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` DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2002 <br /> SAMPLE LOCATION 1 MW - 4 DATE- 6/20/2002 <br /> ' PROJECT NAME J M EQUIPMENT ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 1245 WEST CHARTER WAY SAMPLE TIME 13 26 <br /> CITY,STATE STOCKTON,CA SAMPLE CONTAINERS 2 V O A'S <br /> ' SITE CONTACT- PRESERVATIVES HCL <br /> CONSULTANT GEOLOGICAL TECHNICS I LAB ANALYSIS BY SHERWOOD LABS <br /> ' PROJECT MANAGER RAY/MIKE MONUMENT FLUSH <br /> SAMPLER k DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED a WELL CASING DIA 2" / 0 1632 <br /> ' SAMPLE MEDIA GROUNDWATER P I.D READING/ODOR N/A FUEL <br /> G <br /> TOP OF CASINE ION MSL COLOR GREY TO CLEAR <br /> DEP'!H TO WATER feet 100th's 1468 FEET CALC PURGE VOL 321 GAL <br /> DEPTH OF WELL (feet 100th's 34 34 FEET TOTAL VOLUME PURGED 105 GAL <br />' STANDING WATER COLUMN- 1966 FEET DEPTH OF PUMP N/A 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 I W) (GPMILPM) (un[(S) (MSMIIOS) (CeISWS) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 714 1700 234 -745 GREY <br /> 35 6 93 1668 226 -793 LT GREY <br /> 7 It <br /> 689 1664 22 1 -800 CLEAR <br /> 105 686 1665 21 9 -797 <br /> 1 <br /> PURGE METHOD DEDICATED WATERRA PUMP&TUBING <br /> SAMPLE METHOD DEDICATED WATERRA PUMP&TUBING <br /> D T W AFTER PURGE D T W AT SAMPLE'TIME 18 49' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS <br /> WEATHER CLEAR SKIES WIND NW5 <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 D O T 17 55 GAL STEEL DRUM OR 60 GAL POLYDRUM <br /> tINSTRUMENTATION Y S 1 556 MULTIPROBE SYSTEM Y S 1 DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER TEERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> 1 <br />