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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2004 <br /> ' SAMPLE LOCATION!MW— 5 DATE: 2/12/2004 <br /> PROJECT NAME VALLEY WHOLESALE DRUG ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS FREMONT STREET SAMPLE TIME 1138 <br /> CITY,STATE. STOCKTON,CA SAMPLE CONTAINERS 4 V 0 A's <br /> ' SITE CONTACT PAUL SOUVA PRESERVATIVES HCL <br /> CONSULTANT GEOLOGICAL TECHNICS LAB ANALYSIS BY SHERWOOD LABS <br /> ' PROJECT MANAGER ERIC PRICE MONUMENT FLUSH <br /> SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" / 0 1632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR NIA NONE <br /> ' TOP OF CASING ELEVA ON MSL COLOR LIGHT GREY TO CLEAR <br /> DEPTH TO WATER feet 100th's 842 FEET CALC PURGE VOL 352 GAL <br /> DEPTH OF WELL feet 100th's 2998 FEET TOTAL VOLUME PURGED 1056 GAL <br /> ' STANDING WATER COLUMN 2156 FEET DEPTH OF PUMP 27 FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPM/LPM) (units) (UMHUS) (Celsius) (Mvolts) (PPM) —TU) <br /> 0 NIA 5 GPM 795 995 211 30 1 081 LT GREY <br /> 3 52 " 795 985 211 299 069 " <br /> 704 it 792 983 211 306 085 it <br /> ' 1056 793 981 211 29 8 051 CLEAR <br /> PURGE METHOD DEBICATIrD WATERRA PUMP <br /> SAMPLE METHOD DEDICATED TUBING <br /> ' D T W AFTER PURGE D T W AT SAMPLE TIME 921' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE LOCK INSTALLED <br /> WELL LOCATION <br /> 1 REMARKS <br /> WEATHER OVERCAST 1 RAINY WIND NW5 <br /> QUALITY CONTROL ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&AL CONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D 0 T 17 55 GAL STEEL DRUM OR 60 GAL POLYDRUM <br /> ' INSTRUMENTATION Y S 1 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 5808 P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT WATER SOIL <br />