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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003/GLOBAL I.D. # T0607700605 <br /> SAMPLE LOCATION /MW 1 DATE: 3/28/2003 <br /> . ... . <br /> PROJECT NAME: OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE C OF C <br /> ADDRESS: 300 S. CALIFORNIA STREET SAMPLE TIME: 12:10 <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: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA. : 2" / 0.1632 <br /> SAMPLE MED GROUNDWATER P.I.D.READING/ODOR: NIA FUEL <br /> TOP OF CASING EL ATION: MSL COLOR: BLACK TO LIGHT BLACK <br /> DEPTH TO WATER: (feet lWth's) 32.47 FEET CALC.PURGE VOL.: 3.80 GAL. <br /> DEPTH OF WELL: (fcct.l00t11's) 55.78 FEET TOTAL VOLUME PURGED: 12 GAL. <br /> STANDING WATER COLUMN: 23.31 FEET DEPTH OF PUMP: TUBING FEET <br /> FIELD PARAMETER <br /> TIME CUMULATIVE DRAW PUMPING pH E. C. TEMP. O.R.P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PERPURGE (D.T.W.) (GPM/LPM) (units) (UMHOS) (Celsius) (Mvo11s) (PPM) (N.T.U.) <br /> 0 N/A .5 GPM 6.99 1160 21.4 -157 0.3 BLACK <br /> 4 7.00 1240 21.5 -176 0.24 LT.BLK. <br /> 8 7.03 1287 21.8 -176 0.22 " <br /> 12 6.89 1283 21.5 -122 0.2 <br /> PURGE METHOD: DEDICATED WATERRA PUMP. <br /> SAMPLE METHOD: DEDICATED WATERRA PUMP. <br /> D.T.W.AFFER PURGE: D.T.W.AT SAMPLE TIME: 38.64' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. NEW LOCK INSTALLED.. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: <br /> WEATHER: CLEAR SKIES. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A 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 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: 21 SOIL: 23 <br />