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• DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIEF LOG 1998 <br /> SAMPLE LOCATION/MW - 1 DATE: 3/31/98 <br /> PROJECT NAME: INDEPENDENT TRUCKING. ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 1145 WEST CHARTER WAY SAMPLE TIME: 14:25 <br /> CITY STATE: STOCKTON.CA. SAMPLE CONTAINERS: 5 CONTAINERS& 1 B.B. <br /> SITE CONTACT: PRESERVATIVES: 11CL <br /> CONSULTANT: HUNTER&ASSOCIATES LAB.ANALYSIS BY: SHERWOOD/WEST <br /> PROJECT MANAGER BILL HUNTER 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: 0 SEPTIC <br /> TOP OF CASING ELEVATION: MSL COLOR: LT.GREY <br /> DEPTH TO WATER: (feet100fh's) 13.11 FEET CALC.PURGE VOL.: 4.078368 GAL. <br /> DEPTH OF WELL: (feeLI00Ih's) 38.10 FEET TOTAL VOLUME PURGED: 13.5 GAL. <br /> STANDING WATER COLUMN: 24.99 FEET DEPTH OF PUMP: 35 FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAW PUMPING PH E.C. TEMP. O.R.P. ISSOLVEE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PERPURGE (D.T.W.) (GPM/L".) (uuib) (NUMBOS) (Cdduc) (Mvolb) (PPM) (N.T.UJ <br /> 0 N/A .5 GPM7.22 622 20.5 -42 N/A LT,GREY <br /> 4.5 7.16 498 18.4 -12 " <br /> 9 7.20 482 16.8 -69 <br /> 13.5 7.28 659 18.7 -107 <br /> PURGE METHOD: PURGERPUMP. <br /> SAMPLE METHOD: 1'STAINLESS STEEL BAILER W/STAINLESS STEEL WIRE LINE <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 13.57 <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: GOOD RECHARGE. <br /> WEATHER: OVERCAST SKIES. WIND: NW5 <br /> UALITY CONTROL: ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD VIrFHASIEAMCLEANER&ALCONOXSOAP. NEW NTIRILEGLOVES. <br /> CONTAINMENT: D.O.T.1735 GAL STEEL DRUM OR 60 GAL POLYDRUM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCE LL Y.S.L DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THFRMODINE 5808 P.I.D. <br /> KECK INIFRFACE MEIER TURBIDTfYMEIER <br /> #OF DRUMS ON SIGHT: WATER: SOIL: <br />