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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 1999 <br /> SAMPLE LOCATION!MW - 107 DATE; 911199 <br />' PROJECT NAME: GEORGE'S SERVICE ANALYSIS PERFORMED. SEE CHAIN OF CUSTODY <br /> ADDRESS. 1600 DURHAM FERRY ROAD SAMPLE TIME• 1410 <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 MIKE MONUMENT: FLUSH <br /> -SAMPLER- I DEL-TECH WELL CASING MATERIAL PVC <br /> 5IGNED• WELL CASING DIA.. 2" 1 01632 <br />' SAMPLE MED GROUNDWATER P.I.D READING/ODOR' N/A NONE <br /> TOP OF CASING ELEVATION: MSL COLOR. BROWN TO CLEAR <br /> DEPTH TO WATER: (feetlWth's) 925 FEET CALC.PURGE VOL.: 663 GAL <br /> DEPTH OF WELL (feet100th's) 4990 FEET TOTAL VOLUME PURGED 21 GAL <br />' STANDING WATER COLUMN: 4065 FEET DEPTH OF PUMP NIA FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAWp <br /> PUMPING H E.C. TEMP. O.R.P ISSOLVE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br />' PER PURGE (D T W) (GPNMPM) (units) (UmMHOS) (Cddus) (Mvolts) (PPM) (N'T U) <br /> 0 N/A 5 GPM 761 1169 206 -15 NIA BROWN <br /> 7 747 1169 207 -4 CLEAR <br /> 14 „ 747 1167 209 -1 I <br /> 21 744 1176 208 -8 <br /> PURGE METHOD CEN'TRIF'UGAL.PUMP <br />' SAMPLE METHOD 1'STAINLESS STEEL BAILER <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 14 52' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK IS INSTAUED <br />' WELL LOCATION SEE SITE MAP <br /> REMARKS GOOD RECHARGE <br /> WEATHER CLEAR WIND NW10 <br /> QUALITY CONTROL ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT DOT I7 55 GAL STEEL DRUM OR 60 GAL POLY DRUM <br />' INSTRUMENTATION Y S 13564 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> N SOLINIST SLOPE M 'I HEETER ODINE 580B P I D <br /> KECK OnTRFACE METER TURBIDITY METER <br /> 1 <br />