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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 1999 <br /> SAMPLE LOCATION/MW - 2S DATE: 4/2/99 <br /> PROJECT NAME: HUCKINS PROPERTY ANALYSIS PERFORMED: TPH-GAS,B T X E,8260 <br /> ADDRESS: 1201 S CENTER ST SAMPLE TIME: 955 <br /> CITY STATE: STOCKTON,CA SAMPLE CONTAINERS 4 V O A's <br /> SITE CONTACT. NONE PRESERVATIVES: HCL <br /> CONSULTANT: FOOTHILL ENG LAB.ANALYSIS BY* SHERWOOD <br /> PROJECT MANAGER - IRV MONUMENT: FLUSH <br /> SAMPLER: k DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA.: 2" / 01632 <br /> SAMPLE MED GROUNDWATER P.I.D.READING/ODOR. N/A GAS <br /> TOP OF CASING EL AnON: MSL COLOR: LT GREY TO CLEAR <br /> DEPTH TO WATER: feeL100th's 2216 FEET CALC.PURGE VOL.: 2824992 GAL <br /> DEPTH OF WELL: (feet.l00th's) 3947 FEET TOTAL VOLUME PURGED: 9 GAL <br /> STANDING WATER COLUMN: 1731 FEET DEPTH OF PUMP: N/A FEET <br /> FIELD PARAMETERS <br /> i <br /> TIME CASING DRAW PUMPING pH E.C. TEMP. O.R.P. DISSOLVE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (DTW) (GPMa") (units) (UMBOS) (Cad—) (Mvolta) (PPM) (N T U) <br /> 0 N/A 50 GPM 671 1408 203 -165 NIA LT GREY <br /> 3 " 668 1442 198 -156 " <br /> 6 " 665 1440 202 -121 CLEAR <br /> 9 667 1428 201 -129 <br /> PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD _ DEDICATED WATERRA PUMP <br /> D T W AFTER PURGE. D T W AT SAMPLE TIME 24 36' <br /> WELL INTEGRITY CAP& SEAL ARE SECURE DOLPHIN LOCK INSTALLED <br /> WELL LOCATION <br /> REMARKS GASOLINE ODOR <br /> WEATHER OVERCAST SKIES WIND- NW5 <br /> UALITY CONTROL ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WTTH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 1755 GAL STEEL DRUM OR 60 GAL POLY DRUM <br /> INSTRUMENTATION Y S I 3560 FL.OWCEL.L Y S I.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER T HERMODINE 580E P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT: WATER: SOIL: <br />