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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 1998 <br /> SAMPLE LOCATION/MW - 4 DATE: 2I2a/98 <br /> PROJECT NAME GEORGE'S SERVICE ANALYSIS PERFORMED: TPH-GAS,B T X E <br /> ADDRESS. 1600 DURHAM FERRY ROAD SAMPLE TIME: 1656 <br /> CITY,STATE TRACY,CA SAMPLE CONTAINERS: 2 70 A s& I B B <br /> SITE CONTACT- GEORGE OR MAE PRESERVATIVES HCL <br /> CONSULTANT GEOLOGICAL TECHNICS INC LAB ANALYSIS BY- SHERWOOD <br /> PROJECT MANAGER RAY OR NUICE MONUMENT FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED- WELL CASING DIA.: 2" / 01632 <br /> SAMPLE MED GROUNDWATER P I.D.READING/ODOR. 480 PPM LT GAS <br /> TOP OF CASING EL ATION: MSI. COLOR. LT BRN <br /> DEPTH TO WATER: (feet.100th's) 801 FEET CALC.PURGE VOL.. 19 GAL <br /> DEPTH OF WELL (feet.100th's) 1970 FEET TOTAL VOLUME PURGED 6 GAL <br /> STANDING WATER COLUMN 1169 FEET DEPTH OF PUMP: NIA FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAW PUMPING pHE.C. TEMP. O R.P LSSOLVE TURBIDITie Y <br /> vOLUNE DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GpmfLr h+0 (units) (UniHw (Cdsius) (Mvoits) (PPNI) (N T U) <br /> 0 NIA 5 GPM 753 1310 225 -11 NIA LT BRN <br /> 2 766 1113 217 -17 <br /> 4 762 1110 215 -20 " <br /> 6 764 1115 213 -20 " <br /> PURGE METHOD CENTRIFUGAL PUMP <br /> SAMPLE METHOD 1'STAINLESS STEEL BAH.ER <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 10 26' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK IS INSTALLED <br /> WELL LOCATION SFE SITE MAP <br /> REMARKS POOR TO SLOW RECHARGE <br /> WEATHER OVERCAST SKIES WIND NW5 <br /> UALITY CONTROL ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIEID WITH A STEAMCLFANfR&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLY DRUM <br /> INSTRUMENTATION Y SX 3560 FLOWCELL Y S x DISSOLVE?)OXYGEN METER <br /> i SOLIMSI'SIAPE MEI'ER T ERMODINE 580B P I D <br />!t KECK DnTRF'ACE ME ER TURBIDCTY METER <br />