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I <br />' DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' - MONITORING WELL FIELD LOG 2005 <br />' SAMPLE LOCATION/MW 7 DATE: 7/12/20o5 <br /> PROJECT NAME BENETO TANK LINES#8 ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br />' ADDRESS 749 E CHARTER WAY SAMPLE TIME 8 10 <br /> CITY STATE STOCKTON CA SAMPLE CONTAINERS 4 VOA'S <br /> SITE CONTACT PRESERVATIVES, HCL <br /> CONSULTANT CA,LiFORNIA GEOPHYSICAL LAB.ANALYSIS BY SHERWOOD LABS <br />' PROJECT MANAGER JOHN CUSSEN MONUMENT FLUSH <br /> SAMPLER. DEL-TECH/DON LIGHT WELL CASING MATERIAL PVC <br />' SIGNED $�''� WELL CASING DIA. 2" / 01632 <br /> SAMPLE MEDIA GROUNDWATER P LD READING/ODOR NIA FUEL <br /> TOP OF CASING ELEVATION. MSL COLOR GREY <br /> DEPTH TO WATER ft100th' 3510 FEET CALC PURGE VOL. 457 GAL <br />' DEPTH OF WELL fest I00th's 6311 FEET TOTAL VOLUME PURGED 1371 GAL <br /> STANDING WATER COLUMN, 2801 FEET DEPTH OF PUMP 61 FEET <br /> FIELD PARAMETERS <br /> TIME cumuLATwE DRAW PUMPING PH E C TEMP OR.P DISSOLVED TURBIDITY <br />' CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PERPURGE PTW ((;FWLFIM (unlu) mMHO (Celdus �1lvolls (PPM) (NTU) <br /> 0 N/A 5 GPM 920 1496 224 -1604 090 GREY <br /> 4 57 <br /> 719 1493 223 -1746 056 " <br />' 914 " 691 1501 222 -1789 057- <br /> " <br /> 1371 " " 692 1506 222 -1814 212 " <br /> PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br />' D T W AFTER PURGE D T W AT SAMPLE TIME 3617 <br /> WELL INTEGRITY* CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> ' REMARKS <br /> WEATHER CLEAR SKIES/HOT WIND: NONE <br /> W <br /> EATHECONTROL ALL PURGING EQUIPMENT AND SAMPL hVG E UIPMENT WAS CLE&VED W THE <br /> QUALITYPY=WITH A STEAA,1CLFAA'ER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL.POLY DRUM <br /> INSTRUMENTATION Y S 1,3560 FLOWCELL Y s I DISSOLVED OXYGEN METER <br /> ' SOUNIST SLOPE METER THERMODINE 580E PID <br /> KECK INTERFACE METER TURBH)M METER <br />