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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003 <br /> ........... .......—............ ... ....... .. .... ..—....... .. .. ......... . ...... <br /> ....................... . ........ .......... <br /> ... ............... ........... ._........... <br /> .......... ..... ........ ......... ..... .... <br /> ....... ......... ........ .............. ..... .. .... ............. ........ <br /> ... ............... <br /> .... ..-......­­...... ..... .......... ............ .......... 77777 <br /> SAMPLE LOCATION I MW - 6 DATE: 2114/2003 <br /> ............. ...................... .... ... .........I............I... .............. <br /> . ... .... ............ ............. . ........ <br /> .. ................ <br /> ..... .......... .. .............. ......... . <br /> .. ........ ..... . <br /> PROJECT NAME: 7VALEEY WHOLESALE DRUG ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> —ADDRESS: FREMONT STREET SAMPLE TENIIE* 11:17 <br /> CITY,STATE: STOCKTON,CA. SAMPLE CONTAINERS: 4 V.O.A.'S <br /> SITE CONTACT: PAUL SOUSA PRESERVATIVES: HCL&TSP <br /> CONSULTANT: GEOLOGICAL TECHNICS LAB.ANALYSIS BY: SHERWOOD LABS <br /> ------------ <br /> ..... ........ <br /> ........ . .. <br /> .. ........ ... <br /> PROJECT MANAGER: ERIC PRICE 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 NONE <br /> TOP OF CASING ELEVATIOY: MSL COLOR- BROWN TO CLEAR <br /> DEPTH TO WATER: ( et.100th's) 7.09 FEET CALC. PURGE VOL.: 2.94 GAL. <br /> DEPTH OF WELL: (feet.100th's) 25.12 FEET TOTAL VOLUME PURGED: 9 GAL. <br /> STANDING WATER COLUMN: 18.03 FEET I DEPTH OF PUMP: N/A FEET <br /> ............ .................... ..... . <br /> FIELD PARAMETERS <br /> ....... ... ...... .... ...... <br /> ........... .... .......... <br /> M ,TIME , <br /> CUMULATIVE DRAW PUMPING pH E.C. TEMP.1 O.R.P. IDISSOLVEDI TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D.T.W.) (GPMILPM) (units) (UMHO.) (Celsius) (mvalts) (Ppm) (N.T.U,) <br /> 0 N/A .5 GPM 7.49 1155 21 -11.2 2.23 BROWN <br /> 3 It It 7.50 1180 21.6 -20.4 2.21 CLEAR <br /> 6 [1 7.51 1189 21.7 -27.3 2.27 <br /> 9 7.54 1202 22 -56.9 2.35 <br /> ............ .... .... ................. ...... ............. ... .. ........... <br /> .. ....... ..... <br /> ...... ............ ... ... ... .. ... <br /> PURGE METHOD: DEDICATED WATERRA PUMP, <br /> SAMPLE METHOD- DEDICATED TUBING. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 8.78' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE LOCK INSTALLED. <br /> WELL LOCATION: <br /> REMARKS: DOUBLE CHECKED D.O.READINGS/FOR SOME REASON MW-6 D.O.IS HIGH. <br /> POSSIBLE WATER LINE LEAK OR INFLUENCE FROM ADJACENT STORM DRAIN. <br /> WEATHER: OVERCAST SKIES. WIND: NW5 <br /> QUALITYCONTROL: ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOX SOAP. NEWNITRILE GLOVES <br /> CONTAINMENT: U0,T 17 55 GAL.STEEL DRUMOR 60 GAL.POLYDRUM. <br /> INSTRUMENTATION: Y5.1.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER <br /> SOLMIST SLOPE METER THERMODINE 580B P.1,I7, <br /> KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT: WATER: SOIL- <br />