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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 1999 <br />' SAMPLE LOCATION/MW - 3 DATE: 4/28/99 <br /> PROJECT NAME: GEORGE'S SERVICE ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br />' ADDRESS: 1600 DURHAM FERRY ROAD SAMPLE TIME: 1133 <br /> CITY STATE: TRACY,CA SAMPLE CONTAINERS: 2 VOA'S& 1 BLANK <br /> SITE CONTACT: GEORGE OR MAE PRESERVATIVES: HCL <br /> tCONSULTANT: GEOLOGICAL TECHNICS INC LAB.ANALYSLS BY: BSK LABS <br /> PROJECT MANAGER RAY OR MIKE MONUMENT: FLUSH <br />' SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA.: 211 / 01632 <br /> SAMPLE MEDIA: GROUNDWATER P.I.D.READING/ODOR: NIA NONE <br />' TOP OF CASING ELEVATION: MSL COLOR: LIGHT BROWN <br /> 0#M <br /> DEPTH TO WATER: (feeL10 's 1077 FEET CALL.PURGE VOL.: 147 GAL <br /> DEPTH OF WELL: (feeL100t1s's 1978 FEET TOTAL VOLUME PURGED- 45 GAL <br /> STANDING WATER COLUMN: 901 FEET DEPTH OF PUMP: NIA FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAW PUMPING pH E.C. TEMP. O.R.P. DESSOLVE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PE=mmR PURGE (D T W.) (GPMlLPW (units) (U-MHOS) (Celsius) (Mvoits) (PPM) (N T U) <br /> 0 NIA 5 GPM 754 1270 188 1 11 N/A LT ERN <br /> 15 753 1410 233 -16 " <br /> 3 746 1358 226 -21 " <br /> 45 759 1362 23 14 " <br />' PURGE ME'T'HOD CENTRIFUGAL pUMP <br /> SAMPLE METHOD l'STAINLESS STEEL,RAMER <br /> D T W AFTER PURGE D.T W.AT SAMPLE TIME 1146 <br />' WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK IS INSTALLED <br /> WELL LOCATION. SEE SITE MAP <br /> REMARKS POOR RECHARGE WELL WENT DRY BETWEEN EACH- <br /> PURGE VOLUME <br /> WEATHER CLEAR WIND NW l0 <br /> QUALITY CONTROL- ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIEF WII'HA YrTAMCLFANER do ALCONOX SOAP NEW NITRILEGLOVES <br /> CONTAINMENT DOT 17 55 GAL STEEL DR UM OR 60 GAL.POLY DRUM <br /> INSTRUMENTATION Y S I 3560 FLOWCELL Y S L DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER TBERMODINE 580B P I.D <br /> KECK INTERFACE METER TURBIDITY METER <br />