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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2002 <br /> ' SAMPLE LOCATION/ MW - 7 DATE- 911212002 <br /> PROJECT NAME MORITA BROTHERS ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS CHARTER WAY SAMPLE TIME 1428 <br /> CITY,STATE STOCKTON,CA SAMPLE CONTAINERS' 2 VOA'S <br /> ' SITE CONTACT PRESERVATIVES HCL <br /> ON GEOLOGICAL.TECHNICS LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER: RAY KABLANOW MONUMENT FLUSH <br /> SAMPLER t DEL-TECH WELL CASING MATERIAL ' PVC <br /> SIGNED WELL CASING DIA 2" / 01632 <br /> SAMPLE MEDIA GROUNDWATER P I D.READING 1 ODOR NIA NONE <br /> TOP OF CASING ELEVATION: MSL COLOR LIGHT BROWN <br /> DEPTH TO WATER (feet 100th`s) 35 50 FEET CALC PURGE VOL 089 GAL <br /> DEPTH OF WELL feet.100th's 3946 FEET TOTAL VOLUME PURGED 3 GAL <br /> ' STANDING WATER COLUMN. 396 FEET DEPTH OF PUMP' NIA FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E C. TEMP O.RP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPM/LPM) (units) (MsMH05) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 714 2122 226 -478 064 LT BRN <br /> 1 726 2104 223 -385 088 " <br /> 2 732 2062 224 -266 1 77 " <br /> 3 729 2020 225 -591 210 " <br /> PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 36 49' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> ' REMARKS <br /> WEATHER CLEAR SKIES "'IND NW5 <br /> ' QUALITY CONTROL ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D OT 17 55 GAL STEEL DR UM OR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S 1 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />