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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> L <br /> MONITORING WELL FIELD LOG 1999 <br /> SAMPLE LOCATION/MW - 4 DATE: 12/22/99 <br /> 1 PROJECT NAME• GEORGE'S SERVICE ANALYSIS PERFORMED- SEE CHAIN OF CUSTODY <br /> ADDRESS. 1600 DURHAM FERRY ROAD SAMPLE TIME: 1547 <br /> CITY,STATE- TRACY,CA SAMPLE CONTAINERS 2 VOLAS <br /> SITE CONTACT- GEORGE OR MAE PRESERVATIVES HCL <br /> CONSULTANT: GEOLOGICAL TECHNICS INC LAB.ANALYSIS BY DSK LABS <br /> PROJECT MANAGER RAY OR MIKE MONUMENT: FLUSH <br /> 1 SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: 4 WELL CASING DIA.: 2" I 0 1632 <br /> SAMPLE MED GROUNDWATERP.LD.READING/ODOR NIA GAS <br /> TOP OF CASING ELE TION: MSL COLOR BROWN <br /> DEPTH TO WATER R eet100th's) 1143 FEET CALC.PURGE VOL.: 134 GAL <br /> DEPTH OF WELL. (feetlWth's) 1970 FEET TOTAL VOLUME PURGED: 45 GAL <br /> STANDING WATER COLUMN. 827 FEET DEPTH OF PUMP. N/A FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAW PUMPING pH E.C. TEMP O.R.P. DISSOLVEE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPMI,LPM) (units) (U-MROS) (C-d-us) (Mvolts) (PPM) (N T U) <br /> I 0 N/A 5 GPM 720 946 225 -43 N/A BROWN <br /> 15 726 910 216 -49 " " <br /> 3 733 916 224 -45 " <br /> 45 t735 920 226 44 " <br /> PURGE METHOD CENTRIFUGAL PUMP <br /> SAMPLE METHOD I'STAWLESS STEEL BAILER <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 12 68' <br /> 1WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK 1S INSTALLED <br /> WELL LOCATION SFE SITE MAP <br /> REMARKS <br /> WEATHER CLEAR WIND NWIO <br /> QUALITY CONTROL ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIEF WITHA STEAMCLEWER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT- D O T 17 55 GAL.STEEL DRUM OR 60 GAL.POLY DRUM <br /> INSTRUMENTATION Y S L 3560 FLOWCELL Y S L DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THEElMODINE 580B P I D <br /> KFS INTERFACE AEnM TURBIDITY METER <br /> (o <br />