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t <br /> DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 2004 <br /> FISAMPLE LOCATION 1 MW - 13 DATE: 10/7/2004 <br /> rrpROJ�ECTNAME DARPETRO,INC ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> 749 E CHARTER WAY SAMPLE TIME 1858 <br /> E STOCKTON,CA SAMPLE CONTAINERS 4 VOA'S <br /> ACTPRESERVATIVES HCL <br /> NT CALIFORNIA GEOPHYSICAL LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER JOHN CUSSEN 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 1 ODOR N/A MUSTY <br />' TOP OF CASING ELEVATION MSL COLOR GREY <br /> DEPTH TO WATER feet 100th's 38 75 FEET CALC PURGE VOL 113 GAL <br /> DEPTH OF WELL feet 100th's 45 70 FEET TOTAL VOLUME PURGED 340 GAL <br /> STANDING WATER COLUMN 695 FEET DEPTH OF PUMP 44 FEET <br /> w <br /> FIELD PARAMETERS <br />' TIME CUMULA IVE DRAW PUMPING pH E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> I PER PURGE (D T W} (GPMn.PM) (units) (UMMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 784 1211 233 -32 036 GREY <br /> 113 781 1289 232 -27 035 " <br /> 227 770 1340 233 -19 033 " <br /> 340 768 1347 232 -16 030 " <br />' PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br />' D T W AFTER PURGE D T W AT SAMPLE TIME 40 19' <br /> WELL.INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br />' REMARKS <br /> WEATHER CLEAR/HOT WIND NONE <br /> QUALITY CONTROL ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br />' FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT DOT 17 55 GAL STEEL DRUMOR 60 GAL POLY DRUM <br />' INSTRUMENTATION Y S 1 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODWE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />