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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2002 <br /> ...................................... . ...I-,''. .....m <br /> ... ........ <br /> ............. .. ... ................... .................. ............... ........ ............... .......... <br /> .......... <br /> SAMPLE LOCATION/MW- 140 DATE: 5/13/2002 <br /> ................. . <br /> ........................................ ....... <br /> ............................................. <br /> . . .. ........... ... .. ....................... .. . <br /> ... .......... . . , <br /> PROJECT NAME: DELMONTE-STOCKTON. ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 110 FILBERT SAMPLE TIME: 11:10 <br /> CITY,STATE: STOCKTON,CA. SAMPLE CONTAINERS: 5 V.O.A.'S <br /> SITE CONTACT: PRESERVATIVES: HCL <br /> ICONSULTANT: KLEINFELDER LAB.ANALYSIS BY: BSK LABS <br /> ................ <br /> . ............. . <br /> .... ............. <br /> PROJECT MANAGER: TONY MARTIN MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: a WELL CASING DIA. : 2't 1 0.1632 <br /> SAMPLE MEDIA: GROUNDWATER P.I.D.READING/ODOR: N/A SULFUR <br /> TOP OF CASING ELEVATIONV MSL COLOR: LIGHT GREY TO CLEAR <br /> DEPTH TO WATER: (feet.]00th's) 50.27 FEET CALC.PURGE VOL.: 18.56 GAL. <br /> DEPTH OF WELL: (feet.100th's) 164.00 FEET TOTAL VOLUME PURGED: 60 GAL. <br /> STANDING WATER COLUMN: 113.73 FEET DEPTH OF PUMP: N-A FEET <br /> ........... . ........ ....... . . .. . . ..... . ................. .. .. .... .... <br /> ............................................................ .............. <br /> ........... ......... ...... <br /> FIELD PARAMETERS <br /> ................ <br /> TIME <br /> .............................. <br /> ..-I.......... ............ <br /> ................................................. <br /> CUMULATIVE DRAW PUMPING pH E.C. TEMP. O.R.P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR) I <br /> PER PURGE (D.T.W.) (GPM/LPM) (units) MsMHO (Celsius)l (Mvolts) (PPM) (N.T.U.) <br /> 0 N/A I GPM 7.47 694 19.8 -51.9 N/A CLEAR <br /> 20 ti pf 7.32 689 20.6 -80.9 tj LT.GREY <br /> 40 tj Pi 7.35 687 20.2 -90.7 rl CLEAR <br /> 60 7.36 685 20.2 -92.4 Pi <br /> i. <br /> .......... ......... ..... ............ <br /> PURGE METHOD: DEDICATED WATERRA PUMP. <br /> SAMPLE METHOD: DEDICATED WATERRA PUMP. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 64.00' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION- SEE SITE MAP. <br /> REMARKS: <br /> WEATHER: CLEAR SKIES. WIND: <br /> QUALITY CONTROL: ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT- D.O.T. 1755 GAL.STEEL DRUMOR 60 GAL,POLYDRUM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580E P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br />