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DEL-TECH GEOTECIDaCAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003/GLOBAL LD. # T0607700605 <br /> . ............ <br /> . . . . ..... ....... .. <br /> SAMPLE LOCATION MW 7S DATE: 3/28/2003 <br /> ... ... .... <br /> ... ... ... .. <br /> PROJECT NAME: OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE C OF C <br /> ADDRESS: 330 S. CALIFORNIA STREET . SAMPLE TIME: 10:59 <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 /> ................... <br /> .... .. ..... <br /> PROJECT MANAGER IRV MONUMENT: FLUSH <br /> SAMPLER: k 1 . DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: AJWELL CASING DIA. : 2" / 0.1632 <br /> SAMPLE MEDIA-. \� — J\ GROUNDWATER P.I.D.READING/ODOR- N/A NONE <br /> TOP OF CASING ELEVAT,,WN: MSL COLOR: CLEAR <br /> ITE—PTH TO WATER: (feetlOOth's) 32.30 FEET CALC.PURGE VOL.: 5.23 GAL. <br /> .DEPTH OFWELL: (fect.100th's) 64.32 FEET TOTAL VOLUME PURGED: 15 GAL. <br /> STANDING WATER COLUMN: 32.02 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.) (GPM/LPM) (units) (UMHOS) (Cehius) (Mvolts) (ppm) (N.T.U.) <br /> 0 N/A .5 GPM 7.41 1363 21.3 -173.0 0.68 CLEAR <br /> 5 7.29 1286 21 -162.0 0.30 <br /> 10 7.23 1274 20.9 -156.0 0.33 <br /> 15 7.27 1264 20.4 -146.0 0.95 <br /> ... .. ... .. .. ... .. .... <br /> PURGE METHOD: DEDICATED WATERRA PUMP. <br /> SAMPLE METHOD: DEDICATED WATERRA PUMP. <br /> D.T. W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 35.04' <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 EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD A STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT: D.O.T. 17 5.5 71T STEEL DRUM OR 60 GAL POLY DR UM. <br /> INSTRUMENTATION: Y.S.I.556 MULTtPROBE SYSTEM Y.S.I.DISSOLVED OXYGEN METER <br /> SOLR'4IST SLOPE METER THERMODINE 5808 P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> OF DRUMS ON SIGHT: WATER: SOIL: <br />