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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2000 <br /> ' SAMPLE LOCATION/MW - 7 DATE: 12/28/00 <br /> PROJECT NAME GEORGE' S SERVICE ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 1600 DURHAM FERRY ROAD SAMPLE TIME 740 <br /> CITY,STATE TRACY,CA SAMPLE CONTAINERS 2 V O A 'S <br /> SITE CONTACT GEORGE&MAE PRESERVATIVES HCL <br /> CONSULTANT GEOLOGICAL TECHNICS LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER RAY KABLANOW 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 N/A NONE <br />' TOP OF CASING ELEVVrION MSL COLOR CLEAR <br /> DEPTH TO WATER (feet 100th's) 1127 FEET CALC PURGE VOL 1 70 GAL <br /> DEPTH OF WELL (feet 100th's) 21 70 FEET TOTAL VOLUME PURGED 6 GAL <br /> STANDING WATER COLUMN 1043 FEET DEPTH OF PUMP N/A FEET <br /> FIELD PARAMETERS <br /> NTIME CUMULATIVE DRAW PUMPING pHE C TEMP O R P DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPM/L,pm (units) (MsMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 702 1679 225 146 N/A CLEAR <br /> 2 DRY 700 1655 21 3 133 " <br /> 1 4 698 1686 212 125 <br /> 6 696 1698 204 117 " <br />' PURGE METHOD HONDA CENTRIFUGAL PUMP <br /> SAMPLE METHOD 1'STAINLESS STEEL BAILER WITH STAINLESS STEEL WIRE LINE <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 14 05' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> IREMARKS WELL GOES DRY AFTER PURGING 2 GALLONS <br /> WEATHER CLEAR SHIES WIND NONE <br />' QUALITY CONTROL ALL PURGING E 2UIPMENTAND SAMPLING E UIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DR UM OR 60 GAL POLY DR UM <br />' INSTRUMENTATION YS 1 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> • SOLINIST SLOPE METER THERMODINE 58013 P I D <br /> KECK INTERFACE METER TURBIDITY ME'T'ER <br />