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' DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> • <br />' MONITORING WELL FIELD LOG 2006 <br />' SAMPLE LOCATION/MW - 5 DATE: 1/22/2006 <br />' PROJECT NAME. GEORGE'S SERVICE ANALYSIS PERFORMED- SEE CHAIN OF CUSTODY <br /> ADDRESS- 1600 DURHAM FERRY ROAD SAMPLE TIME- 1515 <br /> CITY,STATE- TRACY,CA SAMPLE CONTAINERS 4 VOA'S <br />' SITE CONTACT: GEORGE&MAE PRESERVATIVES HCL <br /> CONSULTANT. GEOLOGICAL TECHNICS I LAB.ANALYSIS BY EXCELCHEM LABS <br />' PROJECT MANAGER ERIC PRICE MONUMENT FLUSH <br /> SAMPLER DEL-TECH 1 DON LIGHT WELL CASING MATERIAL PVC <br /> SIGNED. WELL CASING DIA.. 2" / 01632 <br /> SAMPLE MEDIA GROUNDWATER P.I D.READING I ODOR N/A MUSTY <br /> TOP OF CASING ELEVATION: MSL COLOR LIGHT BROWN <br /> DEPTH TO WATER (feet 100th's) 12 08 FEET CALC PURGE VOL.- 145 GAL <br /> DEPTH OF WELL (feet.100th's) 20 95 FEET TOTAL VOLUME PURGED: 434 GAL <br /> ' STANDING WATER COLUMN- 887 FFET I DEPTH OF PUMP 19 FEET <br /> FIELD PARAMETERS <br /> TIME CUMVLATIvF, DRAW PUMPING pH E C. TEMP O R.P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> ' PER PURGE (D T W) (GPM/LPM) (units) (MsMI10S) (Celsius) (Mvolts) (PP34I) (N T U) <br /> 0 N/A 5 GPM 770 1696 242 420 054 LT BROWN <br /> 145 DRY 771 1693 243 420 048 " <br /> ' <br /> 290 " <br /> 434 " <br /> PURGE METHOD HONDA CENTRIFUGAL PUMP <br /> ' SAMPLE METHOD DEDICATED WATERRA INERTIA TUBING <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 17 79' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> ' REMARKS POOR RECHARGE/GRAB SAMPLE <br /> WEATHER CLEAR SHIES/SUNNY WIND NONE <br /> ' QUALITY CONTROL ALL PURGING EQUIPMENT 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 I 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLMST SLOPE METER THERMODINE 5805 P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />