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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2001 <br /> .......................... .................... ........ <br /> .......... ...... ........... ...... ........ ...................................... ........ <br /> ...................................... .......... <br /> ............. <br /> SAMPLE LOCATION. . MW....... 2 DATE: 12/11/2001 <br /> ..'. , . <br /> .. ........ .... <br /> ........... <br /> ...................... ................ ......... ................ <br /> ................... <br /> ."P ROJECT NAME: VA-LLEY WHOLESALE DRUG ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: FREMONT STREET SAMPLE TIME: 17:10 <br /> CITY,STATE- STOCKTON,CA. SAMPLE CONTAINERS: 4 V.O.A.'S <br /> SITE CONTACT: PAUL SOUSA PRESERVATIVES: HCL <br /> CONSULTANT: HUNTER&ASSOCIATES LAB.ANALYSIS BY: SHERWOOD LABS <br /> —7 <br /> .......... ............ . . <br /> ................. <br /> ................ <br /> ............. ........... ...... ................. <br /> PROJECT MANAGER: BILL HUNTER MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL: PVC <br /> SIGNED: WELL CASING DIA. : 210 / 0.1632 <br /> AMPLE MED N N GROUNDWATER P.I.D.READING/ODOR: N/A NONE <br /> TOP OF CASING RLEION: MSL COLOR: LIGHT BROWN TO CLEAR <br /> DEPTH TO WATER: (feet.100th's) 8.97 FEET CALC.PURGE VOL.: 2.68 GAL. <br /> DEPTH OF WELL: (feet.100th's) 25.38 FEET TOTAL VOLUME PURGED: 9 GAL <br /> STANDING WATER COLUMN: 16.41 FEET DEPTH OF PUMP: N/A FEET <br /> ................. .................. <br /> .......... <br /> ........... ....... ........... <br /> FIELD PARAMETERS <br /> ........................1''..,....... ..... ....... ......................... ..... .. <br /> .............. .........I................ ........... ...... ......... <br /> TIME CUMULATIVE DRAW PUMPING pH E.C. TEMP.1 O.R.P. IDISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D.T.W.) (cmum) (units) (UMHOS) (Celsius) (mv"otts) (rpm (N.T.U.) <br /> 0 N/A .5 GPM 7.42 729 20.9 -58 N/A LT.BRN. <br /> 3 if 7.48 721 20.9 -58 10 11 <br /> 6 7.49 716 20.9 -56 1$ CLEAR <br /> 9 7.45 716 20.7 -53 <br /> ........... ...................................................... ....... .............. <br /> .............. ................................ ........ <br /> ...................— <br /> -"'PURGE METHOD: DEDICATED WATERRA PUNT. <br /> SAMPLE METHOD., DEDICATED TUBNG, <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 11.74' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE, LOCK INSTALLED. <br /> WELL LOCATION: <br /> REMARKS: <br /> WEATHER: CLEAR SKIES. WIND; NW5 <br /> QUALITY CONTROL: ALL PURGING EQUIPMENT AND SAMPLING EQ UIPMENT WAS CLEANED IN THE <br /> FIELD WITH STEAMCLEANER&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 METER <br /> SOLINIST SLOPE METER THERMODINE 580B P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> OF DRUMS ON SIGHT: WATER: SOIL: <br />