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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIEF LOG 1999 <br /> SAMPLE LOCATION/MW - 2 DATE: 9/22/99 <br /> PROJECT NAME- CONNELL MOTORS ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 7211 N WILSON WAY SAMPLE TIME 1437 <br /> CITY STATE- STOCKTON, CA SAMPLE CONTAINERS. 4 V O A'S/ I LITRE <br /> SITE CONTACT. NONE PRESERVATIVES HCL <br /> CONSULTANT. FOOTHILL ENG LAB.ANALYSIS BY. SHERWOOD <br /> PROJECT MANAGER IRV MONUMENT: FLUSH <br /> SAMPLER: D1;L-TFk'H WELL CASING MATERIAL PVC <br /> SIGNEDWELL CASING DIA. 2" / 0 1632 <br /> SAMPLE MEDIA• GROUNDWATER P.I.D.READING/ODOR N/A GAS <br /> TOP OF CASING ELEVA ION: MSL COLOR: LIGHT BROWN <br /> DEPTH TO WATER (feetl00th's) 4550 FEET CALC PURGE VOL.: 2278272 GAL <br /> DEPTH OF WELL: (feet100th's) 5946 FEET TOTAL VOLUME PURGED: 75 GAL <br /> STANDING WATER COLUMN: 1396 FEET DEPTH OF PUMP: N/A FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAW PUMPING pH E C. TEMP. O.R.P DISSOLVE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPM/LPM) (UMU) (UMHOS) (Comus) (Mvolts) (PPM) (N T U) <br /> 0 NIA 50 GPM 678 977 224 -4 N/A LT B RN <br /> 25 674 988 237 -11 " <br /> 5 680 966 23 1 -15 " <br /> 75 680 955 23 -16 " <br /> PURGE METHOD. DEDICATED WATERRA PUMP <br /> SAMPLE METHOD- DEDICATED WATERRA PUMP <br /> D T W AFTER PURGE - D T W AT SAMPLE TIME 48 33' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE LOCK INSTALLED <br /> WELL LOCATION SEE SITE MAP NORTH EAST CORNER OF CANOPY <br /> REMARKS SILTY PUMPED 5o GAL DURING WELL DEVELOPMENT <br /> WEATHER- CLEAR SKIES WIND NW5 <br /> UALITY CONTROL ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH STEAMCLEANER do ALCONOX SOAP NEW NIIRILL GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLY DRUM <br /> INSTRUMENTATION Y S 13560 FLOWCELL Y S I DISSOLVED OXYGEN MEIT-R, <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER 'TURBIDITY METER <br /> #OF DRUMS ON SIGHT: WATER: SOIL: <br />