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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2002 _ <br /> ' SAMPLE LOCATION /MW - 7 DATE- 1212612002 <br /> ' PROJECT NAME GEORGE' S SERVICE ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 1600 DURHAM FERRY ROAD SAMPLE TIME 851 <br /> CITY,STATE TRACY,CA SAMPLE CONTAINERS 2 V O A'S <br /> SITE CONTACT GEORGE&r MAE✓ PRESERVATIVES HCL <br /> ' CONSULTANT- GEOLOGICAL TECHNICS LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER RAY KABLANOW MONUMENT FLUSH <br /> ' SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA. 2" 1 0 1632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING I ODOR NIA NONE <br /> ' TOP OF CASING ELEVA ON MSL COLOR LT BROWN <br /> DEPTH TO WATER (feet 100th's) 1202 FEET CALC PURGE VOL 1 58 GAL <br /> DEPTH OF WELL (feet 100th's) 2170 FEET TOTAL VOLUME PURGED 45 GAL <br /> ' STANDING WATER COLUMN 968 FEET I DEPTH OF PUMP NIA FEET <br /> FIELD PARAMETERS <br /> 7CUMULATIVE DRAW PUMPING pH E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> ' PER PURGE (DTW) (GPI4tlLpm) (units) (MsMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 NIA 5 GPM 7 63 1502 208 827 NIA LT BROWN <br /> 1 5 1to <br /> 762 1472 212 25 " <br /> 3 1. <br /> It <br /> 762 1408 202 -255 " <br /> ' <br /> 45 DRY It <br /> 7 66 1411 204 -311 It " <br /> PURGE METHOD HONDA CENTRIFUGAL PUMP <br /> SAMPLE METHOD 11 STAINLESS STEEL BAILER WITH STAINLESS STEEL WIRE LINE <br /> t D T W AFTER PURGE D T W AT SAMPLE TIME 17 56' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> ' REMARKS POOR RECHARGE I WENT DRY <br /> WEATHER OVERCAST SKIES WIND NONE <br /> ' QUALITY CONTROL ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD H1ITHA STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLYDRUM <br /> ' INSTRUMENTATION Y S 1 556 MUTIPROBE SYSTEM Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER TIiERMODINE 580B P 1 D <br /> KECK INTERFACE METER TURBIDITY METER <br />