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Mi <br /> IJEL-TECH GEOTECHNICAL SUPPORT SERVICES, INC. <br /> MONITORING WELL FIELD LOG 2012 <br /> SAMPLE LOCATION 1MW- 3R DATE: 3/23/2012 <br /> PROJECT NAME: OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 300 S.CALIFORNIA STREET SAMPLE TIME: 13:51 <br /> CITY,STATE: STOCKTON,CA. SAMPLE CONTAINERS: 4 V.O.A.'s <br /> SITE CONTACT. NONE PRESERVATIVES: HCL <br /> CONSULTANT: FOOTHILL ENGINEERING LAB.ANALYSIS BY: CASTLE <br /> PROJECT MANAGER: MIKE VLACH MONUMENT: FLUSH <br /> SAMPLER: DEL-TECI-I/ASHLEY LIGI IT WELL CASING MATERIAL: PVC <br /> SIGNED: WELL CASING DIA.: 2" 1 0,4632 <br /> SAMPLE MEDIA: GROUNDWATER P.I.D.READING/ODOR: N/A LT.MUSTY <br /> TOP OF CASING ELEVATION: msil COLOR: LIGHT BROWN TO CLEAR <br /> DEPTH TO WATER: (fect.100th's) 25.89 FEEL I CALL.PURGE VOL.: 1.38 GAL. <br /> DEPTI I OF WELL: (feet.100th's) 34.35 FEET TOTAL VOLUME PURGED: 5 GAL. <br /> STANDING WATER COLUMN: 8.46 FEET I DEPTIIOFPUMP: 32 FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE ACTUAL DRAW PUMPING PH E.C. TEMP. O.R.P. DISSOLVED COLOR <br /> CASING VOLUME VOLUME DOWN RATE OXYGEN <br /> PERPURGE PURGED (D.T.W.) (cpm/mm) units (os/cm) {Celsius} (mvolts) <br /> 0 0 N/A 0.25 GPM 6.86 2362 22.7 253 3.6 LIGHT BROWN <br /> 1.38 1.5 6.87 1928 22.7 240 15 CLEAR <br /> 2.76 3 6.88 1912 22.8 230 3.2 <br /> 4.14 4.5 6.89 1909 22.7 225 3.2 <br /> PURGE METHOD: DFDICA*rED WATERRA TUBING&PUMP. <br /> SAMPLE METHOD: DEDICATED WATERRA TUBING. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 27,59' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. LOCK INSTAIlED, <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: <br /> WEATHER: CLEAR SKIES/WARM. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQUIAVE�NT J41.4S CLEANED AS NECESSARY <br /> DEDICATED PURGE TUBING IS INSTALLED IN EACH JVI,,-IL, <br /> CONTAINMENT: D.0.T.17 55 GAL.STEEL DRUM OR 60 GAL,POLY DRUAl. <br /> INSTRUMENTATION: Y.S.I.556 MULTIPROBE SYSTEM Y.S.I.DISSOLVED OXYGEN METER <br /> SOI,lNis,r SLOPE METER <br /> 62of82 <br />