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ir —TECHGEOTECHNICAL SUPPORT SERVICES, INC. <br /> IJEL <br /> MONITORING WELL FIELD LOG 2012 <br /> SAMPLE LOCATION 1 EW— DATE: 3/23/2012 <br /> PROJECT NAME,: OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 300 S.CALIFORNIA STREET SAMPLE TIME: 17:40 <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: DFL-TECH/ASI ILEY LIGHT WELL CASING NtkTLRIAI,: PVC <br /> SIGNED: WELL CASING DIA.: 6" / 1.456 <br /> SAMPLE MEDIA: GROUNDWATER P.I.D.READING/ODOR: N/A NONE <br /> 'FOP OF CASING ELEVATION: MSL COLOR: BLACK TO CLEAR <br /> DEPTI I TO WATER: (fect.100th's) 26.60 FEET I CALL.PURGE VOL.: 48,63 GAL. <br /> DEPTH OF WELL: (feet.100th's) 60.00 FEET I TOTAL VOLUME PURGED: 147 GAL. <br /> STANDING WATER COLUMN: 33.40PUMP: 60 FEET <br /> F- <br /> FIELD PARAMETERS <br /> TIME 1 PUMPING ACTUAL DRAW G pHE.C. TEMP* O.R.P. DISSOLVEDCOLO <br /> CASING VOLUME V UUME DOWN RATE OXYGEN( <br /> PERPURGF PURGED (D.T.W.) (GPMILPM) {units} <br /> us/cm) (Celsius) (ppm) <br /> 0 0 N/A 3.0 GPM 7.01 1495 22.0 -92 U BLACK <br /> 48.63 49 6,84 1539 21.6 -69 0.9 11 <br /> 97.26 98 6.85 1544 21.1 -71 0.9 CLEAR <br /> 145.89 147 6.88 1546 21.0 -62 1.0 <br /> PURGE METHOD: DEDICA,rED WATERRA TUBING&PUMP. <br /> SAMPLE METHOD: DEDICATED WATERRA TUBING. <br /> D.T.W.AFTER PURGE: D.`I'.W.AT SAMPLE TIME: 28,50' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. LOCK INSTALLED, <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: <br /> WEATHER: CLEAR SKIES/WARM. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQUIPMENT IVAS CLEANEDAS NECESSARY <br /> DEDICATED PURGE TUBING IS INSTALLED IN EACH IVELL. <br /> CONTAINMENT: D.0.7'1 17 55 GAL.STEEL DRUM OR 60 GAL.POLY DRUM <br /> INSTRUMENTATION: Y.Sl 556 MULTIPROBE SYSTEM Y.S.I.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER <br /> 71 of 82 <br />