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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> • <br /> MONITORING WELL FIELD LOG 2003 <br /> rSAMPLE LOCATION /MW 4 DATE- 3/21/2003 <br /> PROJECT NAME GEORGE'S SERVICE ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 1600 DURHAM FERRY ROAD SAMPLE TIME 1115 <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 MIKE NTEMI MONUMENT FLUSH <br /> SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DTA 2" / 0 1632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR NIA NONE <br /> ' TOP OF CASING ELEV TION MSL COLOR LIGHT BROWN TO CLEAR <br /> DEPTH TO WATER (feeLI00th's) 1295 FEET CALC PURGE VOL 110 GAL <br /> DEPTH OF WELL (feeL100th's) 19 70 FEET TOTAL VOLUME PURGED 45 GAL <br /> ' STANDING WATER COLUMN 675 FEET DEPTH OF PUMP NIA FEET <br /> FIELD PARAMETERS <br /> TIME CUNIULATTVE DRAW PUMPING pH E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> ' PERPURGE (D T W) (GPM/LPM) (units) (MEM1I08) (CCISILUS) (Mvolts) (PPM) (NTU) <br /> 0 NIA 5 GPM 722 1364 240 -380 084 LT BRN <br /> 15 727 1321 237 -444 067 <br /> 3 731 1298 221 -509 044 " <br /> ' 45 DRY 736 1261 224 -474 034 CLEAR <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 1480 <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> ' REMARKS POOR RECHARGE <br /> WEATHER CLOUDY SKIES WIND NONE <br /> QUALITY CONTROL ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> ' FIELD WITH A STEAMCL EANER &ALCONOX SOAP NEW NITRILE GL O VES <br /> CONTAINMENT D O T 17 55 GAL.STEEL DRUM OR 60 GAL POLY DRUM <br /> ' INSTRUMENTATION Y S 1 3560 PLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I 17 <br /> KECK INTERFACE METER TURBIDITY METER <br />