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DEL-TECH Geot <br /> echnical Support Services <br /> MONITORING WELL FIELD LOG <br /> 1996 <br /> PROJECT NAME:VALLEY SHOWCASE AMPLE ANALYSIS PERFORMED : TPH-Gas, B.T.X.E., <br /> 921 W. FREMONT TBE, <br /> STOCKTON, CA. AMPLE TIME: 13:20 <br /> AMPLE CONTAINER(S): HCL PRESERVED <br /> .V.O-A.'s& 1 BAILER:BLANK <br /> NALYSIS PERFORMED BY: SHERWOOD <br /> CLIENT: HUNTER&ASSOCIATES DATE: 05/15/1996 <br /> PROJECT MANAGER: BILL HUNTER AMPLE LOCATION: MW-4 r <br /> AMPLER: DON LIGHT TART TIME: <br /> GROUNDWATER: XXX ADOSE: THER: WELL HEAD P.I.D. READING 0.0 PPM <br /> CASING ELEVATION: FEET MSL ImING DIAMETER: 4 INCH <br /> DEPTH TO WATER: 9.78 FEET CALCULATED CASING VOLUME: 10.19 GAL. <br /> DEPTH OF WELL: 25.40 FEET TOTAL VOLUME PURGED: 42.0 GAL. <br /> TIME VOLUME pH' Et.` TEMP. OR P. COLOR OTHER <br /> ailons snits Umhoslcm.De' tees C Mvpfts : Visual <br /> 0 7.5 1248 22.9 NIA CLEAR NO ODOR <br /> 10.5 7.2 1238 23.0 <br /> 21.0 7.2 1228 22.8 <br /> 31.5 7.2 1220 22.7 <br /> 42.0 7.2 1212 22.7 " <br /> PURGE METHOD : CENTRIFUGAL PUMP. <br /> SAMPLE METHOD: T STAINLESS STEEL BAILER. <br /> DEPTH TO WATER AFTER PURGE: DEPTH TO WATER AT SAMPLE TIME: <br /> WELL INTEGRITY: CAP AND SEAL ARE SECURE, NO LOCK IS INSTALLED, <br /> REMARKS: GOOD RECHARGE. <br /> 60 GALLONS DEVELOPMENT WATER. <br /> WEATHER: OVERCAST SKIES. <br /> QUALITY CONTROL: ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS <br /> CLEANED IN THE FIELD WITH STEAM CLEANER&ALCONOX. <br /> NEW NITRILE GLOVES WERE WORN AT ALL TIMES. <br /> WELL LOCATION: <br /> CONTAINMENT: POLY DRUMS. <br /> INSTRUMENTATION: ORION pHITEMPERATURE METER 2 POINT pH CALIBRATION (4.0 &7.0) <br /> ORION CONDUCTIVITY METER <br /> ENVIRONMENTAL INSTRUMENTS SLOPE METER <br /> KECK PRODUCT INTERFACE METER <br /> THERMODYNE 580B PHOTO IONIZATION DETECTOR <br />