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' DEL--TECE GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 2002 <br />' SAMPLE LOCATION 1 MW- 4 DATE: 2/22/2002 <br />' PROJECT NAME. GEORGE' S SERVICE ANALYSIS PERFORMED• SEE CHAIN OF CUSTODY <br /> ADDRESS 1600 DURHAM FERRY ROAD SAMPLE TIME 1115 <br /> CITY,STATE TRACY, CA SAMPLE CONTAINERS 2 V O A'S <br /> SITE CONTACT GEORGE&MAE PRESERVATIVES HCL <br /> CONSULTANT- GEOLOGICAL TECHNICS LAD ANALYSISBY- SHERWOOD LABS <br /> PROJECT MANAGER RAY KABLANOW MONUMENT FLUSH <br /> SAMPLER X DEL-TECH WELL CASING MATERIAL • PVC <br /> SIGNED: WELL CASING DIA 2" 1 01632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING 1 ODOR, NIA NONE <br />' TOP OF CASING ELEVA ION MSL COLOR LIGHT BROWN TO CLEAR <br /> DEPTH TO WATER. feet 100t11's 1263 FEET CALC PURGE VOL. 115 GAL <br /> DEPTH OF WELL- feet 100t11's 1970 FEET TOTAL VOLUME PURGED 45 GAL <br /> STANDING WATER COLUMN: 707 FEET DEPTH OF PUMP. NIA FEET <br /> FIELD PARAMETERS <br /> MTIME CUMULATIVE DRAW PUMPING pH E.C TEMP ORP. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (DTW) (GPNVLPNl) (units) (MsMHOS) (Celsius) (Mvolts) (PPM) -LLT U) <br /> 0 NIA 5 GPM 719 1107 237 -13 NIA LT BRN <br /> 1 5 " " 714 1055 23 3 -10 " CLEAR <br />' 3 716 1036 233 -9 01 <br /> " <br /> 45 " " 725 1046 25 8 -5 " " <br />' PURGE METHOD* HONDA CENTRIFUGAL PUMP <br /> SAMPLE METHOD, F STAINLESS STEEL BAILER WITH STAINLESS STEEL WIRE LINE. <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 14 55' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION. SEE SITE MAP <br /> REMARKS FAIR RECHARGE <br /> WEATHER CLOUDY SKIES WIND NONE <br />' UALI TY CONTROL. ALL PURGING EQ UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCOIVOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DR UM OR 60 GAL POLY DR UM <br /> ' INSTRUMENTATION Y S 1 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> 1 <br />