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ME:L-TEUH <br />' DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' - MONITORING WELL FIELD LOG 2005 <br />' SAMPLE LOCATION/MW 4 DATE: 7112,12005 <br /> PROJECT NAME BENETO TANK LINES#8 ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br />' ADDRESS 749 E CHARTER WAY SAMPLE TIME 835 <br /> CITY STATE. STOCKTON CA SAMPLE CONTAINERS. 4 VOA'S <br /> SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT CALIFORNIA 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 NONE <br /> TOP OF CASING ELEVATION MSL COLOR. GREY TO CLEAR <br /> DEPTH TO WATER !!!e 100th's 35 49 FEET CALC PURGE VOL' 445 GAL <br /> DEPTH OF WELL feet 100th's 62 75 FEET TOTAL VOLUME PURGED 1335 GAL <br /> STANDING WATER COLUMN 2726 FEET DEPTH OF PUMP: 60 FEET <br />' FIELD PARAMETERS <br /> TIME CUMULATNE DRAW PUMPING pH E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE .T W cmLY11ty un[U mMH CelrWs volts (N T U <br /> 0 NIA 5 GPM 679 1962 230 -1557 069 GREY <br /> 445 667 1999 232 -1538 047 " <br /> 1 890 666 2010 232 -1452 075 " <br /> 1335 666 2008 231 -1436 032 CLEAR <br />' PURGE METHOD. DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br />' D T.W AFTER PURGE, A T W AT SAMPLE TIME- 3610' <br /> WELL INTEGRITY- CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br />' REMARKS <br /> WEATHER CLEAR SKIES/IIOT WIND: NONE <br /> QUALITY CONTROL ALL PURGING E [9PME7VT AND SAMPLING EQUIFMEIVT WAS CLEANED IN THE <br />' RELD WITHA STEAMCLEANER&ALCONOX SOAP ArfW NITRILE GLOVES <br /> CONTAINMENT DOT I755GAL STEEL DRUM OR60GAL FOLY DRUM <br /> INSTRUMENTATION Y S 1356 FLOWCELL Y S I IXSSMVF.D OXYGEN METER <br />' SOIZMST SLOPE METER THERMODINE 590B PID <br /> KECK INTERFACE METER TURBIDITY METER <br />