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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003' <br /> SAMPLE LOCATION /MW 6 DATE: 9/5/2003 <br /> ...................... <br /> PROJECT NAME: GEORGE'S SERVICE. ANALYSIS PERFORMED. SEE CHAIN OF CUSTODYIk <br /> — <br /> ADDRESS: 1600 DURHAM FERRY ROAD SAMPLE TIME: 13:00 <br /> CITY,STATE: TRACY,CA. SAMPLE CONTAINERS: 2 V.O.A.'S <br /> SITE CONTACT: GEORGE&MAE PRESERVATIVES: HCL <br /> CONSULTANT: GEOLOGICAL TECHNICS LAB.ANALYSIS BY: SHERWOOD LABS. <br /> ERIC PRICE MONUMENT- FLUSH <br /> 4 PROJECT MANAGER <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA. : 2111 0.1632 <br /> SAMPLE MEDIA: 0 t)GROUNDWATER P.I.D.READING/ODOR, NIA NONE <br /> TOP OF CASING ELEVATION: MSL COLOR- BROWN <br /> DEPTH TO WATER: (fect.100tli's) 11.48 FEET CALL.PURGE VOL.: 1.50 GAL. <br /> DEPTH OFWELL: (fect.100tli's) 20.70 FEET TOTAL VOLUME PURGED: 4,51 GAL. <br /> STANDING WATER COLUMN. 9.22 FEET DEPTH.OF PUMP: 18 FEET <br /> ... ........ <br /> FIELD PARAMETERS <br /> .......... <br /> TIME CUMULATIVE DRAW PUMPING pH E.C. TEMP. O.R.P. DISSOLVED TYJ <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PERPURGE (D.T,W.) (GPMILPM) (units) (1F1sMI108) (Celsius) (Mvolts) (ppm) (N.T.U.) <br /> L 0 NIA .5 GPM 7.82 2156 23.9 39.1 0.79 BROWN <br /> 1.50 7,84 2133 21.9 17.5 0.36 <br /> 3.01 7.91 2142 21.9 -10 1.34 <br /> 4,51 -7.85 2201 22.6 -48.5 1.68 <br /> 7 <br /> 7��7 7 ...... m a <br /> .7 1 1.7..7 <br /> PURGE METHOD: HONDA CENTRIFUGAL PUMP. <br /> SAMPLE METHOD: FSTAINLESS STEEL BAILER WITH STAINLESS STEEL WIRE LINE, <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 15,04' <br /> L WELL INTEGRITY-. CAP&SEAL ARE SECURE. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: GOOD RECHARGE. <br /> L <br /> WEATHER- CLEAR SKIES. --WIND: NONE <br /> QUALM CONTROL: ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEAIVED IN THE <br /> L FIELD WITH A STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT: D.O.T. 1755 GAL STEEL DRUM OR 60 GAL POLYDRUM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER <br /> L SOLINIST SLOPE METER THFRMODlNE 590B P-1-1), <br /> KECK INTERFACE METER TURBIDITY METER <br /> Ll <br />