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zsLEL— 1 ECH Geotechnical Support Services <br /> MONITORING WELL FIELD LOG 1997 <br /> PROJECT NAME: INDEPENDENT TRUCKINGANALYSIS PERFORMED BY:TPH-GAS/DIESEL, B.T.X.E.. <br /> ADDRESS_ 1145 W. CHARTER WAY SAMPLE TOM. 14:12 <br /> CITY,STATE: STOCKTON,CA SAMPLE CONTAINER(S): 3 CONTAINERS/1 BLANK <br /> SITE CONTACT: SHOP MANAGER PRESERVATIVES:HCL PRESERVED <br /> CLIENT CONSULTANT: HUNTER& ASSOCIATES. SAMPLE.ANALYSIS PERFORMED BY: SHERWOOD LABS./HILMAR <br /> PROJECT MANAGER: BILL HUNTER SAMPLE LOCATION 1 MW- : 4 <br /> SAMPLER: D N DATE: 03/21/1997 MONUMENT: FLUSH CASING MATERIAL: PVC <br /> SIGNED: WELL HEAD READING(P.I.D.): 0.0 (PPM) <br /> GROUNDWATE X I SE: VADOSE: WELL CASING DIA.: 2 In. ODOR: DIESEL <br /> TOP OF CASING ELEVATIO : (FEET MSL) CONDUCTOR CASING: YES ( ) NO ( ) UNKNOWN (X ) <br /> I <br /> DEPTH TO WATER: 17.73 FEET CALCULATED PURGE VOLUME: 3.48 GAL <br /> I <br /> i <br /> DEPTH OF WELL: 39.10 FEET ACTUAL VOLUME PER PURGE: 9.5 GAL. <br /> STANDING WATER COLUMN: 21.37 FEET DEPTH!PLACEMENT OF PUMP: +/- N/A FEET <br /> Tom. VOLUME DRAWDOWN PUMPING PN. E.C. TEMP. O:R.P. DISSQVLED TURBIDITY. COLOR <br /> (24 Hour) MT.W. RATE (Un*,oelan) Degree OXYGEN <br /> srAnr rpa. . <br /> (GALLONSI (FEET) (GMILPW (UNITS1 (CaNhw) (MV0ft) (PPM) (N.T.U.'s) (Visual) <br /> a 0 NIA .5'.GPM: 7.25 1941 . 22.1 ' NIA N/A N/A GREY <br /> 1. 3.5 " 7.49 .1927' 123 <br /> i 7.0 7.51 1883 21.1 LT.GRE <br /> 3. 9.5 « 7.50 1914 21.0 " <br /> a <br /> S <br /> PURGE METHOD : SUBMERSIBLE PUMP. <br /> SAMPLE METHOD: 1' STAINLESS STEEL BAILER. <br /> DEPTH TO WATER AFTER PURGE: DEPTH TO WATER AT SAMPLE TIME: 18.02' <br /> WELL INTEGRITY: CAP AND SEAL ARE SECURE, LOCK IS INSTALLED. <br /> REMARKS: GOOD RECHARGE.FLOA77NG SHEEN DROPLETS-DIESEL ODOR. <br /> WEATHER: OVERCAST SKIES. <br /> QUALITY CONTROL: ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE FIELD WITH STEAM <br /> CLEANER & ALCONOX. <br /> NEW NITRILE GLOVES WERE WORN AT ALL TIMES. <br /> WELL LOCATION: SEE SITE MAP. <br /> CONTAINMENT: D.O.T. 17 DRUMS <br /> INSTRUMENTATION: ORION pHnT.MPERATURE METER ORION CONDUCTIVITY METER SOLINIST SLOPE METER <br /> KECK PRODUCT INTERFACE METER THERMODYNE 5808 P.I.D. <br /> YSI 3560 FLAW CELL YSI DISSOLVED OXYGEN METER TURBIDITY METER <br />