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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 2003 <br /> ISAMPLE LOCATION/MW - 4 DATE: 12/30/2003 <br /> t PROJECT NAME FRONTIER TRUCKING ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS LARCH ROAD SAMPLE TEM 1736 <br /> CITY,STATE TRACY,CA SAMPLE CONTAINERS 4 V O A'S& 1 LITER <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 ELEVA ION MSL COLOR BROWN <br /> DEPTH TO WATER (feet100th'S) 920 FEET CALC PURGE VOL 273 GAL <br /> DEPTH OF WELL (feet.100th's) 2595 FEET TOTAL VOLUME PURGED 820 GAL <br /> STANDING WATER COLUMN 1675 FEET DEPTH OF PUMP 25 FEET <br /> FIELD PARAMETERS <br />' TIME CUMULATIVE DRAW PUMPING pH E C TEMP O R.P DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PERPURGE (D T W) (GPM(LFM) (units) (UMHOS) (Celsus) (MVI)Its) (PPM) (N T U) <br />' 0 N/A 5 GPM 777 3500 212 287 044 BROWN <br /> 273 774 3449 210 296 054 " <br /> 547 776 3490 211 292 101 " <br /> 820 7-16 3501 211 304 092 " <br /> PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 1104' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS <br /> WEATHER COLD/FOG WIND NW5 <br /> QUALITY CONTROL ALL PURGING EQ UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLFANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLY DRUM <br /> INSTRUMENTATION Y S 1 556 MULTIPROBE Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580E P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />