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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2000 <br /> SAMPLE LOCATION/MW - 4 DATE: 3/29/00 <br /> PROJECT NAME: KARLSON TRUCKING FACILITY ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 9909 EAST WOODWARD SAMPLE TIME: 18:34 <br /> CITY,STATE: MANTECA,CA. SAMPLE CONTAINERS: 2 V.O.A.'s/2 LTR'S& 1 B.B. <br /> SITE CONTACT: PRESERVATIVES: HCL <br /> CONSULTANT: GEO-PHASE ENVIRONMENTAL LAB.ANALYSIS BY: SHERWOOD <br /> PROJECT MANAGER: RICK DAWSON MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA. : 2" 0.1632 <br /> SAMPLE MEDIA: ` f3- 40 GROUNDWATER P.I.D.READING/ODOR: N/A MUSTY ODOR <br /> TOP OF CASING ELEVATION: MSL COLOR: BROWN TO CLEAR <br /> DEPTH TO WATER: (feet.l00th's) 8.47 FEET CALC.PURGE VOL.: 1.878432 GAL. <br /> DEPTH OF WELL: (feeL100th's) 19.98 FEET TOTAL VOLUME PURGED: 10 GAL. <br /> STANDING WATER COLUMN: 11.51 FEET DEPTH OF PUMP: TUBING FEET <br /> FIELD PARAMETERS <br /> TIME CunfULAnVE 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) (UsMHOS) (Cebius) (Mvoks) (PPM) (N.T.L'.) <br /> 0 N/A .5 GPM 7.01 624 19.8 -68 N/A BROWN <br /> 2 7.04 515 19.7 -55 " <br /> 11 <br /> 4 7.11 510 19.5 -40 CLEAR <br /> 6 " 7.12 507 19.3 -32 " <br /> 6 " 7.12 505 19.3 -30 " <br /> 10 <br /> " 7.11 508 19.2 -34 " <br /> PURGE METHOD: HONDA CENTRIFUGAL PUMP. <br /> SAMPLE METHOD: 1'STAINLESS STEEL BAILER WITH STAINLESS STEEL WIRE LINE. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 8.59' <br /> WELL MEGRTTY: CAP&SEAL ARE SECURE. AMERICAN LOCK IS INSTALLED. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: <br /> WEATHER: CLEAR SKIES. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING E UIPMENT AND SAWLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STE4MCLEANER&ALCONOX SOAP. NEW NITRILE GLOIES. <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 METER <br /> SOLINIST SLOPE METER THER'dODINE 580B P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br />