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i DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 2000 <br />' SAMPLE LOCATION/MW- 3 DATE: 5/2/00 <br />' PROJECT NAME: FRONTIER TRUCKING. ANALYSIS PERFORMED: SEF.,CHAIN OF CUSTODY <br /> ADDRESS: LARCH ROAD SAMPLE TIME: 16:31 <br /> CITY,STATE: TRACY,CA. SAMPLE CONTAINERS: 4 V.O.A.'S, 1 I,TR& 1 B.B. <br />' SITE CONTACT: PRESERVATIVES: HCL <br /> CONSULTANT: BLAKELY ENVIRONMENTAL LAB.ANALYSIS BY: SHERWOOD LABS <br />' PROJECT MANAGER: HIRAM 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 GAS <br />' TOP OF CASING ELEVATION: MSL COLOR: CLEAR <br /> DEPTH TO WATER: (feet.looth's) 9.65 FEET CALC.PURGE VOL.: 2.501856 GAL. <br /> DEPTH OF WELL: (feet.100th's) 24.98 FEET TOTAL VOLUME PURGED: 7.5 GAL. <br /> STANDING WATER COLUMN: 15.33 FEET DEPTH OF PUMP: TUBING FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW SUBMERSI pH E. C. TEMP. O.R.P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D.T.W.) (GPWLP?M (units) (MsMHOS) (Celsius) (Mvolts) (PPM) (N.T.I:.) <br />' 0 N/A .5 GPM 7.28 4850 23.7 -143 N/A CLEAR <br /> 2.5 7.33 4230 21.5 -143 " <br /> 5 7.36 4190 21.3 -123 " <br />' 7.5 7.37 4180 21.3 -97 " <br />' PURGE METHOD: CENTRIFUGAL. <br /> SAMPLE METHOD: STAINLESS STEEL BAILER. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 12.34' <br />' WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: STRONG GAS ODOR <br /> WEATHER: CLEAR SKIES. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING E UIPMEW AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br />' HELD WITH A STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. - - <br /> CONTAINMENT: D.O.T. 17 55 GAL.STEEL DRUM OR 60 GAL.POLY DRUM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER <br />' SOLINIST SLOPE METER THERMODINE 5808 P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> • <br />