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. DEL-TECH GEOTECHNICAL SUPPORT SERVICES MONITORING WELL FIELD LOG 2001 SAMPLE LOCATION 1 MW - 3 DATE: 3/30101 7 . PROJECT NAME: OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE C OF C ADDRESS: 300 S. CALIFORNIA STREET SAMPLE TIME: 11:49 CITY,STATE: STOCKTON,CA. SAMPLE CONTAINERS: 2 V.O.A.'s SITE CONTACT: NONE PRESERVATIVES: HCL CONSULTANT: FOOTHILL ENG, LAB. ANALYSIS BY: SHERWOOD LASS ... .... . .. .... ... . . . ... ....... .... PROJECT MANAGER IRV MONUMENT: FLUSH SAMPLER:. DEL-TECH WELL CASING MATERIAL : PVC SIGNED: WELL CASING DIA. : 2" / 0.1632 SAMPLE MEDIA GROUNDWATER P.I.U. READING I ODOR: N/A NONE TOP OF CASING EI-EVA ION: MSL COLOR: CLEAR DEPTH TO WATER: feet.100th's 28.18 FEETCALL.PURGE VOL.: 4.85 GAL. DEPTH OF WELL: feet.100th's 57.90 FEET TOTAL VOLUME PURGED: 15 GAL. STANDING WATER COLUMN: 29.72 FEET DEPTH OF PUMP: TUBING FEET • FIELD PARAMETERS TIME CUMULATIVE DRAW PUMPING pH E. C. TEMP. O.R.P. DISSOLVED TURBIDITY CASING VOLUME DOWN RATE OXYGEN COLOR PER PURGE (D.T.W.) (Gt',Nl/LPM) (units) (UM110S) (Celsius) (Mvolts) (PPM) (N.T.U.) 0 N/A .5 GPM 6.99 1419 22.2 -67 N/A CLEAR 5 6.93 1342 22 -75 " " 10 6.82 1309 21.9 -93 tl " 15 6.86 1300 22.1 -94 " PURGE METHOD: DEDICATED WATERRA PUMP. SAMPLE METHOD: DEDICATED WATERRA PUMP. D.T. W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 31.56' WELL INTEGRITY: CAP&SEAL ARE SECURE. WELL LOCATION: REMARKS: WEATHER: CLEAR SKIES. WIND: NW5 QUALITY CONTROL: ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE FIELD 6YITH A STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. CONTAINMENT: D.O.T. 17 55 GAL.STEEL DRUM OR 60 GAL, POLYDRUM. INSTRUMENTATION. Y.S.I.3560 FLOWCELL Y.S.E.DISSOLVED OXYGEN METER SOLINIST SLOPE METER THERMODINE 580B P.I.D. KECK INTERFACE METER TURBIDITY METER #OF DRUMS ON SIGHT: WATER: SOIL: