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DEL—TECHGEOTECHNICALSUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2004 GLOBAL 1.D. # T0607700605 <br /> .................. .......... .... .... <br /> ................... <br /> ........ .... .... ... ... ..... .. .... ........ ..... <br /> SAMPLE LOCATION/ MW- I R DATE: 3/23/2004 <br /> ..... ......... <br /> ......................... .... ..... ......................... ........................ ............. ......... .. <br /> ........ .... ....................... ..... ............................... .............I... ... ........... .............. <br /> ................... ....... ...... ....... .................. ....... ....... .. ........................... <br /> ... ..... . . .. ..... . ...... . . <br /> PROJECT NAME: OLTVAREZ PROPERTY ANALYSIS PERFORMED: SEE C OF C <br /> ADDRESS: 300 S. CALIFORNIA STREET SAMPLE TIME: 12:45 <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 I <br /> ..................... ............ ......... ... .. . ... ... ....... ............. <br /> ... ............ . . ........ . ..... <br /> PROJECT MANAGER ERV MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL: PVC <br /> SIGNED: WELL CASING DIA. : 2" 0.1632 <br /> SAMPLE MEDIA: GROUNDWATER P.I.D.READING/ODOR: N/A N/A <br /> TOP OF CASING ELEVATION: MSL COLOR: N/A <br /> . DEPTH TOWATER: (feet.100th's) 32.73 FEET CALC. PURGE VOL.- 0.25 GAL. <br /> DEPTH OF WELL: (feet.100th's) 34.28 FEET TOTAL VOLUME PURGED: 0.76 GAL. <br /> STANDING WATER COLUMN: 1.55 FEET DEPTH OF PUMP: TUBING FEET <br /> ­ ­I.................... ...­�......... ........... ............ ..... . .... ....... .. ....... ... �.... .... ......... . ..... .. <br /> ........ ........... .. ........ ......... ....... ... ..... ... .... ..... .... .......... .......... <br /> FIELD PARAMETERS <br /> TIME...CUMU-LATI.VE. DRAW.. ...PUMPING pH E. <br /> ...C ..TEMP. O.R.P.- DISSOLVED� TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D.T.W.) I (GPMILPM) 1 (units) l (UMHOS) I (Celsius) I (Mvolts) I (ppm) I (N.T.U.) <br /> 0 N/A BAILER 7.21 2186 24.8 -80.3 3.35 <br /> 0,25 DRY <br /> 0.51 0 <br /> 0.76 ff 4t <br /> T <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: 33,10' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. LOCK INSTALLED.. <br /> WELL LOCATION: <br /> REMARKS: POOR RECHARGE I GRAB SAMPLE. <br /> WEATHER- CLEAR&COOL. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITTIA STEAUCLEANER&ALCONOXSOAP NEW NITRILE GLOVES <br /> CONTAINMENT: D.O.T. 1755 GAL.STEEL DRUMOR 60 GAL.POLYDRUM. <br /> INSTRUMENTATION: Y.S.I.556 MULTIPROBE SYSTEM Y.S.I.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 5808 P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT: WATER: SOIL: <br />