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DEL— 1 ECH Geotechnical Support Services <br /> MONITORING WELL FIELD LOG <br /> 1996 <br /> • PROJECT NAME:VALLEY 5HC?WCASE. AMPLE ANALYSIS:PERFORMED ; TPH-Gas, B.T.X.E. <br /> 921 W.FREMONT: AMPLE TIME: 1.5:25 <br /> STOCKTQN CA. AMPLE CONTAINER(S): HCL PRESERVED <br /> .2 V.O.A.'s& 1 BAILER BLANK <br /> ANALYSIS PERFORMED BY: SHERWOOD <br /> CLIENT: HUNTER&ASSOCIATES DATE: 03/14/1996 <br /> PROJECT MANAGER: BILL HUNTER SAMPLE LOCATION: MW-2 <br /> AMPLER: DON LIGHT START TIME: <br /> GROUNDWATER: XXX ]�ADOSE- OTHER:WELL HEAD P.I.D. READING 8.0 PPM <br /> CASING ELEVATION: FEET MSL CASING DIAMETER: 4 INCH <br /> DEPTH TO WATER: 8.23 FEET CALCULATED CASING VOLUME: 13.55 GAL. <br /> DEPTH OF WELL: 29.00 FEET OTAL VOLUME PURGED: 42.0 GAL. <br /> TIME VOLUME PH. E C TEMP: O R.P. COLOR OTHER <br /> gallons :units Umhoslcm De rees C .. is ' Visual <br /> 0 7.5 943 21.7 NIA CLEAR GAS ODOR <br /> 14.0 7.5 941 21.6 <br /> 28.0 7.5 945 21.7 <br /> 42.0 7.5 943 21.7 <br /> PURGE METHOD :- CENTRIFUGAL PUMP. <br /> SAMPLE METHOD: V STAINLESS STEEL BAILER. <br /> DEPTH TO WATER AFTER PURGE: DEPTH TO WATER AT SAMPLE TIME: 8.21' <br /> WELL INTEGRITY: CAP AND SEAL ARE SECURE, NO LOCK IS INSTALLED. <br /> REMARKS: GOOD RECHARGE. <br /> WEATHER: CLEAR 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: NORTHERN MOST. - - <br /> CONTAINMENT: POLY'DRUMS. <br /> INSTRUMENTATION: ORION pH1TEMPERATURE 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 /> RECEIVED APR G 4 1996 <br />