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I i I DEL-TECH GEOTECHNICAL SUPPORT SERVICES ' MONITORING WELL FIELD LOG 2004 ' SAMPLE LOCATION-/MW - 1 DA'L'E: 10/13/2004 ' PROJECT NAME: VALLEY WHOLESALE DRUG ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY ADDRESS- FREMONT STREET SAMPLE TIME: 1205 CITY,STATE: STOCKTON,CA SAMPLE CONTAINERS: 4 VOA'S ' SITE CONTACT PAUL SOUVA PRESERVATIVES HCL CONSULTANT: GEOLOGICAL TECHNICS LAB ANALYSIS BY: SHERWOOD LABS ' PROJECT MANAGER ERIC PRICE MONUMENT: FLUSH SAMPLER: DEL-TECH WELL CASING MATERIAL PVC SIGNED: -' WELL CASING DIA.: 2" / 01632 ' SAMPLE MEDIA. GROUNDWATER P.I D READING/ODOR: NIA FUEL TOP OF CASING ELEVATION: MSL COLOR: GREY TO CLEAR DEPTH TO WATER: (feeL100th's) 8 98 FEET CALL.PURGE VOL: 265 GAL DEPTH OF WELL- (feet.100th's) 2520 FEET TOTAL VOLUME PURGED: 794 GAL ' STANDING WATER COLUMN: 1622 FEET DEPTH OF PUMP- 23 FEET TIME CUMULATIVE DRAW PUMPING PH E.C. TEMP. O R.P. DISSOLVED TURBIDITY CASWG VOLUME DOWN RATE OXYGEN COLOR ' PER PURGE (D T1 W) (GPM/LPM) (umts) (UMHOS� (Celsus) (Mvolts) (Ppm) (N T U) 0 NIA 5 GPM 794 1207 236 -33 034 GREY 265 795 1202 224 -36 037 CLEAR 529 It797 1198 222 -35 048 " ' 794 799 1190 221 -41 040 " ' PURGE METHOD CENTRIFUGAL PUMP SAMPLE METHOD DEDICATED TUBING ' D T W AFTER PURGE D T W AT SAMPLE TELAE 929, WELL INTEGRITY CAP&SEAL ARE SECURE LOCK INSTALLED WELL LOCATION. SEE SITE MAP ' REMARKS WEATHER CLEAR/HOT WIND: NW5 QUALM CONTROL. ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE ' FIELD WITH A STFAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES CONTAINMENT D D T 17 55 GAL STEEL DRUM OR 60 GAL POLY DRUM ' INSTRUMENTATION Y S I 3560 FLOWCELL Y S L DISSOLVED OXYGEN METER SOLIMST SLOPE ME'T'ER THERMODINE 580B P I D KECK INTERFACE METER TURBIDITY METER ' #OF DRUMS ON SIGHT: WATER: 7 SOIL: 0 1 h