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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2001 <br /> ' SAMPLE LOCATION 1 MW - 202 DATE: 92!3/2001 <br /> ' PROJECT NAME. GEORGE' S SERVICE ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS. 1600 DURHAM FERRY ROAD SAMPLE TIME 1700 <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. s DEL-TECH WELL CASING MATERIAL ' PVC <br /> SIGNEDWELL CASING DIA 2" / 0 1632 <br /> SAMPLE MED + GROUNDWATER P I D.READING 1 ODOR NIA NONE <br /> TOP OF CASING ELEVATION. MSL COLOR CLEAR <br /> DEPTH TO WATER feet.100th's 1134 FEET CALC PURGE VOL . 809 GAL <br /> DEPTH OF WELL feet 140th's 60 92 FEET TOTAL VOLUME PURGED- 24 GAL <br /> ' STANDING WATER COLUMN: 4958 FEET I DEPTH OF PUMP NIA FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> Ii <br /> ' PER PURGE (D T W) (GPMILPM) (units) (MsMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 NIA 5 GPM 879 864 22 1 -34 NIA CLEAR <br /> 8 785 1043 229 -3 IT " <br /> ' 16 758 982 23 7 -4 it <br /> 24 730 939 23 6 -4 it <br /> ' PURGE METHOD HONDA CENTRIFUGAL PUMP <br /> SAMPLE METHOD I'STAINLESS STEEL SAILER WITH STAINLESS STEEL WIRE LINE <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 20 65' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> ' REMARKS SOME SEDIMENT WAS PUMPED FROM BOTTOM <br /> WEATHER CLEAR SKIES WIND NONE <br /> ' QUALITY CONTROL ALL PURGING E UIPMENTAND SAMPLING EQ UIPMENT WAS CLEANED IN THE <br /> FIELD WITH STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S 13560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> 1 KECK INTERFACE METER TURBIDITY METER <br />