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DEL-TECH GEOTECHNICAL SUPPORT SERVICES MONITORING WELL FIELD LOG 2001 SAMPLE LOCATION 1 MW- DATE: 3123 0 PROJECT NAME: DELMONTE-STOCKTON. ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY ADDRESS: 110 FILBERT SAMPLE TIME: 11:30 CITY,STATE: STOCKTON,CA . SAMPLE CONTAINERS: 2 V.O.A.'S& 1 B.B. SITE CONTACT: PRESERVATIVES: HCL CONSULTANT: DELMONTE LAB.ANALYSIS BY: BSK LABS ,.. PROJECT MANAGER: RICHARD FISH MONUMENT• FLUSH SAMPLER: DEL-TECH WELL CASING MATERIAL : PVC SIGNED: WELL CASING DIA: : 2" / 0.1632 SAMPLE MEDIA. A GROUNDWATER P.I.D.READING I ODOR: NIA NONE TOP OF CASING ELE TION: MSL COLOR: BROWN TO CLEAR DEPTH TO WATER: feet.100th's 46.42 FEET CALL.PURGE VOL.: 7.05 GAL. DEPTH OF WELL: (feet.100th's) 89.62 FEET TOTAL VOLUME PURGED: 21 GAL. STANDING WATER COLUMN: 43.20 FEET DEPTH OF PUMP: mmm 80 FEET FIELD PARAMETERS RTIME CUMULATIVE DRAW PUMPING pH E.C. TEMP. O.R P. DISSOLVED TURBIDI i is CASING VOLUME DOWN RATE OXYGEN COLOR PER PURGE (D.T.W.) (GPMILPM) (units) (MsMHOS) (Celsias} (Mvolts) (PPM) (N.T.U.) 0 NIA I GPM 7.38 561 2i-3 169 N/A BROWN 7 7.18 568 22.1 174 LT.BRN. 14 " " 7.18 570 21.7 190 " " 21 7.19 577 21.7 209 CLEAR PURGE METHOD: 2"GRUNDFOS STAINLESS STEEL SUBMERSIBLE PUMP. SAMPLE METHOD: I'STAINLESS STEEL BAILER WITH STAINLESS STEEL WIRE LINE, D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 49.76' WELL INTEGRITY: CAP&SEAL ARE SECURE. WELL LOCATION: SEE SITE MAP. REMARKS: WEATHER: CLEAR SKIES. WIND: NW5 QUALITY CONTROL: ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE FIELD WITH A STEAMCLEANER&ALCONOX SOAP. NEW NITRILE CLOVES. CONTAINMENT: D.O-T. 1755 GAL.STEEL DRUM OR 60 GAL. POLYDRUM. INSTRUMENTATION, Y.S.I.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER SOLINIST SLOPE METER THERMODINE 58013 P.I.D. KECK INTERFACE METER TURBIDITY METER 1~