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1 <br /> bEL--TECH <br />' DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' - MONITORING WELL FIELD LOG 2005 <br />' SAMPLE LOCATION 1 MW 4 DATE: 10/8/2005 <br /> PROJECT NAME BENETO INC #18 ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br />' ADDRESS 749 E CHARTER WAY SAMPLE TIME. 1710 <br /> CITY,STATE STOCKTON,CA SAMPLE CONTAINERS. 4 VOA'S <br /> SITE CONTACT PRESERVATIVES HCL <br />' CONSULTANT- CALIFORNIA GEOPHYSICAL I LABS ANALYSIS BY ARGON LABS <br /> PROJECT MANAGER JOHN CUSSEN MONUMENT FLUSH <br /> SAMPLER DEL-TECH/DON LIGHT WELL CASING MATERIAL PVC <br />' SIGNED WELL CASING DIA 2" / 01632 <br /> SAMPLE MEDIA GROUNDWATER P LD READING/ODOR. NIA STRNG FUEl <br /> TOP OF CASING ELEVATION- MSL COLOR GREY TO CLEAR <br />' DEPTH TO WATER feet100th'a 3747 FEET CALC PURGE VOL.: 413 GAL <br /> DEPTH OF WELL feet100th'a 6275 FEET TOTAL VOLUME PURGED. 1238 GAL <br /> STANDING WATER COLUMN. 25.28 FEET DEPTH OF PUMP' 60 FEET <br />' HELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E C TEMP. O R.P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br />' PER PURGE T W GpMl1 P uaits ImMHO Celalos ruffs (NTU) <br /> 0 NIA 5 GPM 702 1806 230 -948 052 GREY <br /> 413 682 1856 231 -802 054 " <br /> 815 679 1859 230 -797 062 CLEAR <br /> 1238 " 678 1860 230 -758 074 " <br /> PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> I R T W AFTER PURGE a T W AT SAMPLE TIME 3977 <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS: <br /> WEATHER: CLEAR SKIES/WARM WIND• NONE <br /> QUALITY CONTROL ALL PURGING E UIPMEWTAND SAMPLING EQUIPMENT WAS CLEANED 1N THE <br /> PTF.LD WITHA SIF"CLE,4NER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL_POLYDRUM <br /> INSTRUMENTATION Y S L 35W FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLIMST SLOPE METER THERMDECP E 580B PI.D <br /> KECK INTERFACE METER TURBIDITY METER <br />