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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2002 <br /> ............................................. ............ .................................. .. .. . .... ... .... ............ ....... <br /> .................. ....I................ <br /> ................. .. .. .... ............. ................ ........................... .. .. . ........... <br /> ............ .............. ...... .... . . ... ..... ............. <br /> . .. ................................. .. .......... ........... .............................. <br /> ............ <br /> .................................I...... .... <br /> ....... ...................... .. ................ .........-1.1.11......... <br /> [SAMPLE LOCATION/MW - DATE: 2/21/2002 <br /> . .................... .......................''I,..,.,,............... ........................... ....... .. ............ .. . .... ...... <br /> .. .. .. ................................. .............. ... ... ..... .. ...... ..................... .............................. ...... <br /> ....... ................................. .. .... .......... ............ .. ....................... ..........................''I ...... <br /> ........... .... .. .. ... . ... .................................... .... .. ............ . ............... ... ........... <br /> .......... ... . <br /> PROJECT NAME: DELMONTE-ITOCKTON, ANALYSIS PERFORMED: IEE CHAIN OF CUSTODY <br /> —ADDRESS: 110 FILBERT SAMPLE TIME: 14:00 <br /> CITY,STATE: STOCKTON,CA . SAMPLE CONTAINERS: 4 V.O.A.'S <br /> SITE CONTACT: PRESERVATIVES: HCL <br /> ICONSULTANT: KLEINFELDER LAB.ANALYSIS BY: BSK LABS <br /> . .. ..... ....................... ... ..... <br /> ..... ........................ ..... ...I............ <br /> ............................. .............. ..... <br /> ........... <br /> ..................... ...................... <br /> PROJECT MANAGER- TONY MARTIN MONUMENT: FLUSH <br /> SAMPLER: 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 CASING ET,EvA4iON: MSL COLOR: . LIGHT BROWN TO CLEAR <br /> DEPTH TO WATER: (feet.100th's) 49.08 FEET CALL. PURGE VOL.: 5.67 GAL. <br /> DEPTH OF WELL: (feet.looth's) 83.82 FEET TOTAL VOLUME PURGED: 18 GAL. <br /> STANDING WATER COLUMN: 34.74 FEET DEPTH OF PUMP: 80 FEET <br /> ............. <br /> ............... . ........... ...... .......................... ... .. .. ... ..... .... <br /> .............. <br /> .............................................. . .­ ­................ ............ <br /> FIELD PARAMETERS <br /> ..... --------- <br /> ....................... ............... ........ .. . ... . ............. ........................... . . ... .. ..... ....... <br /> .. .. ... ....... .. ........... <br /> .... .......... ..................... <br /> TIMECUMULATIVE DRAW PUMPING pH E.C. . TEMP. O.R.P. D TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D.T.W.) (GPM/LPrvl) (units)T(MSMHOS) (PPM) <br /> I - (Celsius) (Mvolts) DISSOLVED (N.T.U.) <br /> 0 N/A lGpm 7.13 764 20.2 -2 N/A LT.BRN. <br /> 6 11 11 7.01 756 20.1 8 10 . 11 <br /> 12 1p 11 6.98 762 20.3 14 IF CLEAR <br /> 18 6.97 764 20.2 18 <br /> ......... .—.1.............. .. ...''.... . <br /> .. .............—............. ................ ..... .... .......... <br /> ........................................................ .............................................. .. <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: 51-79' <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 DRUM OR 60 GAL.POLYDRUM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCE.LL Y.S.I.DISSOLVED OXYGEN METER <br /> S6LTNIST SLOPE METER THERMODINE 580B P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br />