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F' DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2004 <br /> . ....... ............ <br /> .......... ........ .. . ................ <br /> ...... ..... <br /> ........... ................................... ........................... . ............................... ................ <br /> SAMPLE LOCATION/MW- 101 DATE: 7/23/2004 <br /> ....................................... ............. .... .......... ..... ................. ....... . ..... <br /> ........ ................................_%......... .............. ........... <br /> ........ .................... .......... <br /> PROJECT NAME: GEORGE'S SERVICE, ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 1600 DURHAM FERRY ROAD SAMPLE TIME: 14:56 <br /> CITY,STATE-. TRACY,CA. SAMPLE CONTAINERS: 3 VOA'S <br /> SITE CONTACT: GEORGE&MAE PRESERVATIVES: . HCL <br /> CONSULTANT:. . ... .. .GEOLOGICAL TECHNICS LAB.ANALYSIS BY: SHER.WOOD LABS. <br /> ............................. . <br /> ................................ <br /> ...............I——........ ............. <br /> ............. ....................... ........... ......I.... .. ............. .. <br /> .. .............. ........... ....... ........... <br /> PROJECT MANAGER ERIC PRICE MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL: - PVC <br /> —SIGNED: WELL CASING DIA. : 211 / 0.1632 <br /> SAMPLE MEDIA: GROUNDWATER P.I.D.READING/ODOR:' N/A ' NONE <br /> TOP OF CASING FTTVAMN: MSL COLOR: BROWN TO CLEAR <br /> DEPTH TO WATER: (feet-100th's) 13.05 FEET CALC. PURGE VOL.: 4.00 GAL. <br /> DEPTH OF WELL: feet.100th's) 37.58 FEET TOTAL VOLUME PURGED: 12.01 GAL. <br /> STANDING WATER COLUMN: 24.53 FEET I DEPTH OF PUMP- 37 FEET <br /> FIELD PARAMETERS <br /> .......... ............. <br /> ................ ...... ....:-U........ <br /> TIME CUMULATIVE DRAW PUMPINGpH E.C. TEMP. O.R.P.' DISSOLVED TURBlj)IT-i <br /> CASING VOLUME DOWN RATE OXYGEN C0L___ <br /> PER PURGE (D.T.W.) (GPMILPH) (units) ("sMHOS) (Celsius) (Mvolts) (ppw (N.T.U.) <br /> 0 N/A .5 GPM 7.43 1457 20.7 -14.4 15 BROWN <br /> 4.00 7.42 1394 19.9 -12.4 1.54 CLEAR <br /> 8.01 7.40 1453 20.4 4.3 1.4 ti <br /> 12,01 it 7.40 1450 203 5.8 1.42 ti <br /> —PURGE METHOD: W ATE RRA PUMP. <br /> —SAMPLE METHOD: DEDICATED WATERRA INERTIA TUBING. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 14.23' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: GOOD RECHARGE. <br /> —WEATHER: CLEAR SKIES. WIND: NONE <br /> QUALITY CONTROL: ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOX SOAP, NEWNITRILEG-LOVES <br /> CONTAINMENT- D.O.T 1755 GAL. STEEL DRUMOR 60 GAL.POLYDRUM <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCEU Y.S.I.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P.I.D. <br /> KECK NTERFACE METER TURBIDITY METER <br />