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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2002 <br /> ..... ....... ......... ...... ....... ...I....... ....... ......... ...... ...... <br /> ............ ....... .................. ..... ........... ...... .... ... .. ............ .........­...... ............ <br /> ,'CATION <br /> ......I.. ........... ... I...... ­ �..................­­.... .. .... ........ .....I I............ ...... <br /> .. ............... .. ..... .. ......... ............... .. ............... ............ . ................... <br /> SAMPLE LOCATION /MW - 7 DATE: 11/19/2002 <br /> ......... ..... .. . ... .. ......... ...... .. ........... ..... ....... ... . ...... <br /> ..... ...... ..... .... ........................ .... ..... ....... . . . ........ ....................... .... . ... ........ .... .. <br /> ........... ........ . ..... ........... .... ......... ........ ........ <br /> ................. ............ ..... .......... .. ....... ...... ...... ............ .... . .. .......... ....... <br /> ....... .... <br /> PROJECT NAME: VALLEY WHOLESALE DTWG ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS- FREMONT STREET SAMPLE TIME: 15:15 <br /> CITY,STATE: STOCKTON, CA. SAMPLE CONTAINERS: 4 V.O.A.'S <br /> SITE CONTACT; PAULSOUSA PRESERVATIVES: HCL <br /> CONSULTANT: GEOLOGICAL TECHNICS LAB.ANALYSIS BY: SHERWOOD LABS <br /> .......... <br /> .... .. ... .. ........ . ...... ......-............... �7777777 <br /> PROJECT MANAGER: ERIC PRICE MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL: PVC <br /> SIGNED: a WELL CASING DIA. .- 2" / 0.1632 <br /> SAMPLE MEDIA: GROUNDWATER P.I.D.READING/ODOR: NIA NONE <br /> TOP OF CASING ELEVATION: MSL COLOR: LIGHT BROWN TO CLEAR <br /> DEPTH TO WATER: (fect.100th's) 8.44 FEET CALL.PURGE VOL.: 2.13 GAL. <br /> DEPTH OF WELL; _(feet.looth's) 21,52 FEET TOTAL VOLUME PURGED: 7.5 GAL. <br /> STANDING WATER COLUMN; 13,08 FEET DEPTH OF PUMP: N/A FEET <br /> ........ .. <br /> ................ ....I.......... ...... ...... .....—. ...... .... . <br /> FIELD PARAMETERS <br /> ..... ........— <br /> ...... .. ,PUMPING <br /> . .. .. ...... ...... ......... ...... <br /> ........ . ........................ ..... . ...... . . <br /> TIME UMULATIVE DRAW PUMPING: pH E.C. TEMP. O.R.P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D.T.W.) (GPMILFNI) (units) (UMHOS) (Ceislus) (mvolts) (ppm) (N.T.U.) <br /> 0 N/A .5 GPM 7.24 1676 21,9 49 0.91 CLEAR <br /> 2.5 7,22 1704 22 -52 11 <br /> 5 7.26 1712 22.2 -61 ti <br /> 7.5 7.27 1716 22.4 -67 ti <br /> E�l <br /> ..... ...... . <br /> PURGE METHOD: DEDICATED WATERRA.PUMP. <br /> SAMPLE METHOD: DEDICATED TUBIN0, <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 9.09, <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 EQUIPMFNT WAS CLEANED IN THE <br /> FIELD WITH STEAMCLEANER&ALCONOX50AP NEW NITRILE GLOVES <br /> CONTAINMENT: D.0.7: 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 />