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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2001 <br /> .......... ...... ....... ........... ............. ................ ................ <br /> ............... .......... .....................-.1.... ................. <br /> .......... ....... <br /> ........... <br /> .............. ...... ............. ............... ....... .............. ........ <br /> SAMPLE LOCATION 1 MW- 5 DATE: 6/26/01 <br /> ............ ............. .............. <br /> .......... ...... .. ....... .................... <br /> PROJECT NAME: VALLEY WHOLESALE DRUG ANALYSIS PERFORMED- SEE CHAIN OF CUSTODY <br /> ADDRESS: FREMONT STREET SAMPLE TIME: 13:48 <br /> CITY,STATE: STOCKTON,CA. SAMPLE CONTAINERS: 5 V.O.A.'s <br /> SITE CONTACT: PAUL SOUSA PRESERVATIVES: HCL <br /> , CONSULTANT: HUNTER&ASSOCIATES LAB.ANALYSIS BY; SHERWOOD LABS <br /> .............——­­................. ........................ <br /> ....................... ........ I...... <br /> .... ..... ......... ..... <br /> ........ <br /> PROJECT MANAGER: BILL HUNTER MONUMENT- FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL: PVC <br /> SIGNED: AV'118L� WELL CASING DIA. : 2" 0.1632 <br /> SAMPLE MEDIA O GROUNDWATER P.I.D.READING/ODOR: N/A NONE <br /> TOP OF CASING ELETION: MSL COLOR: LIGHT BROWN TO CLEAR <br /> DEPTH TO WATER: (feet.100th's) 7.88 FEET CALC.PURGE VOL.: 3.61 GAL. <br /> DEPTH OF WELL: ffeet.IGOth's) 29.98 FEET TOTAL VOLUME PURGED: 12 GAL. <br /> STANDING WATER COLUMN: 22.10 FEET DEPTH OF PUMP: N/A FEET <br /> ................... .............. <br /> ................. ...... ..... <br /> ................. .............— ....... ........................... <br /> ... ........... .................. <br /> 7 7 7 7 7 7 7 7 7 <br /> FIELD PARAMETERS <br /> ....... ......... <br /> .............. .............. ...... ........................ <br /> ......................... <br /> . ....... .. <br /> 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) fppm) (N.T.U.1 <br /> 0 N/A .5 GPM 7.34 955 21.9 159 N/A LT.BRN. <br /> 4 7.30 973 21.6 162 CLEAR <br /> 8 7.30 977 21.5 163 It <br /> 12 7.29 975 21.5 162 it <br /> ..................... .............. <br /> .......... ................ . ........ ...... <br /> ........................ ........ .......... <br /> PURGE METHOD: DEDICATED WATERRA PUMP. <br /> SAMPLE METHOD: DEDICATED TUBING. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 8.94' <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 EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT: D.O.T. 1755 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 RLD. <br /> KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT: WATER: SOIL: <br />