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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2002/GLOBAL LD. # T0607700605 <br /> SAMPLE LOCATION /MW - 2 DATE: 9/17/2002 <br /> ................................ ........... ... <br /> . .. .. ..... .... _ .. . ... .. ... _ . ... .. <br /> PROJECT NAME: OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE C OF C <br /> ADDRESS: 300 S. CALIFORNIA STREET SAMPLE TIME: 11:37 <br /> CITY,STATE: STOCKTON,CA. SAMPLE CONTAINERS: 2 V.O.A.'s <br /> SITE CONTACT: NONE PRESERVATIVES: HCL <br /> CONSULTANT: FOOTHILL ENG, LAB.ANALYSIS BY: SHERWOOD LABS <br /> PROJECT MANAGER IRV MONUMENT: FLUSH <br /> SAMPLER: I DEL-TECH WELL CASING MATERIAL : PVC <br /> SIGNED: WELL CASING DIA. : 2" 1 0.1632 <br /> SAMPLE MEDIANJ k3 GROUNDWATER P.I.D.READING/ODOR: N/A FUEL <br /> TOP OF CASING ELEVATION: MSL COLOR: BLACK TO LIGHT BLACK <br /> DEPTH TO WATER: feet.100th's 31.78 FEET CALC.PURGE VOL.: 4.26 GAL, <br /> DEPTH OF WELL: feet.100th's 57.90 FEET TOTAL VOLUME PURGED: 12 GAL. <br /> STANDING WATER COLUMN: 26.12 FEET DEPTH OF PUMP: TUBING FEET <br /> ..................................... <br /> FIELD PARAMETERS <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.) (GPMILPM) (units) (UMHOS) (Celsius) (Mvolts) (PPM) (N.T.UJ <br /> 0 NIA .5 GPM 7.89 1229 21.9 -37.2 0.43 BLACK <br /> 4 11 it7.88 1211 21.7 -137.7 0.47 " <br /> 8 It <br /> It <br /> 7.86 1237 22.4 -139.2 0.52 It <br /> 12 It7.87 1227 22.3 -162.8 0.51 LT.BLK. <br /> PURGE METHOD: DEDICATED WATERRA PUMP. <br /> SAMPLE METHOD: DEDICATED WATERRA PUMP. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 33.69' <br /> WELL INTEGRITY: NO CAP OR LOCK. <br /> WELL LOCATION: <br /> REMARKS: SHEEN <br /> WEATHER: CLEAR SKIES. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT: D.O.T. 1755 GAL.STEEL DRUMOR 60 GAL,POLYDRUM. <br /> INSTRUMENTATION: Y.S.I.556 MULTIPROBE SYSTEM Y.S.I.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580E P.I.D. <br /> . KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT: WATER: SOIL: <br />