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i DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 1999 <br /> i <br /> SAMPLE LOCATIONT/MW- 4 DATE: 911199 'i <br /> PROJECT NAME• GEORGE'S SERVICE ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS 1600 DURHAM FERRY ROAD SAMPLE TIME: 16 20 <br /> CITY STATE TRACY,CA SAMPLE CONTAINERS. 2 VOA'S& 1 BLANK <br /> SITE CONTACT GEORGE OR MAE PRESERVATIVES HCL <br /> CONSULTANT: GEOLOGICAL TECHNICS INC LAB.ANALYSIS BY: BSK LABS <br /> PROJECT MANAGER RAY OR MUcE MONUMENT FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA. 2" / 6-16-32 <br /> SAMPLE MEDIA: GROUNDWATER P.I.D.READING/ODOR: NIA NONE <br /> TOP OF CASING ELEVATION• MSL COLOR• LT BRN TO CLEAR <br /> DEPTH TO WATER (feeL100th's) 9 61 FEET CALC.PURGE VOL.. 164 GAL <br /> DEPTH OF WELL (feet.IoM's) 19 70 FEET TOTAL VOLUME PURGED- 6 GAL <br /> STANDING WATER COLUMN: 1009 FEET DEPTH OF PUMP NIA FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAW PUMPING pH E C TEMP. O.R.P ISSOLVE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PEA PURGE (DTW) {GPMlLpiy) (antis) (UmMHOS) (Celslas) (Mvolts) (PPM) (N T U) <br /> I 0 NIA 5 GPM "21.1.1.=740 1160 212 -51 N/A LT BRN <br /> 2 7421 <br /> 42 1169 215 1 -37 CLEAR <br /> 4 " 744 1168 214 -38 LT BRN <br /> 6 <br /> 743 1174 213 -42 <br /> PURGE METHOD CENTRIFUGAL PUMP <br /> SAMPLE METHOD P STAINLESS STEIL BAILER <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 10891 <br /> WELL INTEGRITY' CAP&SEAL ARE SECURE AMERICAN LOCK IS INSTALLED <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS POOR RECHARGE <br /> WEATHER CLEAR WIND NW 10 <br /> QUALITY CONTROL ALL PURGING EQ UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WNW A STEAMCLE4NER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 77 55 GAL.STEEL DRUM OR 60 GAL POLY DRUM <br /> INSTRUMENTATION Y S 1 3560 FLOWCELL Y S L DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDTY MITER <br />