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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 20041 GLOBAL I.D. # T0607700605 <br /> .................. .................... .................... ....... . ... <br /> .. . ........................ <br /> .... .............. ................ .......... <br /> ...... ....... ..... . <br /> ............. .......... ....... ..... .. <br /> SAMPLE LOCATION /MW 9 DATE: 3/23/203164 <br /> ... ... ........................ ... % <br /> . ...... ..... <br /> ............................... <br /> ............ .... ..... .......................... <br /> PROJECT NAME: OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE C OF C <br /> ADDRESS: 300 S.CALIFORNIA STREET SAMPLE TIME: 11:47 <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: SHERWOOD LABS <br /> ...... .............. ...... ......... ....... .. . ....... . <br /> ­­. ............ ..... <br /> ........... <br /> .... .......... <br /> PROJECT MANAGER ERV MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERJAL: PVC <br /> SIGNED: WELL CASING DIA. : 201 / 0.1632 <br /> SAMPLE MEDIA: GROUNDWATER P.I.D.READING/ODOR: N/A LT.FUEL <br /> TOP OF CASING ELEVATfON: MSL COLOR. LIGHT GREY <br /> DEPTH TO WATER: (feet.100th's) 33.20 FEET CALL. PURGE VOL.: 11.63 GAL. <br /> DEPTH OF WELL: (feet.100th's) 104.48 FEET TOTAL VOLUME PURGED: 34.90 GAL. <br /> STANDING WATER COLUMN: 71.28 FEET DEPTH OF PUMP: 102 FEET <br /> ............. ...... <br /> FIELD PARAMETERS <br /> . ......................... .... .. .... ... ....... ....... ........ <br /> TIME CUMULATIVE DRAW PUMPING pH E.C. TEMP. O.R.P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER P' (D.T.W.) (cm/LPM) (units) (UMHOS) (Celsius) (Mvolts) (ppm) (N.T.U.) <br /> 0 N/A I GPM 7.47 2065 21.3 -39.8 2.80 LT. GREY <br /> 11.63 to it 7.36 1938 21.3 -88.7 1.59 1, <br /> 23.27 14 7.32 1938 22.6 -103.5 1.91 to <br /> 34.90 it 7.40 1944 22.4 -105 1.70 <br /> T <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: 49.72' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. LOCK INSTALLED.. <br /> WELL LOCATION: <br /> REMARKS: <br /> WEATHER: CLEAR&COOL. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES <br /> CONTAINMENT: D.O.T. 1755 GAL. STEEL DRUM OR 60 GAL.POLYDRUM. <br /> INSTRUMENTATION: Y.S.I.556 MULTIPROBE SYSTEM Y.S.I.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODTNE 580B P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> OF DRUMS ON SIGHT: WATER: SOIL: <br />