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DEL-TECHGEOTECEMCALSUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003/GLOBAL LD. # T0607700605 <br /> .............. <br /> . . .... ........ ......... <br /> .. . ....... . ........ ......... <br /> SAMPLE LOCATION MW 8s DATE: 9/25/2003 <br /> . .. ....... . ...... <br /> ...... ........ .......... ............... <br /> PROJECT NAME: OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE C OF C <br /> ADDRESS: 300 S. CALIFORNIA STREET SAMPLE TIME: 8:40 <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 /> PROJECT MANAGER fRV 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 MUSTY <br /> TOP OF CASING ELErATION: MSL COLOR: GREY TO CLEAR <br /> DEPTH TO WATER: (feetlWth's) 36.93 FEET CALC.PURGE VOL.: 4.47 GAL, <br /> DEPTH OF WELL: (fectlOOth's) 64.30 FEET TOTAL VOLUME PURGED: 13.40 GAL. <br /> STANDING WATER COLUMN: 27.37 FEET DEPTH OF PUMP: 62 FEET <br /> ... ........ .... .. <br /> .......... <br /> FIELD PARAMETERS <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.) (GPMfLPM) (units) (UMHOS) (CeLsius) (mvolts) (Ppm) (N.T.U.) <br /> 0 N/A .5 GPM 7.83 1502 21.5 -42.0 0.57 GREY <br /> 4.47 7.50 1462 21.3 -17.5 0.60 CLEAR <br /> 8.93 7.58 1464 213 -25.0 0.62 <br /> 13.40 7.59 1460 21.2 -36.0 0.67 <br /> ... ...... ....... <br /> .... .—or 7: ... .. .... <br /> PURGE METHOD: DEDICATED WATERRA PUMP. <br /> SAMPLE METHOD: DEDICATED TVATERRA PUMP. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 48.52' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. NEW LOCK INSTALLED.. <br /> WELL LOCATION: <br /> REMARKS: <br /> WEATHER: CLEAR SKIES, WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQ UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT: D.D.T. 17 55 GAL STEEL DRUM OR 60 GAL POLY DRUM. <br /> INSTRUMENTATION: Y.S.I.556 MULTIPROBE SYSTEM Y.S.1,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 />