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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 20041 GLOBAL I.D. # T0607700605 <br /> ................ <br /> ........... ................................. .............................. ........... .................. ......... . <br /> .......... ... <br /> ............... ....................... .............. ....... ............... .... ......... ........ ......... . . <br /> ...... ..... ....................... ..... .........I....I............... ..... ... ..... .... ..... .............. <br /> . .......... ... .... ........ . . .. . ......... .... ..... .... . ... .... ...... <br /> SAMPLE LOCATION/MW- 1 DATE: 6111/2004 <br /> .......... ......... ...... ............. ... .. ...... ..... ... .......... ......... . ... .... <br /> ...............-I..... .......................... ................... .......... ........ ......... .... ........... ....I.... <br /> ............. .. ............................. .......... .....—I...... ............... .......... ........ <br /> .............................................................. ......................... ................................. ........ <br /> ............. ...... ..... .... ..................... ......... ... ............................... ................1-1... ...... .... <br /> .......................... ........ .................. .......... ...................... ......... <br /> ... .. ... .. ..... <br /> PROJECT NAME; OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE C dF-C <br /> ADDRESS: 300 S.CALIFORNIA STREET SAMPLE TIME: 9:15 <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 /> ... .... .. .. <br /> PROJECT MANAGER ERV MONUMENT: FLUSH <br /> SAMPLER: A DEL-TECH WELL CASING MATERIAL : PVC <br /> SIGNED: 1\,%4lA WELL CASING DIA. : 211 / 0.1632 <br /> SAMPLE MEDIA-) - J� GROUNDWATER P.I.D.READING/ODOR: NIA HEAVY FUEL <br /> TOP OF CASING ELEVATION: MSL COLOR: DARK GREY TO LIGHT GREY TO CLEAR <br /> DEPTH TO WATER: (feet.100th's) _ 33.35 FEET CALL.PURGE VOL.: , 3.66 GAL. <br /> DEPTH OF WELL: (feet.100th's) 55.78 FEET TOTAL VOLUME PURGED: 10.98 GAL. <br /> STANDING WATER COLUMN- 22.43 FEET DEPTH OF PUMP: 53 FEET <br /> .. ..... ... .. .... ..... ... ...... .... ...... ... .... ............... ........ <br /> . ... ....... ......... . . .... .... .... ..................... ............... ............ ............ ................ .... ... . <br /> FIELD PARAMETER <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.) (GPM/LPM) (units) (UMHOS) (Celsius) (Mvolts) (PPM) (N.T.U.) <br /> 0 N/A .5 GPM 6.90 1286 21.9 -110 0.60 DK. GREY <br /> 3.66 01 11 6.94 1247 21.9 -137 0.45 LT. GREY <br /> 7.32 Pi rl 6,96 1271 21.8 -139 0.60 CLEAR <br /> 10.98 fi 1 6.96 1277 21.8 -139 0.61 <br /> ................ <br /> ............. . ....... . <br /> ... ................. .......... ..................... ............ .............. ..... ............... ..... ........ <br /> ............-................... ... ................ ................. ...7, <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; 34,01' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE, LOCK INSTALLED.. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: <br /> WEATHER: CLEAR SKIES. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES. <br /> CONTAINMENT: D.O.T. 1755 GAL.STEEL DRUMOR 60 GAL.POLYDRUM. <br /> INSTRUMENTATION: Y.S.I.556MULTIPROBE 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: 11 SOIL: 2 <br />