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• DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2002/GLOBAL I.D. # T0607700605 <br /> ......... .. <br /> .. .......... ...... ......... <br /> ............ .. . .. ........ ... ......... <br /> SAMPLE LOCATION MW- 7S DATE: 12/30/2002 <br /> ......... .. ...... <br /> ... .. ... .... .. <br /> .... ...... ....... <br /> ... ....... .. .... <br /> ..... ..... <br /> .......... ... <br /> PROJECT NAME: OLIVAREZ PROPERTY LYSIS OF C <br /> 59i A <br /> ADDRESS: 300 S.CALIFORNIA STREET SAMPLE TIME: 12:30 <br /> CITY,STATE; STOCKTON,CA. SAMPLE CONTAINERS: 4 V.O.A.'S <br /> SITE CONTACT: NONE PRESERVATIVES: HCL <br /> CONSULTANT: FOOTHILL ENG. LAB. ANALYSIS BY: S14ERWOOD LABS .. ... ... <br /> .......... <br /> ........ .. <br /> PROJECT MANAGER IRV MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL : PVC <br /> SIGNED: WELL CASING DIA. : 241 / 0.1632 <br /> SAMPLE MED N� GROUNDWATER P.I.D. READING/ODOR: N/A NONE <br /> TOP OF CASING nELL ATION: MSL COLOR: CLEAR <br /> DEPTH TO WATER: (feet.100th's) 32.57 FEET I CALL.PURGE VOL.: 5.18 GAL. <br /> DEPTH OF WELL: (fect.100th'g _ 64.32 FEET TOTAL VOLUME PURGED- 15 GAL. <br /> STANDING WATER COLUMN: 31.75 FEET DEPTH OF PUMP: TUBING FEET <br /> . .......... ... ... <br /> .. .. .. . .. ... <br /> ............. .. ..... .... ..­......,­...."...... <br /> . . . ..... .. ....... ..... ... <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.) (cpNvLpm) (units) (UMHOS) (Celsius) (Mvolts) (Ppm) (N.T.U.) <br /> 0 N/A .5 GPM 7.41 1316 19,8 -.43.0 2.01 CLEAR <br /> 5 11 - . 11 7.34 1318 203 -43.0 0.95 11 <br /> 10 14 .. It 7.31 1322 20.4 -39.0 0.54 <br /> 15 ti ti 7.34 1321 20.4 -26.0 1.16 <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. 35.84' <br /> WELL INTEGRITY: NEW CAP&LOCK INSTALLED. <br /> WELL LOCATION: <br /> REMARKS: CEMENT ADDED TO GROUT SEAL. <br /> WEATHER: OVERCAST/RAMIN 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. 17 55 GAL.STEEL DRUMOR 60 GAL.POLYDRUM, <br /> INSTRUMENTATION: Y.S.I.556 MULTIPROB E SYSTEM 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 />