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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003 GLOBAL L.D. #T0607700605 <br /> F777 . <br /> SAMPLE LOCATION MW 8S DATE: 6/25/2003 <br /> L <br /> PROJECT NAME: OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE C OF C <br /> ADDRESS: 300 S. CALIFORNIA STREET SAMPLE TIME: 15:32 <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 /> 77. <br /> 77 <br /> PROJECT MANAGER IRV MONUMENT: FLUSH <br /> SAMPLER. DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA. : 2" / 0.1632 <br /> SAMPLE M[Eblw: GROUNDWATER P.I.D.READING/ODOR: N/A NONE <br /> TOP OF CASING ELEVATION: MSL COLOR: BROWN TO CLEAR <br /> DEPTH TO WATER: (feetlOOth's) 35.81 FEET CALC.PURGE VOL.: 4.65 GAL <br /> DEPTH OF WELL: (feeLI00th's) 64.30 FEET TOTAL VOLUME PURGED: is GAL. <br /> STANDING WATER COLUMN: 28.49 FEET DEPTH OF PUMP: TUBING FEET' <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.) (GP?vVLPM) (units) (UMHOS) (Celsius) (Mvolts) (ppm) (N.T.U.) <br /> 0 N/A .5 GPM 7.24 1351 21.1 -185.0 0.78 BROWN <br /> 5 7.23 1354 21. -155.8 1.00 CLEAR <br /> to 7.22 1355 1 21.1 -149.2 0.89 <br /> 15 7.22 1353 1 21.1 -144.2 0.82 <br /> PURGE METHOD: DEDICATED WATERRA PUMP. <br /> SAMPLE METHOD: DEDICATED WATERRA PUMP. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 45.13' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. NEW LOCK INSTALLED.. <br /> WELL LOCATION: <br /> REMARKS: <br /> WEATHER: CLEAR SKIES. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT: D.O.T. 17 55 GAL STEEL DRUM OR 60 GAL POLY DR UM. <br /> INSTRUMENTATION: Y.S.I.556 MULTIFROBE SYSTEM Y.S.I.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580E P.I.D. <br /> KECK INTERFACE METER TURBIDITY METFR <br /> #OF DRUMS ON SIGHT: WATER: SOIL: <br />