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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> rMONITORING WELL FIELD LOG 2004 <br />' SAMPLE LOCATION/ MW - 4 DATE: 6/18/2004 <br />' PROJECT NAME FRONTIER TRUCKINGANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS LARCH ROAD SAMPLE TIME: 1427 <br /> CITY,STATE TRACY,CA SAMPLE CONTAINERS 4 V O A'S& 1 LITER <br />' SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT BLAKELY ENVIRONMENTAL LAS ANALYSIS BY SHERWOOD LABS <br />' PROJECT MANAGER HIRAM MONUMENT FLUSH <br /> SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED- WELL CASING DLA : T' / 0 1632 <br /> SAMPLE MEDIA. GROUNDWATER P I D READING 1 ODOR NIA MUSTY <br />' TOP OF CASING ELEVATION: MSL COLOR: LIGHT GREY <br /> DEPTH TO WATER* (feet 100th's) 950 FEET CALC PURGE VOL . 268 GAL <br /> DEPTH OF WELL (feet.100th's) 2595 FEET TOTAL VOLUME PURGED 905 GAL <br />' STANDING WATER COLUMN 1645 FEET DEPTH OF PUMP. 25 FEET <br /> FIELD PARAIMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br />' PEA PURGE (D T W) (GPMILPK (units) (UMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 NIA 5 GPM 734 5199 223 15 035 LT GREY <br /> 268 " 732 5318 229 28 018 " <br />' <br /> 537 732 5330 230 35 030 " <br /> 805 732 5355 235 49 042 <br />' PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br />' D T W AFTER PURGE D T W AT SAMPLE TIME 11261 <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br />' REMARKS <br /> WEATHER CLEAR SKIES WIND NW5 <br /> QUALITY CONTROL ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br />' FIELD KITHASTEAMCLEANER&ALCONOXSOAP NEWNITRILEGLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLYDRUM <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 />