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` DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2004 <br /> SAMPLE LOCATION/MW- 101 DATE: 3/7/2003 <br /> ...:. ::::. <br /> PROJECT NAME: ESCALON/FORMER AM/PM ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 1305 ESCALON AVENUE SAMPLE TIME: 13:30 <br /> CITY,STATE: ESCALON,CA SAMPLE CONTAINERS: 4 V.O.A.'S <br /> SITE CONTACT: PRESERVATIVES: HCL <br /> CONSULTANT: GEOLOGICAL TECHNICS LAB.ANALYSIS BY: SHERWOOD LABS. <br /> .::. <br /> PROJECT MANAGER ERIC PRICE MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH/DON LIGHT WELL CASING MATERIAL: PVC <br /> SIGNED: WELL CASING DIA.: 2" / 0.1632 <br /> SAMPLE MEDIA: GROUNDWATER P.I.D.READING/ODOR: N/A NONE <br /> TOP OF CASING ELEVATION: MSLCOLOR: GREY TO CLEAR <br /> DEPTH TO WATER: (feet.100th's) 65.81 FEET CALC.PURGE VOL.: 3.29 GAL. <br /> DEPTH OF WELL: (feet.100th's) 85.95 FEET TOTAL VOLUME PURGED: 9.86 GAL. <br /> STANDING WATER COLUMN: 20.14 FEET DEPTH OF PUMP: 83 FEET <br /> FIELD PARAMETERS <br /> —%W,. TIME CUMULATIVE 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) (UmMHOS) (Celsius) I (Mvolts) (PPM) (N.T.U.) <br /> 0 N/A .5 GPM 7.81 517 19.2 62.5 3.58 GREY <br /> 3.29 " " 7.83 528 19.2 57.7 3.82 " <br /> 6.57 7.85 527 19.2 56.2 3.87 CLEAR <br /> .r <br /> 9.86 7.79 533 19.4 56.7 3.89 " <br /> PURGE METHOD: DEDICATED WATERRA PUMP. <br /> SAMPLE METHOD: DEDICATED WATERRA PUMP. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 65.75' <br /> ... WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: <br /> WEATHER: CLEAR SKIES. WIND: NONE <br /> QUALITY CONTROL: ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT: D.O.T. 17 55 GAL.STEEL DRUM OR 60 GAL.POLY DRUM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER <br /> -� SOLINIST SLOPE METER THERMODINE 580B P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> r <br />