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4 <br /> • <br /> DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2004 <br /> ................ .......... ..... <br /> . .............. <br /> SAMPLE LOCATION/MW- 4 DATE: 7/14/2004 <br /> .... ...... ..................................... ......... <br /> ..................................... . .............. <br /> .... .................. ................. <br /> ..............*"*... ................ <br /> .................... .. ...................... ...... ............. ... ........*....... . ......... <br /> ............... ........................ ... <br /> ............. . ............................... . ................. <br /> PROJECT NXNl E SINCLAIR TRUCKING ANALYSIS PERF 0 RME D: SEE CHAW OF CUSTO DY <br /> AI)DRESS: 3780 W. LINNE ROAD. SAMPLE TIME: 15:46 <br /> —CITY,STATE: TRACY,CA. SAMPLE CONTAINERS: 4 V.O.A.'S <br /> SITE CONTACT: DON SINCLAIR PRESERVATIVES: HCL <br /> CONSULTANT: GEOLOGICAL TECI-WICS,INC, LAB. ANALYSIS BY: SHERWOOD LABS <br /> .... ......... <br /> .......... . <br /> ..... .. ........ ......... ... . ......... <br /> PROJECT MANAGER ERIC PRICE MONUMENT: FLUSH <br /> SAMPLER: t 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 NONE <br /> TOP OF CASIN('.ELEVATION: MSL COLOR: BROWN TO LIGHT BROWN TO CLEAR <br /> DEPTH TO WATER: (feet.100th's) 9.23 FEET CALC.PURGE VOL.: 2.61 GAL. <br /> DEPTH OF WELL: (feet.100th's) 25.24 FEET TOTAL VOLUME PURGED: 7.84 GAL, <br /> STANDING WATER COLUMN: 16.01 FEET DEPTH OF PUMP: 25 FEET <br /> ....... ........ ....... ............ . ......— <br /> FIELD PARAMETERS <br /> ...................... ... ........ ............. .......... <br /> ..................... . ...... ...... ......... ....... ..... .... . ........... ... ....... <br /> TIME CUMULATIVE DRAW PUMPING pH E.C. TEMP. 0. P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE T.W.) (GPM/Lpm) (units) (USN MOS) (Celsius) (Mvolts) (ppm) (N.T.U.) <br /> 0 N/A 1.0 GPM 7.31 2416 20.0 64 0.43 BROWN <br /> 2.61 If 11 7.33 2300 20.0 60 0.39 LT.BROWN <br /> 5.23 If .734 2279 20.0 52 0.50 CLEAR <br /> 7.84 7.34 2272 20.0 50 0.33 <br /> ..... .. ............... <br /> ........... .......... <br /> .......... ...........I............. ...... .. ......... <br /> PURGE METHOD: DEDICATED TUBING VIA ISCO PERISTALTIC PUMP. <br /> SAMPLE METHOD. DEDICATED TUBING VIA ISCO PERISTALTIC PUMP. <br /> D.T.W.AFTER PURGE. D.T.W.AT SAMPLE TIME: 9,25' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. AMERICAN LOCK IS INSTALLED. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS; <br /> WEATHER: CLEAR/HOT WIND: NONE <br /> QUALITY CONTROL: ALL PURGING EQ UIPMENT AND SAMPLING EQ UfPMEIVT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES <br /> CONTAINMENT- D-0-T. 17 55 GAL STEEL DRUMOR 60 GAL.POLYDRUM. <br /> INSTRUMENTATION, Y,S,I*1110 FLOWCELL Y.S.1,DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580E P.J.D. <br /> KECK INTERFACE METER TURBIDITY METER <br />