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a <br /> i DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 20021 GLOBAL LD. # T0607700605 <br /> SAMPLE LOCATION/ MW - 1 DATE: 12/30/2002 <br /> PROJECT NAME: OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE C OF C <br /> ADDRESS: 300 S.CALIFORNIA STREET SAMPLE TIME: 13:38 <br /> CITY,STATE: STOCKTON,CA. SAMPLE CONTAINERS: 4 V.O.A.'S <br /> SITE CONTACT: NONE PRESERVATIVES: HCL <br /> CONSULTANT: FOOTHILL ENG. LAB.ANALYSIS BY: SHERWOOD LABS <br /> PROJECT MANAGER IRV MONUMENT: FLUSH <br /> SAMPLER: DEI,-TECH WELL CASING MATERIAL : PWC <br /> SIGNED: WELL CASING DIA. : 2" / 0.1632 <br /> SAMPLE MEDIX: GROUNDWATER P.I.D.READING 1 ODOR: NIA FUEL <br /> TOP OF CASING EL ATION: MSL COLOR: BLACK TO CLEAR <br /> DEPTH TO WATER: feet.100th's 32.77 FEET CALC.PURGE VOL.: 3.76 GAL. <br /> DEPTH OF WELL: feet.100th's 55.78 FEET TOTAL VOLUME PURGED: 12 GAL. <br /> STANDING WATER COLUMN: 23.01 FEET DEPTH OF PUMP: TUBING FEET <br /> ............ <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E. C. TEMP. O.R.P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D.T.W.) (GPM/LPW (units) (UMHOS) (Celsius) (Mvolts) (PPM) (N.T.U.) <br /> 0 N/A .5 GPM 7.16 1224 20.5 -Ito 0.83 BLACK <br /> 4 " " 7.10 1277 20.2 -102.7 0.74 CLEAR <br /> 8 " to 7.11 1232 20.4 -103,1 0.58 to <br /> 12 to It 7.17 1257 20.5 -111.3 0.78 to <br /> PURGE METHOD: DEDICATED WATERRA PUMP. <br /> SAMPLE METHOD: DEDICATED WATERRA PUMP. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 36.14' <br /> WELL INTEGRITY: NEW LOCK&CAP INSTALLED. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: CEMENT ADDED TO WELL SEAL ALSO. <br /> WEATHER: OVERCAST/RAININ WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQ UIPMENT AND SAMPLING EQ UIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT: D.O.T. 1755 GAL.STEEL DRUM OR 60 GAL.POLYDRUM. <br /> INSTRUMENTATION: Y.S.I.556 MULTIPROBE SYSTEM Y.S.I.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580E P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT: WATER: 16 SOIL: 21 <br />