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' DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> • <br />' - MONITORING WELL FIELD LOG 2005 <br />' SAMPLE LOCATION/MW 12 DATE: 7/12/2005 <br /> PROTECT NAME BENE TO TANK LINES#8 ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br />' ADDRESS 749 E CHARTER WAY SAMPLE TIME 1315 <br /> CITY,STATE STOCKTON.C.A SAMPLE CONTAINERS 4 VOA'S <br /> SITE CONTACT PRESERVATIVES HCL <br />' CONSULTANT CALIFORNIA GEOPHYSICALLAB.ANALYSIS BY SHERWOOD LABS <br /> PROTECT MANAGER JOHN CUSSEN MONUMENT FLUSH <br /> SAMPLER DEL-TECH/DON LIGHT WELL CASING MATERIAL PVC <br />' SIGNED �_S WELL CASING DIA. 2" / 01632 <br /> MEDIA DIA GROUNDWATER PLD READING/ODOR N/A MUSTY <br /> TOP OF CASING ELEVATION• MSL COLOR LIGHT BROWN <br />' DEPTH TO WATER• feet.100th'a 3703 FEET CALC.PURGE VOL. 358 GAL <br /> DEPTH OF WELL feeklWth's 58 97 FEET TOTAL VOLUME PURGED 1074 GAL <br /> STANDING WATER COLUMN- 2194 FEET DEPTH OF PUMP 56 FEET <br />' FIELD PARAMETERS <br /> T MZ cuMULAT vE DRAW PUMPING pH E C TEMP O RP DISSOLVED TURBIDITY <br /> vo <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE T W. (GPWLP" (units) (UmMHOS) (Cslslus) (Mvolts) OTM) T U) <br /> 0 N/A 5 GPM 760 3379 233 -2154 079 LT BROWN <br />' <br /> 358 744 3255 230 1 -2695 062 " <br /> 716 " 741 3246 229 -2409 064 " <br /> 1074 741 3287 230 -2549 062 " <br /> I <br /> PURGE METHOD- DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> D T W.AFTER PURGE D T W AT SAMPLE TIME 37 93' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br />' REMARKS <br /> WEATHER CLEAR SKIES/HOT WIND NONE <br /> UALITY CONTROL ALL PURGING E UIPMPNT AND SAMPLING EQ UIPMENT WAS CLEANED IN THE <br />' FYELD WITHA STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT DOT 1755 GAL S TEEL DR UM OR 60 GAL POLYDRUM <br />' INSTRUMENTATION Y S I 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOUNIST SLOPE METER TMRMODINE 5808 P I D <br /> [DECK INTERFACE METER TURBIDITY METER <br /> I <br />