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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2004 <br /> SAMPLE LOCATION 1 MW 1 DATE: 1/23/2004 <br /> PROJECT NAME: SINCLAIR TRUCKING ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS- 3780 W.L1NNE ROAD. SAMPLE TIME: 13:38 <br /> CITY,STATE: TRACY, CA. SAMPLE CONTAINERS: 4 V.O.A.'S <br /> SITE CONTACT: DON SINCLAIR PRESERVATIVES: ' HCL <br /> CONSULTANT: GEOLOGICAL TECHNICS,INC. LAB.ANALYSIS BY: SHERWOOD LABS <br /> PROJECT MANAGER ERIC PRICE MONUMENT: 'FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA. : 2" 0.1632 <br /> SAMPLE MEDIA! GROUNDWATER P.I.D.READING/ODOR: N/A FUEL <br /> TOP OF CASING ELEVATION: MSL COLOR: CLEAR - <br /> DEPTH TOWATER: (feetI00th's) 12.83 FEET CALC.PURGE VOL.- 1.20 GAL. <br /> DEPTH OFWELL: (feetlOOth's) 20.18 FFET [ITOTAL VOLUME PURGED: 4.5 GAL. <br /> STIN <br /> ANDG WATER COLUMN: 7.35 FEET DEPTH OF PUMP: 20 FEET <br /> FIELD PARAMETERS <br /> ......................... .................. . <br /> TIME <br /> CUMULATIVE DRAW PUMPING pH E. C. TEMP. O.R.P. DISSOLVED TURBIDITY <br /> CASING VOLUME, DOWN RATE OXYGEN COLOR(units) (UsMHOS) (Celsius) (M, <br /> PERPURGE (D.TW.) (GPM/LPM) .1u) (PPM) (N.T.U.) <br /> 0 N/A .5 GPM 7.72 1992 19.7 519 1,36 CLEAR <br /> 1.5 7.69 2248 19.7 52.5 1.07 <br /> 3 7.75 2079 19.9 52.9 1.06 <br /> 4.5 7.72 2071 19.9 54.5 0.99 <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: 13.38' <br /> WELL INTEGRITY- CAP&SEAL ARE SECURE AMERICAN LOCK IS INSTALLED, <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: DOMESTIC WELL <br /> PH 7.55 1 E.C.801 / TEMP. 17.7C / ORP-55.8 1 CLEAR / NO ODOR <br /> WEATHER: COLD/OVERCAST WIND: NONE <br /> QUALITY CONTROL: ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLL4NER&ALCONOX SOAP, NEW NITRILE GLOVES <br /> CONTAINMENT: D.O.T.17 55 GAL STEEL DRUM OR 60 GAL POLYDRUM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN ME-TER <br /> SOLINIST SLOPE METER THERMODINE 580B P.I.D. <br /> KECK INTERFACE METER TURBIDITYMETER <br /> #OF DRUMS ON SIGHT: WATER: 2 SOIL: 0 <br />