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t <br /> DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 2004 <br />' SAMPLE LOCATION/MW- 8 DATE: 7/19/2004 <br />' PROJECT NAME DARPETRO, INC EALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 749 E CHARTER WAY MPLE TIME 1446 <br /> CITY,STATE STOCKTON, CA MPLE CONTAINERS 4 VOA'S <br />' LSITE CONTACT ESERVATIVES HCL <br /> CONSULTANT CALIFORNIA GEOPHYSICAL B ANALYSIS BY SHERWOOD LABS <br />' PROJECT MANAGER JOHN CUSSEN MONUMENT FLUSH <br /> SAMPLER 0DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" / 01632 <br /> SAMPLE MEDIA 13 GROUNDWATER P I D READING/ODOR N/A MUSTY FUEL <br />' TOP OF CASING ELEVATION MSL COLOR GREY <br /> DEPTH TO WATER feet 100th's 37 29 FEET CALC PURGE VOL 421 GAL <br /> DEPTH OF WELL feet 100th's 63 11 FEET TOTAL VOLUME PURGED 1264 GAL <br />' STANDING WATER COLUMN- 2582 FEET I DEPTH OF PUMP 61 FEET <br /> FIELD PARAMETERS <br />' TIME CUMULATIVE DRAW PUMPING pH E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPM/LPM) (units) (UmMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 714 1903 233 44 061 430 <br /> 421 pi " 712 1914 230 -55 034 200 <br />' <br /> 843 ti If712 1921 230 -59 042 45 <br /> 1264 it it 7 14 1930 230 -60 038 27 <br /> PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> I D T W AFTER PURGE D T W AT SAMPLE TIME 37 30' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> IREMARKS <br /> WEATHER CLEAR/HOT WIND NONE <br /> QUALITY CONTROL ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH STEAMCLEANER&ALCONOX SOAP NEWNITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLY DR UM <br /> I INSTRUMENTATION Y S 13560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> I <br />