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• DEL-TECH Geotechnical Support Services <br /> MONITORING WELL FIELD LOG 1997 <br /> PROJECT NAME: INDEPENDENT TRUCKING ANALYSIS PERFORMED:TPH-GAS/DIESEL B.T.X;E. <br /> ADDRESS: 1145 W. CHARTER WAY -': SAMPLE TIME. 17:43 <br /> CITY,STATE: STOCKTON,CA. SAMPLE CONTAINER(S):4 VOA'S, 1 LITRE,&/ 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 / MW- : 8 <br /> SAMPLER: DON DATE: 10/11/1997 MONUMENT: FLUSH I CASING MATERIAL: PVC <br /> SIGNED: WELLHEAD READING(P.I.D.): 63 .0 (PPM) <br /> GROUNDWATER: XX SLUDGE: VADOSE: WELL CASING DIA.: 2 In. ODOR: NONE <br /> TOP OF CASING ELEVATION: (FEET MSL) CONDUCTOR CASING: YES ( ) NO ( ) UNKNOWN (X) <br /> DEPTH TO WATER: 18.98 FEET CALCULATED PURGE VOLUME: 2.63 GAL. <br /> DEPTH OF WELL: 35.15 FEET TOTAL VOLUME PURGED: 9.0 GAL <br /> STANDING WATER COLUMN: 16.17 FEET DEPTH/PLACEMENT OF PUMP: +/- N/A FEET <br /> TIME VOLUME "DRAWDOWN PUMPING PH '. Ef— TEMP.I O.R.Pi DISSOVLED TURBIDITY COLOR <br /> (24 Hour) D.T.W. RATE_. (Umhoslcm) Degrees OXYGEN <br /> START nwE, . (GALLORB) (FEET) (GPM/LPN) (UNITS} (Celsius} (AMroBs) (PPM) (N.T.U.'s) (Visual) <br /> o, 0 N/A .3 GPM 7.07 1143 20.8 -082? .3 NIX BLACK <br /> 1. 34 " 7.05 LOSS 19.7 -OSl .4 " CLEAR <br /> 2. 6,0 j' 7.03 IL88 - 19.4 -085 4 u u <br /> 3. 9.0 " 7.06 1194 19.3 -9894 <br /> a <br /> 5. <br /> PURGE METHOD : SUBMERSIBLE PUMP. <br /> SAMPLE METHOD: F STAINLESS STEEL BAILER. <br /> DEPTH TO WATER AFTER PURGE: DEPTH TO WATER AT SAMPLE TIME: 19.04' <br /> WELL INTEGRITY: CAP AND SEAL ARE SECURE, LOCK IS INSTALLED. <br /> REMARKS: GOOD RECHARGE. <br /> WEATHER: CLEAR SHIES. <br /> QUALITY CONTROL: ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE FIELD WFFH 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 /> NSTRUMENTATION: ORION pH/FEMPERATURE METER ORION CONDUCTIVITY METER SOLINIST SLOPE METER <br /> KECK PRODUCT INTERFACE METER THERMODYNE 580B P.I.D. <br /> YSI 3560 FLOW CELL YSI DISSOLVED OXYGEN METER TURBIDITY METER <br />