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16 DEL,--TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2002 <br /> ' SAMPLE LOCATION /MW- 10 DATE: 6/20/2002 <br /> PROJECT NAME J M EQUIPMENT ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 1245 WEST CHARTER WAY SAMPLE TIME 1258 <br /> CITY,STATE STOCKTON,CA SAMPLE CONTAINERS' 2 V O A'S <br /> ' SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT GEOLOGICAL TECHNICS LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER RAY/MIKE 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 I ODOR N/A NONE <br /> ' TOP OF CASING ELEVATION MSL COLOR GREY TO LIGHT GREY <br /> DEPTH TO WATER feet 100th's 1505 FEET CALC PURGE VOL 250 GAL <br /> DEPTH OF WELL feet 100th's 30 34 FEET TOTAL VOLUME PURGED 9 GAL <br /> ' STANDING WATER COLUMN 1529 FEET DEPTH OF PUMP NIA FEET <br /> FIELD PARAMETERS <br /> MTIME CUMULATIVE DRAW PUMPING pH E C TEMP ORP DIS5QLVEll TURBIDITY' <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> ' PER PURGE (D T W) (GPMILPM) (units} (MsMII05) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 782 1330 225 -622 GREY <br /> 3 to It767 1277 218 -566 LT GREY <br /> 6 11 <br /> " 768 1262 213 -712 <br /> ' 9 767 1268 213 -744 " <br /> PURGE METHOD DEDICATED WATERRA PUMP&TUBING <br /> SAMPLE METHOD DEDICATED WATERRA PUMP&TUBING <br /> D T W AFIER PURGE D T W AT SAMPLE TIME 18 83' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION _ SEE SITE MAP _ <br /> REMARKS GOOD RECHARGE <br /> WEATHER CLEAR SKIES WIND <br /> QUALI'T'Y CONTROL ALL PURGING EQ UIPMENT AND SAMPLING EQ UIPMENT 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 POLY DR UM <br /> ' INSTRUMENTA TION Y S 1556 MULTIPROBE SYSTEM Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580E P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />