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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2004 <br /> ' SAMPLE LOCATION /MW- 111 DATE 3/20/2004 <br /> ' r PROJECT NAME MORITAS BROS ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 814 E CHARTER WAY SAMPLE TIME 1500 <br /> CITY STATE STOCKTON,CA SAMPLE CONTAINERS 4 V O A'S <br /> ' SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT GEOLOGICAL TECHNICS LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER .TOE ANGULO MONUMENT FLUSH <br /> ' SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" / 0 1632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR N/A MUSTY <br /> TOP OF CASING ELEVA ION MSL COLOR GREY <br /> DEPTH TO WATER feet 100th's 3638 FEET CALC PURGE VOL- 265 GAL <br /> DEPTH OF WELL feet 100th's 5260 FEET TOTAL VOLUME PURGED 794 GAL, <br /> ' STANDING WATER COLUMN 1622 FEET DEPTH OF PUMP 51 FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE I DRAW I PUMPING pH E C HTEMPORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PERPURGE (DTW) (GPM/LPM) (units) (Umhos) (Mvolts) (PPM) (N T U) <br /> ' 0 N/A 5 GPM 1053 1303 22 -2142 110 GREY <br /> 265 " " 952 414 22 -948 161 " <br /> 529 " " 924 832 222 -795 184 " <br /> ' <br /> 794 10 <br /> " 849 945 214 -785 1 07 " <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 39 74' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS GOOD RECHARGE <br /> ' WEATHER CLEAR SKIES WIND <br /> QUALITY CONTROL ALL PURGING EQUIPMENT AND SAMPLING EQ UIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 1755 GAL STEEL DRUMOR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S 1556 MULTIPROBE SYSTEM Y S I DISSOLVED OXYGEN METER <br /> ' SOLINIST SLOPE METER THERMODINE 5SOB P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />