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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG <br /> 2005 <br /> t y <br /> SAMPLE LOCATION/MW 8 DATE: 7/20/2006 <br /> PROJECT NAME GEORGE'S SERVICE ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 1600 DURHAM FERRY ROAD SAMPLE TIME 1249 <br /> ' CITY,STATE TRACY,CA SAMPLE CONTAINERS 3 VOA'S <br /> SITE CONTACT GEORGE&MAE PRESERVATIVES. HCL <br /> CONSULTANT GEOLOGICAL TECHNICS LAB ANALYSIS BY SHERWOOD LABS <br /> ' PROJECT MANAGER ERIC PRICE MONUMENT FLUSH <br /> SAMPLER DEL-TECH/DON LIGHT WELL CASING MATERIAL PVC <br /> SIGNED. $ WELL CASING DTA 211 / 01632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR N/A NONE <br /> TOP OF CASING ELEVATION MSL COLOR CLEAR <br /> DEPTH TO WATER (feet_100th's) 1177 FEET CALC PURGE VOL 156 GAL <br /> DEPTH OF WELL feet.100th's) 2135 FEET TOTAL VOLUME PURGED 469 GAL <br /> STANDING WATER COLUMN 958 FEET I DEPTH OF PUMP 20 FEET <br /> FIELD PARAMETERS <br /> M � <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) (GPMaYR) (units) (MsMIIOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 789 1894 224 -100.5 :1 108 CLEAR <br /> 156 DRY <br /> 3 13 " <br /> 469 " <br /> PURGE METHOD HONDA CENT'RIF'UGAL PUMP <br /> SAMPLE METHOD DEDICATED WATERRA INERTIA TUBING <br /> D T W ATTER PURGE D T W AT SAMPLE TIME 1803, <br /> ' WELL,INTEGRITY CAP&SEAL ARE SECURE <br /> WELL,LOCATION SEE SITE MAP <br /> REMARKS WENT DRY/POOR RECHARGE/GRABBED SAMPLE <br /> ' WEATHER CLEAR SKIES/SUNNY WIND <br /> QUALITY CONTROL ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD RTTHA STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> ' CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL P17LYDRUM <br /> INSTRUMENTATION Y S 1 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> ' SOLINIST SLOPE METER TF[ERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> 1 <br />