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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2002 <br /> ... ......... ........................ .................................................. ..... .. . ...... .. ........... ............. <br /> ...... .... .. ....................... ......... ............................................ ........ ...... ......................... .... <br /> .... ....... ............... .......... ................................ .................... ........... <br /> ....... ...... ............................. ........................................ ....... <br /> ...... ....... ....11, .............. ...... ............ <br /> .................................................. ...... ..­­­—,.......I--........—. . .......... <br /> .. <br /> .......................... .............................. ...................................... ....... ............. ......... <br /> .................. ... ... .. ..... ... ...I......... ............................................................. <br /> SAMPLE LOCATION 1 MW- 1 DATE: 8/12/2002 <br /> ................ <br /> ................... ............ ............................I..... .. ......I........I........ <br /> . . . ......................................... ............... <br /> ............. .................. <br /> ................ <br /> ............................. . ......................1-1.1........... ..................... <br /> PROJECT NAME: DELMONTE-STOCKTON. ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> -ADDRESS: 110 FILBERT SAMPLE TIME: 15:00 <br /> CITY,STATE: STOCKTON,CA. SAMPLE CONTAINERS: 5 V.O.A.'S <br /> SITE CONTACT: PRESERVATIVES: HCL <br /> CONSULTANT: KLEINFELDER LAB.ANALYSIS BY: SEQUOIA ANALYTICAL <br /> .......................... .......... <br /> ................... <br /> ............ ...... <br /> ............ ...... ...........I...... .. ....... .... .. ............... ..... . <br /> PROJECT MANAGER: TONY MARTIN MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL: PVC <br /> SIGNED: WELL CASING DIA. : 2" 0.1632 <br /> SAMPLE MEDIA: Q eEGROUNDWATER P.I.D.READING/ODOR: NIA LIGHT FUEL <br /> TOP OF CASING ELEVATION: MSL COLOR: LIGHT GREY TO CLEAR <br /> DEPTH TO WATER: (feet.looth's) 52.52 FEET CALC.PURGE VOL.: 5.76 GAL. <br /> DEPTH OF WELL: (feet.100th's) 87.80 FEET TOTAL VOLUME PURGED: 18 GAL. <br /> STANDING WATER COLUMN: 35.28 FEET DEPTH OF PUMP: N/A FEET <br /> ............................. .................I......... .....................I....... ......I.................,................ <br /> ............... ... .. .............. ........................ <br /> .............. <br /> ........... ...... ........ ......................... <br /> FIELD PARAMETERS <br /> ........... . .. ...................— ...... <br /> ... ........ ....... <br /> ........................... <br /> TIME CUMULATIVE DRAW PUMPING pH E.C. TEMP. O.R.P. IDISSOLVED 1 TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D.T.W.) (GPM/LpNo (units) MsMHO (Celsius) <br /> I ius) (Mvolts) (ppm) (N.-T.U.) <br /> 0 N/A .5 GPM 6.99 1052 22.3' 125.9 N/A LT.GREY <br /> 6 If 11 6.97 1016 21.7 -133.3 IF CLEAR <br /> 12 it IF 6.96 970 21.4 -133.8 IF <br /> 18 it IF 6.92 970 21.2 -134.3 IF <br /> ................... ...... ...... ...... <br /> ............................. <br /> .... ........ ....... <br /> PURGE METHOD: DEDICATED, , , , , , "wx,r,ERR,A"Pu,mt., .. .......... <br /> .. .... .. .... .. <br /> SAMPLE METHOD- DEDICATED WATERRA PUMP. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 56,32' <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 EQ UIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOXSOAP, NEWNITPJLE GLOVES <br /> CONTAINMENT: D.O.T. 17 55 GAL.STEEL DRUMOR 60 GAL.POLYDRUM. <br /> INSTRUMENTATION: Y.S.1,3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMOWNE 580B P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT: WATER: 8 SOIL: 0 <br />