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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003/GLOBAL LD. # T0607700605 <br /> SAMPLE LOCATION/EW - 1 DATE: 6/25/2003 <br /> PROJECT NAME: OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE C OF C <br /> ADDRESS: 300 S. CALIFORNIA STREET SAMPLE TEWE: 17:00 <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 /> PROJECT MANAGER IRV MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: 4 WELL CASING DIA. : 2" / IFEET <br /> SAMPLE MED : GROUNDWATER P.I.D. READING I ODOR: N/A FUE <br /> TOP OF CASING ELE ATION: MSL COLOR: BROWN <br /> DEPTH TO WATER: (feet.100th's) 32.13 FEET CALC.PURGE VOL.: 40.58 <br /> DEPTH OF WELL: (feet.100th's) 60.00 FEET TOTAL VOLUME PURGED: 123 <br /> STANDING WATER COLUMN: 27.87 FEET DEPTH OF PUMP: TUBING <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.) (GPWLPM) (units) (UMHOS) (Celsius) (Mvolts) (PPM) (N.T.U.) <br /> 0 NIA 10 GPM 6.85 1373 22.1 -188.3 0.33 BROWN <br /> 40.5 6.81 1242 22 -188.9 0.38 " <br /> 81 6.81 1237 22 -163.8 0.48 " <br /> 121.5 6.80 1230 22 -174.2 0.40 " <br /> PURGE METHOD: D TED TERRA PUMP. <br /> SAMPLE METHOD: DEDICAT TERRA PUMP. <br /> D.T. W.AFTER PURGE: z '• ­D.T.W.AT SAMPLE TIME: 35.14' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. NEW LOCK INSTALLED.. <br /> WELL LOCATION: <br /> REMARKS: POOR RECHARGE. <br /> WEATHER: CLEAR SKIES. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLF_ANER&ALCONOX SOAP. NEW NITRILE GLOVES <br /> CONTAINMENT: D.O.T. 17 55 GAL STEEL DRUM OR 60 GAL POLY DR UM. <br /> INSTRUMENTATION: Y.S.I.556 MULTIPROBE SYSTEM Y.S.I.DISSOLVED OXYGEN METER <br /> SOLITIIST SLOPE METER THERMODINE 580B P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT: WATER: SOIL: <br />