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t <br /> DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> IMONITORING WELL FIELD LOG 2004 <br /> SAMPLE LOCATION /MW- 3 DATE: 7/19/2004 <br /> PROJECT NAME DARPETRO,INC ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 749 E CHARTER WAY SAMPLE TIME 1524 <br /> CITY,STATE STOCKTON, CA SAMPLE CONTAINERS 4 VOA'S <br /> SITE CONTACT I PRESERVATIVES HCL <br /> CONSULTANT 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 4" 1 06528 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR NIA LT MUSTY <br /> I TOP OF CASING ELEV TION. MSL COLOR CLEAR <br /> DEPTH TO WATER feet 100th's 37 72 FEET CALC PURGE VOL. 786 GAL <br /> DEPTH OF WELL feet 100th's 49 76 FEET TOTAL VOLUME PURGED 2358 GAL <br /> ISTANDING WATER COLUMN 1204 FEET DEPTH OF PUMP 48 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) (UmmHbS) (Celsius) (Mvolt0 (PPM) (N T U) <br /> 0 N/A 1 GPM 694 1638 23 8 -94 057 48 12 <br /> 786 it 684 1666 23 5 -103 032 3222 <br /> 1572 10681 1731 236 -107 039 3268 <br /> 23 58 681 1712 234 -102 046 2201 <br /> PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 37 75' <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 do ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S I 3560 FLOWCELL Y S 1 DISSOLVED OXYGEN METER <br />' SOLMIST SLOPE METER THERMODINE 580D P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />