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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2004 <br /> SAMPLE LOCATION/MW- 8 DATE: 8/25/2004 <br /> ' PROJECT NAME 7 M EQUIPMENT ANALYSIS PERFORMED- SEE CHAIN OF CUSTODY <br /> ADDRESS 1245 WEST CHARTER WAY SAMPLE TIME 1505 <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 JOE ANGULO MONUMENT FLUSH <br /> SAMPLER I k DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED d WELL CASING DIA 211 / 0 1632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR N/A MUSTY/SPTC <br /> ' TOP OF CASING ELEVATION MSL COLOR BROWN <br /> DEPTH TO WATER feet 100th's 18 05 FEET CALC PURGE VOL 279 GAL <br /> DEPTH OF WELL feet 100th's 35 15 FEET TOTAL VOLUME PURGED 837 GAL <br /> STANDING WATER COLUMN 1710 FEET DEPTH OF PUMP 32 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) (GPMlLPM) (units) (MsMHOS) (Celsius) (Mvalts) (PPM) (N T U) <br /> 0 N/A 5 GPM 731 1002 1 232 20 0 43 BROWN <br /> 279 It fI715 1307 214 32 034 " <br /> 558 707 1315 213 32 037 <br />' <br /> 837 669 1342 214 84 1 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 1892, <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br />' REMARKS GOOD RECHARGE/FOAMY <br /> WEATHER CLEAR.SKIES WIND <br />' QUALITY CONTROL ALL PURGING E UIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STRAMCLEANER&ALCONOX SOAP NEWNITRILE GLOVES <br /> CONTAINMENT DOT 17 55 GAL STEEL DRUMOR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S 1556 MULTIPRO13E SYSTEM Y S I DISSOLVED OXYGEN METER <br /> SOL MST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />