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1 <br /> DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2002 <br />' SAMPLE LOCATION/MW - 12 DATE: 1/17/2003 <br />' PROJECT NAME FRONTIER TRUCKING ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS LARCH ROAD SAMPLE TIME J 1227 <br /> CITY,STATE- TRACY,CA SAMPLE CONTAINERS 4 V O A'S & 1 LITRE <br />' SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT BLAKELY ENVIRONMENTAL LAB.ANALYSIS BY SHERWOOD LABS <br /> I <br />' PROJECT MANAGER HIRAM 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 ELEVA N MSL COLOR CLEAR <br /> DEPTH TO WATER feet 100th's 891 FEET CALC PURGE VOL 503 GAL <br /> DEPTH OF WELL feet 100th's 39 71 FEET TOTAL VOLUME PURGED: 15 GAL <br />' STANDING WATER COLUMN 3080 FEET DEPTH OF PUMP TUBING FEET <br /> FIELD PARAMETERS <br />' AL <br /> TIME CUMULATIVE DRAW PUMPING PH E C TEMP O R.P DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPMILPM) (units) (MsMHOS) (Celsius) (Mvolts) (PPM) (N T V) <br /> 0 N/A 5 GPM 740 2136 197 33 041 CLEAR <br /> 5 737 2148 200 37 040 " <br /> 10 ;; 755 2170 200 40 038 " <br /> 15 756 2174 201 43 030 " <br /> PURGE METHOD ISCO PERISTALTIC PUMP <br /> SAMPLE METHOD ISCO PERISTALTIC PUMP <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 13 41' <br /> WELL INTEGRITY CAP& SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS <br /> WEATHER OVERCAST SKIES WIND <br /> QUALITY CONTROL ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S 1 556 MULTIPROBE Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />