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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2004/GLOBAL I.D. # T0607700605 <br /> ....................... ..................................... ...... ............. <br /> .................. ............................................................................................... <br /> ..................................... .. ................................... ................................ <br /> ........ ...... ..... ............ ............................ ............. .............. <br /> SAMPLE LOCATION MW- 9 DATE: 6/11/2004 <br /> ..... ..... ....... ......................................................... <br /> .......... <br /> ......................... ............ ...................................................................... <br /> PROJECT NAME: OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE c OF C <br /> ADDRESS: 300 S.CALIFORNIA STREET SAMPLE TIME: 16:00 <br /> CITY,STATE: STOCKTON,CA. SAMPLE CONTAINERS: 4 V.O.A.'s <br /> SITE CONTACT- NONE PRESERVATIVES: HCL <br /> CONSULTANT: FOOTHILL ENG. LAB.ANALYSIS BY: SHERWOOD LABS <br /> ........ ...... <br /> ............... .. ................... <br /> ........... . ...... .........................I................ <br /> ....... .... .......... ...... ....... .............. .... ....­I...1.� <br /> .................... ... ...... ...... ..... ..... ... .............. .. <br /> PROJECT MANAGER ERV MONUMENT: FLUSH <br /> -SAMPLER: v . - DEL-TECH WELL CASING MATERIAL PVC <br /> -SIGNED: k\vWELL CASING DIA. : 2" / 0.1632 <br /> - <br /> SAMPLEMEDIAZ- 1� GROUNDWATER P.I.D.READING I ODOR: N/A MUSTY <br /> TOP F CASING ELEVXTION: MSL COLOR: CLEAR <br /> - <br /> DEPTHTOWATER: (feet.100th's) 40.54 FEET CALC.PURGE VOL.: 10.44 GAL, <br /> -DEPTH OF WELL: (feet.100th's) 104.48 FEET TOTAL VOLUME PURGED: 31.31 GAL. <br /> STANDING WATER COLUMN: 63.94 FEET DEPTH OF PUMP: 102 FEET <br /> .............. ..... ......... ........ <br /> ................................ . .... ............................................ ........... <br /> ............ .........1. ­�..........I..... ........... I....... .. ....... <br /> FIELD PARAMETERS <br /> • <br /> ........ ............ .................... ..... .................. .... ................... .... ... .. <br /> ..........j....... ....... ..........�j........ ............... .................... <br /> ............................... .... ............ ................................................. ............................ <br /> .............. ............... ......... <br /> TIME CUMULATIVE DRAW PUMPING pH E.C. TEMP. O.R.P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D.T.W.) (GpmiLpm) (units) (UMHOS) (Celsius) (Mvolts) (ppm) (N.T.U.) <br /> 0 N/A IGPM 7.50 1861 21.6 -116 0.55 CLEAR <br /> 10.44 IR it 7.23 1456 22.7 -80 0.41 <br /> 20.87 DRY 7.64 1936 22.6 -100 1.02 <br /> 31.31 DRY 7.66 1937 22.6 -104 1.01 <br /> . ......... .......... ..... .... .. ...... ..... ... ...... <br /> .. .......... .... ........ .. .............. ....... ............. ..... ...... ... <br /> ........................... ..... ........... ... .. .................. <br /> PURGE METHOD: DEDICATED WATERRA PUMP. <br /> SAMPLE METHOD: DEDICATED WATERRA PUMP, <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 54.11' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. LOCK INSTALLED.. <br /> WELL LOCATION: <br /> REMARKS: POOR RECHARGE <br /> —WEATHER: CLEAR SKIES. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING IUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> —CONTAINMENT: D.O.T. 17 55 GAL.STEEL DRUM OR 60 GAL.POLYDRUM. <br /> —INSTRUMENTATION: Y.S.I.556 MULTIPROBE SYSTEM Y.S.I.DISSOLVED OXYGEN METER <br /> • SOLINIST SLOPE METER THERMODINE 580B P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT: WATER: SOIL: <br />