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16 <br /> DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2004 <br /> ' SAMPLE LOCATION!MW- 2 DATE; 2/12/2004 <br /> PROJECT NAME VALLEY WHOLESALE DRUG ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS FREMONT STREET SAMPLE TIME 1236 <br /> CITY,STATE STOCKTON,CA SAMPLE CONTAINERS- 4 V O A'S <br /> ' SITE CONTACT PAUL SOWA 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 VJVWJD WELL CASING DIA 2" / 01632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR, N/A NONE <br /> ' TOP OF CASING ELEV ION MSL COLOR- LIGHT BROWN TO CLEAR <br /> DEPTH TO WATER feet 100th's) 896 FEET CALC PURGE VOL 2.68 GAL <br /> DEPTH OF WELL feet.100th's 2538 FEET TOTAL VOLUME PURGED- 8 04 GAL <br /> ' STANDING WATER COLUMN 1642 FEET DEPTH OF PUMP 23 FEET <br /> FIELD PARAMETERS <br /> M TIME CUMULATIVE DRAW PUMPING pH E C TEMP O R.P DIS5OLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPMILPM) (units) (UMHOS) (Celsius) (Mvolts) (PRM) (N T U) <br /> ' 0 N/A 5 GPM 787 1001 202 1 69 1.14 LT BROWN <br /> 268 795 980 203 62 0.93 CLEAR <br /> 536 794 944 202 10 1 11 " <br /> 804 194 937 202 147 1.26 " <br /> ' PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED TUBING <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 1079' <br /> ' WELL INTEGRITY CAP&SEAL SECURE LOCK INSTALLED <br /> WELL LOCATION <br /> REMARKS <br /> ' WEATHER OVERCAST/RAINY WIND NW5 <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 DOT 17 55 GAL STEEL DRUMOR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S 13560 FLOWCELL Y S! DISSOLVED OXYGEN METER <br /> ' SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT WATER SOIL <br />