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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2002 <br />' SAMPLE LOCATION/MW - 7 DATE• 2/26/2002 <br /> PROJECT NAME J M EQUIPMENT ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 1245 WEST CHARTER WAY SAMPLE TIME 1626 <br /> CITY,STATE STOCKTON,CA SAMPLE CONTAINERS 2 V O A'S <br /> ' SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT GEOLOGICAL TECHNICS LAB AN BY SHERWOOD LABS <br /> ' PROJECT MANAGER RAY/MIKE MONUMENT FLUSH <br /> SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" 1 0 1632 <br /> SAMPLE MEDIAGROUNDWATER P I D READING/ODOR NIA NONE <br /> TOP OF CASING ELEV ION MSL COLOR LIGHT GREY <br /> DEPTH TO WATER (feet 100th's) 1395 FEET CALC PURGE VOL 266 GAL <br /> DEPTH OF WELL feet 100th's 3023 FEET TOTAL VOLUME PURGED 9 GAL <br /> STANDING WATER COLUMN 1628 FEET DEPTH OF PUMP NIA 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) (GPMILPM) (units) (MsMHOS) (Celsius) (Mvults) (PPM) (N T U) <br /> 0 N/A 5 GPM 704 931 21 3 -63 NIA LT GREY <br /> 3 " 687 946 214 -47 " <br /> ' 6 tj686 1012 23 5 -39 " <br /> 9 682 985 225 -36 " <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 35' <br /> WELL INTEGRITY CAP&.SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP - <br /> REMARKS GOOD RECHARGE <br /> WEATHER OVERCAST SKIES WIND <br /> QUALITY CONTROL ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOX SOAP NEWNITRILE GLOVES <br /> CONTAINMENT DO T 1755 GAL STEEL DRUM OR 60 GAL POLYDRUM <br /> ' INSTRUMENTATION Y S 1 3560 FLOWCEI.L Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />