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1 <br />' DEL-TECH GEOTECHIVICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2004 <br />' SAMPLE LOCATION/MW- 13 DATE: 9/30/2004 <br /> PROJECT NAME. FRON'T'IER TRUCKING ANALYSIS PERFORMED. SEE CHAIN OF CUSTODY <br />' <br /> ADDRESS- LARCH ROAD SAMPLE TIME: 1846 <br /> CITY,STATE TRACY,CA SAMPLE CONTAINERS: 4 V O A'S <br /> SITE CONTACT: PRESERVATIVES: HCL <br />' CONSULTANT BLAKELY ENVIRONMENTAL LAB.ANALYSIS BY- SHERWOOD LABS <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 ELEVATION: MSL COLOR: BROWN TO CLEAR <br />' DEPTH TO WATER: feetJ00th's 10 37 FEET CALL.PURGE VOL-: 484 GAL <br /> DEPTH OF WELL: feet.100th's 4000 FEET TOTAL VOLUME PURGED: 1451 GAL <br /> STANDING WATER COLUMN- 2963 FEET DEPTH OF PUMP: 39 FEET <br />' FIELD PARAMETERS <br />' <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) (uocts) (UMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 793 2761 205 134 14 BROWN <br /> 494 792 2942 207 132 19 CLEAR <br /> 967 11 it 793 2975 208 127 19 " <br /> 1451 11 91 <br /> 1 <br />' PURGE METHOD• DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> D T.W AFTER PURGE D T W AT SAMPLE TIME 9 67' <br /> WELL INTEGRITY. CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE$ITT;MAP <br /> REMARKS GRAB SAMPLE COLLECTED PRIOR TO PURGING <br />' WEATHER CLEAR 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 POLY DRUM <br /> INSTRUMENTATION Y S 1556 MULTIPROBE Y S I DISSOLVED OXYGEN METER <br />' SOLINIST SLOPE METER THERMODINE 580B P 1 D <br /> KECK INTERFACE METER TURBIDITY METER <br />