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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 1998 <br /> SAMPLE LOCATION/MW - 4 DATE: 8110/98 <br /> PROTECT NAME: INDEPENDENT TRUCKING. ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> AllDRESS; 1145 WEST CHARTER WAY SAMPLE TIME: 12:24 <br /> CITY STATE: STOCKTON,CA. SAMPLE CONTAINERS: 4 CONTAINERS& 1 B.B. <br /> SITE CONTACT: PRESERVATIVES: HCL <br /> CONSULTANT: HUNTFR&ASSOCIATES LAB.ANALYSIS BY: SHERWOOD/WEST <br /> PROJECT MANAGER BILL HUNTER MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: k WELL CASING DLA.: 2" / 0.1632 <br /> SAMPLE MEDM: GROUNDWATER P.I.D.READING/ODOR: N/A DIESEL <br /> TOP OF CASING ELEVATION: MSL COLOR: GREY TO CLEAR <br /> DEPTH TO WATER: (feeL100th's) 14.44 FEET CALC.PURGE VOL.: 4.024512 GAL. <br /> DEPTH OF WELL: (feet.l00th's) 39.10 FEET TOTAL VOLUME PURGED: 12 GAL. <br /> STANDING WATER COLUMN: 24.66 FEET DEPTH OF PUMP: 35 FEET <br /> FIELD PARAMETERS <br /> TIME CASLNG DRAW PUMPING pH E.C. TEMP. O.R.P. ISSOLVEE TURBIDITY <br /> V OLUNIE DOWN RAPE OXYGEN COLOR <br /> PERPURGE (D.T.W.) (GPMILPM) (unju) (.NUMHOS) (Celsius) (Mvolh) (PPM) (N.T.U.) <br /> 12:09 0 N/A 1 GPM 7.25 2150 21.5 -315 N/A GREY <br /> 12:12 4 " 7.26 1952 21.3 -265 " <br /> 12:16 8 7.21 2020 21.3 -295 CLEAR <br /> 12:19 12 7.21 2040 21.2 -332 " <br /> PURGE METHOD: PURGER PUMP. <br /> SAMPLE METHOD: Y STAINLESS STEEL BAILER W/STAINLESS STEEL.WIRE LINE <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 15,38' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: <br /> WEATHER: CLEAR SKIES WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WHNA ST EAMCLEARFR&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT: D.O.T. 1755 GAL STEEL DRUM OR 60 GAL POLY DRUM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN NfECER <br /> SOLINISC SLOPE METER THERMODINE 580B P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> ' .. <br /> �: ` <br />