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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> 1 MONITORING WELL FIELD LOG 2002 <br /> SAMPLE LOCATION / MW - 202 DATE: 2/22/2002 <br /> PROJECT NAME. GEORGE' S SERVICE ANALYSIS PERFORMED• SEE CHAIN OF CUSTODY <br /> ADDRESS 1600 DURHAM FERRY ROAD SAMPLE TIME 1341 <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" / 01632 <br /> SAMPLE MEDIA' GROUNDWATER P I D.READING/ODOR N/A NONE <br /> ' TOP OF CASING EL VA N. MSL COLOR- CLEAR <br /> DEPTH TO WATER feet.100th's 1194 FEET CALL PURGE VOL 799 GAL <br /> DEP1H OF WELL. feet.100th's 6092 FEET TOTAL VOLUME PURGED: 24 GAL <br /> ' STANDING WATER COLUMN 4898 FEET I DEP FH 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 /> ' PER PURGE (D T W (GP34IILPM) (Units) (MsMHOS) (Celsius) (MVOIts) (PPM) (N T U) <br /> 0 NIA 5 GPM 773 939 239 -17 N/A CLEAR <br /> 8 11 it766 1109 245 -10 $1 <br /> 16 itit748 1066 244 -13 It <br /> 24 itit 746 1060 245 -14 " <br /> FURGE ME'T'HOD HONDA CENTRIFUGAL PUMP <br /> SAMPLE METHOD 1'STAINLESS S'T'EEL BAILER WITH STAINLESS STEEL WIRE LINE <br /> ' D.T W.AFTER PURGE D T W AT SAMPLE TIME 1888, <br /> -WE LL INTEGRITY• CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> ' REMARKS GOOD RECHARGE <br /> WEATHER CLOUDY SKIES WIND NONE <br /> ' UALI1 Y CONTROL ALL PURGING EQ UIPMENT AND SAMPLING EQ UIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCL SANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLY DR UM <br /> ' INSTRUMENTATION: Y S 1 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE ME17ER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />