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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MMONITORING WELL FIELD LOG 1999 <br /> SAMPLE LOCATION/MW - 6 DATE: 7113M <br /> 1 PROJECT NAME: FRONTIER TRUCKING. ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: LARCH ROAD SAMPLE TIME: 13:42 <br /> CITY STATE: TRACY,CA . SAMPLE CONTAINERS: 4 V.O.A.'S, 1 LTR& 1 B.B. <br /> SITE CONTACT: PRESERVATIVES: HCL <br /> CONSULTANT: BLAKELY ENVIRONMENTAL LAB.ANALYSIS BY: BSK LABS <br /> PROJECT MANAGER HIRAM MONUMENT: FLUSH <br /> i SAMPLER: t A DEL TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA.: 2" / 0.1632 <br /> SAMPLE MEDLVI GROUNDWATER P.I.D.READING/ODOR: NIA NONE <br /> TOP OF CASING ELEVATION: MSL COLOR: BROWN <br /> DEPTH TO WATER: (feeL100th's) 10.14 FEET CALC.PURGE VOL.: 1.498176 GAL. <br /> DEPTH OF WELL: (feeL100th's) 19.32 FEET TOTAL VOLUME PURGED: 4.5 GAL. <br /> STANDING WATER COLUMN: 9.18 FEET DEPTH OF PUMP: TUBING FEET <br /> FIELD PARAMETERS <br /> 1 • TIME CASING DRAW SUBMERSI pH E.C. TEMP. O.R.P. DISSOLVEE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PERPURGE (D.T.W.) (GPMILPM) (units) (MSMHOS) (Celsus) (Mvolts) (PPM) (N.T.U.) <br /> 0 NIA 5 GPM 7.80 2350 22.4 89 NIA BROWN <br /> 1.5 7.70 2330 23.1 68 <br /> 3 „ 7.66 2340 22.1 53 <br /> 4.5 7.63 2320 21.9 37 <br /> PURGE METHOD: CENTRIRJGAL. <br /> SAMPLE METHOD: STAINLESS STEEL.HAILER, <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 10.27' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: <br /> WEATHER: CLEAR SKIES. WIND: <br /> UALITY CONTROL: ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT: D.O.T. 1755 GAL STEEL DRUM OR 60 GAL POLY DRUM. <br /> INSTRUMENTATION: Y.S.T.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER <br /> SOLINTST SLOPE NCffll 2 THERMODINE 580E P.I.D. <br /> • KF.CK INTERFACE METER TURBIDITY METER <br />