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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 200.7 <br /> ........ ... <br /> SAMPLE LOCATION /MW - 9 DATE: 6/27101 .. .. .. <br /> . . ...... .. <br /> ............. ..... .. ....... ....%.... .. . ..... <br /> ........... ... . ... .... ... ......... .... <br /> . ......... ......... ....... .......... <br /> ........ . . . <br /> .............. ...... ..... ..... ...... .. ..... .... .... <br /> PROJECT NAME: OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE C OF C <br /> ADDRESS: 300 S.CALIFORNIA STREET SAMPLE TIME: 16.27 <br /> CITY,STATE: STOCKTON,CA. SAMPLE CONTAINERS: 2 V.O.A.'s <br /> SITE CONTACT: NONE PRESERVATIVES: HCL <br /> CONSULTANT: FOOTHILL ENG. LAB.ANALYSIS BY: SHERWOOD LABS <br /> .. ............ <br /> ....... .........X <br /> PROJECT MANAGER IRV MONUMENT: FLUSH <br /> SAMPLER: t . . - DEL-TECH WELL CASING MATERIAL : PVC <br /> SIGNED- L-1±m WELL CASING DIA. : 21" / 0.1632 <br /> U (\ GROUNDWATER N/A SULFUR <br /> SAMPLE MEDIA P.I.D.READING/ODOR: <br /> TOP OF CASING ELEVATION: MSL COLOR: GREY <br /> DEPTH TO WATER: (feet.100th's) 29.31 FEET CALL.PURGE VOL.: 12.27 GAL. <br /> DEPTH OF WELL: (fect.100th's) 104.48 FEET TOTAL VOLUME PURGED: 37.5 GAL. <br /> STANDING WATER COLUMN: 75.17 FEET DEPTH OF PUMP: TUBING FEET <br /> ... . ... .... <br /> FIELD PARAMETERS <br /> . ..... .... <br /> 7m.-_­­ <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)_ (UMBOS) (Celsius) (MV011s) (PPM) (N.T,U.) <br /> 0 N/A .5 GPM 7.94 1516 223 1 -232 N/A GREY <br /> 12.5 7.96 1534 22.8 -246 <br /> 25 8.11 1532 22.5 -230 <br /> - 5 if <br /> 37.5 if 8.13 1525 22.5 .-222 If <br /> .... ........X,- <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: 44,65' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: <br /> REMARKS: <br /> —WEATHER: CLEAR SKIES. WIND: NWS N <br /> QUALITY CONTROL: ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN <br /> THE <br /> FIELD WITH 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.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THFRMODINE 580B P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> OF DRUMS ON SIGHT: WATER: SOIL: <br />