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• DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2002/GLOBAL I.D. # T0607700605 <br /> SAMPLE LOCATION 1 MW- 1 DATE: 2/8/2002 <br /> .. ..... .. . . .... . . .... .. . <br /> PROJECT NAME: OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE C OF C <br /> ADDRESS: 300 S. CALIFORNIA STREET SAMPLE TIME: 13:48 <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: DEL-TECH WELL CASING MATERIAL : FVC <br /> SIGNED: WELL CASING DIA. : 2" 1 0.1632 <br /> SAMPLE MEDI GROUNDWATER P.I.D. READING/ODOR: NIA FUEL <br /> TOP OF CASING EL ATION: MSL COLOR: BLACK TO LIGHT BLACK <br /> DEPTH TO WATER: feet.100th's 30.47 FEET CALL.PURGE VOL.: 4.13 GAL. <br /> DEPTH OF WELL: feet.100th's 55.78 FEET TOTAL VOLUME PURGED: 13.5 GAL. <br /> STANDING WATER COLUMN: 25.31 FEET DEPTH OF PUMP: TUBING FEET <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) (Mvalts) (PPM) (N.T.U.) <br /> 0 NIA .5 GPM 6.73 820 21.1 -261 NIA BLACK <br /> 4.5 6.71 810 21 -234 " <br /> 9 6.70 806 20.9 -234 LT. BLK. <br /> 13.5 6.69 809 21.1 -235 " <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: 39.80' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: <br /> WEATHER: OVERCAST SKIES. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT: D.O.T. 17 55 GAL.STEEL DRUMOR 60 GAL.POLYDRUM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCELL 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: 8 SOIL: <br />