER (feet 100th's) 1082 FEET CALC PURGE VOL 141 GAL <br /> DEPTH OF WELL (feet I00th's) 1948 FEET TOTAL VOLUME PURGED 424 GAL <br /> STANDING WATER COLUMN 866 FEET DEPTH OF PUMP 18 FEET <br />' FIELD PARAMETERS W <br /> TIME CUMULATIVE DRAW PUMPING PH E C TEMP ORP DISSOLVED TURBIDITY <br />' CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T N') (GPMILPMI (units) (UMHOS} (Celsus) (Mvolts) (PPM) (NTL) <br /> 0 N/A 1 0 GPM 727 4262 215 -1247 282 CLEAR <br />' <br /> 141 " 727 4501 212 -1205 1 35 W <br /> 283 725 4819 228 -933 1 46 " <br /> 424 725 4829 23 3 -865 1 26 BROWN <br /> 1 _ <br /> PURGE METHOD CENTRIFUGAL PUMP <br />' _ Y SAMPLE METHOD DEDICATED TUBING <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 12 85' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br />' 4 REMARKS <br /> WEATHER CLEAR SKIES/SUNNY WIND <br />' QUALITY CONTROL ALL PURGING EQUIPMENT AND SAMPLING E UIPMENT WAS CLEANED 1A`THE <br /> FIELD YNITH 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 1556 MULTIPROBE Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> . KECK INTERFACE METER TURBIDITY METER <br /> I <br />