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I I • DEL-TECH GEOTECHNICAL SUPPORT SERVICES ' MONITORING WELL FIELD LOG 1999 ' SAMPLE LOCATION/MW- t DATE: 10/5/99 PROJECT NAME- CUTTER LUMBER ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY ADDRESS: 3430 S ELDORADO SAMPLE TIME: 1118 CITY STATE: STOCKTON,CALIF SAMPLE CONTAINERS: 2 VOA'S& 1B B SITE CONTACT: PRESERVATIVES: HCL ' CONSULTANT: GEO-PHASE ENVIRONMENTAL LAB.ANALYSIS BY: SHERWOOD PROJECT MANAGER STEVE LANKFORD MONUMENT: FLUSH ' SAMPLER: DEL-TECH WELL CASING MATERIAL PVC SIGNED: WELL CASING DIA.: 2" / 01632 SAMPLE MEDIA-KN GROUNDWATER P.I.D.READING/ODOR: N/A GAS ' TOP OF CASING ELEVA ON: MSL COLOR: GREY TO CLEAR DEPTH TO WATER: ([eet.100th's) 2914 FEET CALC.PURGE VOL.: 412896 GAL DEPTH OF WELL: teet.100th's 5444 FEET TOTAL VOLUME PURGED: 135 GAL STANDING WATER COLUMN: 2530 FEET DEPTH OF PUMP: 40 FEET ' FIELD PARAMETERS TIME cAsING DRAW PUMPING pH E.C. TEMP. O.R.P. ISSOLVE TURBIDITY VOLUME DOWN RATE OXYGEN COLOR PER PURGE (D T W) (GPAULm (units) (UsMFI08) (Celsius) (Mvolts) (PPM) (N T U) ' 0 NIA 5 GPM 767 1188 208 -85 NIA GREY 4 .N 710 1168 212 -103 CLEAR y + " 770 1208 205 -108 135 769 1196 218 -129 " 1 ' PURGE METHOD PURGER PUMP SAMPLE METHOD. I'STAINLESS STEM BAILER W/STAINLESS STEEL.WIRE LINE D.T W.AFTER PURGE D T W.AT SAMPLE TIME. 32 47' ' WELL INTEGRITY- CAP&SEAL ARE NOT SECURE AMERICAN LOCK INSTALLED WELL LOCATION. SEE SITE MAP REMARKS: WEATHER. CLEAR SKIES WIND NW5 UALITY CONTROL• ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES CONTAINMENT- D O T 17 SS GAL.STEEL DR UM OR 60 GAL POLY DRUM INSTRUMENTATION YS 13560 FLOWCELL Y S L DISSOLVED OXYGEN METER SOLINIST SLOPE METER THERMODINE 580B P I D KECK INTERFACE METER T MID[TY METER #OF DRUMS ON SIGHT: WATER: SOIL: 0