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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2004 <br /> ' SAMPLE LOCATION 1 MW- 7 DATE: 7/1512004 <br /> PROJECT NAME VALLEY WHOLESALE DRUG ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ' ADDRESS FREMONT STREET SAMPLE TIME. 8 15 <br /> CITY,STATE STOCKTON,CA SAMPLE CONTAINERS 2 V O 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 211 / 0 1632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING I ODOR N/A NONE <br /> ' TOP OF CASING ELEVATION-- MSL COLOR LIGHT GREY <br /> DEPTH TO WATER feet 100th's 8 33 FEET CALC PURGE VOL 215 GAL <br /> DEPTH OF WELL feet 100th's 2152 FEET TOTAL VOLUME PURGED 646 GAL <br /> STANDING WATER COLUMN 1319 FEET DEPTH OF PUMP. 20 FEET <br /> ' FIELD PARAMETERS <br /> TIME cuMULATIVE DRAW PUMPING pH E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN [LATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPMILPM) (units) (UMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> ' 0 NIA 5 GPM 765 1 1681 249 -134 194 LT GREY <br /> 215 11 754 1623 226 -181 178 " <br /> 431 749 1598 214 -184 187 " <br /> ' 646 746 1588 212 -175 173 " <br /> ' PURGE METHOD CENTRIFUGAL PUMP <br /> SAMPLE METHOD' DEDICATED TUBING <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 13 30' <br /> ' WELL INTEGRITY CAP&SEAL ARE SECURE LOCK INSTALLED <br /> WELL LOCATION <br /> REMARKS <br /> ' WEATHER CLEAR/HOT WIND NW5 <br /> QUALITY CONTROL ALL PURGING E UIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> t FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 1755 GAL STEEL DRUMOR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S I 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> ' SOLINIST SLOPE METER THERMODINE 590B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT WATER SOIL <br /> I <br />