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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2002 <br /> SAMPLE LOCATION 1 MW - 202 DATE: 6/5/2002 <br /> PROJECT NAME GEORGE'S SERVICE ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS- 1600 DURHAM FERRY ROAD SAMPLE TIME 15 36 <br /> CITY,STATE- TRACY,CA SAMPLE CONTAINERS 2 V O A'S <br /> ' SITE CONTACT GEORGE&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" / 0 1632 <br /> SAMPLE MEDIAN GROUNDWATER P I D READING/ODOR, N/A NONE <br /> ' TOP OF CASINGTEKLEVATION MSL COLOR- LIGHT BROWN TO CLEAR <br /> DEPTH TO WATER- feet 100th's 1208 FEET CALC PURGE VOL 797 GAL <br /> DEPTH OF WELL feet.100th's) 6092 FEET TOTAL VOLUME PURGED 24 GAL <br /> STANDING WATER COLUMN. 4884 FEET I DEPTH OF PUMP NIA 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 I (D T W) (GPNVLPM (units) (MSMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 808 1187 208 142 207 LT BRN <br /> 8 " " 738 1282 195 630 272 It <br /> 16 739 1267 195 659 244 CLEAR <br /> 24 " 726 1256 199 723 410 " <br /> PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD P STAINLESS STEEL BAILER WITH STAINLESS STEEL WIRE LINE <br /> D T W AFTER PURGE D T W AT SAMPLE TIME. 19 54' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> ' REMARKS GOOD RECHARGE <br /> WEATHER CLEAR&HOT WIND NONE <br /> ' QUALITY CONTROL ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S I 556 MUTIPROBE SYSTEM Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KBCK INTERFACE METER TURBIDITY METER <br />