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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> 16- <br /> MONITORING WELL FIELD LOG 2004 <br /> ....... . <br /> SAMPLE LOCATION/MW - ' 101 DATE. 11/3/2004 <br /> PROJECT NAME: GEORGE'S SERVICE. ANALYSIS PERFORMED. SEE CHAIN OF CUSTODY <br /> ADDRESS: 1600 DURHAM FERRY ROAD SAMPLE TIME: 14:10 <br /> CITY,STATE: TRACY, CA. SAMPLE CONTAINERS: 4 VOA'S <br /> SITE CONTACT: GEORGE&MAE PRESERVATIVES: HCL <br /> CONSULTANT: GEOLOGICAL TECHNICS LAB.ANALYSIS BY: SHERWOOD LABS. <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 I ODOR: N/A NONE <br /> TOP OF CASING ELEVATION: MSL COLOR: LIGHT GREY TO CLEAR <br /> DEPTH TO WATER: (feet.100th's) 13.18 FEET CALL.PURGE VOL.: 3.98 GAL, <br /> DEPTH OF WELL: (feet.100th's) 37.58 FEET 'TOTAL VOLUME PURGED: 11.95 GAL. <br /> lE.sT WATER COLUMN 24.40 FEET DEPTH OF PUMP 37 FEET <br /> FIELD PARAMETERS <br /> TIME cumuLATrvE DRAW PUMPING pH E. C. TEMP. O.R.P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> ' PER PURGE (D.T.W.) (CPM/LPM) (units) (MSMHOS) (Celsius) (Mvolts) (PPM) (N.T.U.) <br /> 0 N/A .5 GPM 7.99 1433 18.6 -10 1.1 LT.GREY <br /> .3.98 7.99 1428 18.8 14 1.5 CLEAR <br /> ' 7.96 „ 8.00 1440 19.0 18 1.5 r <br /> 11.95 7.99 1427 18.8 23 1.8 <br /> ........ ... ... <br /> PURGE METHOD: WATERRA PUMP, <br /> SAMPLE METHOD: DEDICATED WATERRA INERTIA TUBING. <br />' D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 14.55' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: SEE SITE MAP. <br />' REMARKS: GOOD RECHARGE. <br /> WEATHER: CLEAR SKIES. WIND: NONE <br /> QUALMCONTROL: ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT: D.O.T. 1755 GAL.STEEL DRUM OR 60 GAL.POLY DR UM. <br />' INSTRUMENTATION: Y.S.I,3560 FLAWCEL.L Y.S.I.DISSOLVED OXYGEN METER. <br /> SOLINIST SLOPE METER THERMODINE 580B P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br />