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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 1998 <br />' SAMPLE LOCATION/MW - 11 DATE: 3/12/98 <br /> PROJECT NAME. CUTTER LUMBER ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 3430 S ELDORADO SAMPLE TIME. 1232 <br /> CITY STATE: STOCKTON,CALIF SAMPLE CONTAINERS 2 VOA'S, 1 Ln RE, 1 B B <br /> SITE CONTACT: PRESERVATIVES: HCL <br /> CONSULTANT: GEO-PHASE ENVIRONMENTAL LAB.ANALYSIS BY: SHERWOOD/'WEST <br />' PROJECT MANAGER STEVE LANKFORD MONUMENT: FLUSH <br /> SAMPLER: t DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: Nj WELL CASING DIA.: 2" 1 01632 <br /> SAMPLE MEDIA GROUNDWATER P.I.D.READING/ODOR: 0 PPM GAS <br /> TOP OF CASING ELEVATION: MSL COLOR: GREY <br /> DEPTH TO WATER: ([eew100th's 2390 FEET CALC.PURGE VOL.: 3461472 GAL <br /> DEPTH OF WELL: keLl00th's) 4511 FEET TOTAL VOLUME PURGED: 105 GAL <br />' STANDING WATER COLUMN: 2121 FEET DEPTH OF PUMP: 45 FEET <br /> FIELD PARAMETERS <br /> i� TIME CASING DRAW SUBMERS pH E.C. TEMP. O.R.P. ISSOLVE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (l)TW)W) (GPMILPM) (units) (UsMHOS) (CdA—) (Mvolts) (PPM) (N T U) <br /> 0 NIA 5 GPM 860 1267 196 9 NIA GREY <br /> 35 929 1165 196 -44 " <br /> 7 815 1161 196 -48 " <br /> 105 8 1 1 1160 195 -52 " <br /> PURGE METHOD PURGERPUMP <br /> SAMPLE METHOD 1'STAINLESS STEED BAR.FR W/STAINLESS STEEL WIRE LINE <br /> D T W AFTER PURGE D.T W.AT SAMPLE TIME 24 26' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK INSTALLED <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS GOOD RECHARGE SILTY SEDIMENT IN WELL <br /> VERY FINE SILTY SEDIMENTATION <br /> WEATHER OVERCAST SKIES WIND NW5 <br /> QUALITY CONTROL ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIEF WTH A STEAMCLE'ANER do ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLY DRUM <br /> INSTRUMENTATION Y S I 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLIMST SLOPE METER THERMODINE 580E P I D <br /> . KECK INTERFACE METER TURBIDITY METER <br />