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1 <br /> DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 2004 <br />' SAMPLE LOCATION 1 MW- 4 DATE: 3/24/2004 <br />' PROJECT NAME FRONTIER TRUCKING ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS LARCH ROAD SAMPLE TIME 1147 <br /> CITY,STATE TRACY,CA SAMPLE CONTAINERS 4 V O A'S& 1 LITER <br />' SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT 13LAKELY ENVIRONMENTAL LAB ANALYSIS BY SHERWOOD LABS <br />' PROJECT MANAGER HIRAM MONUMENT FLUSH <br /> SAMPLERDEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" / 01632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR N/A NONE <br />' TOP OF CASING ELEVXnON MSL COLOR LIGHT BROWN <br /> DEPTH TO WATER feet 100th's 926 FEET CALC PURGE VOL 272 GAL <br /> DEPTH OF WELL feet 100th's 2595 FEET TOTAL VOLUME PURGED 817 GAL <br />' STANDING WATER COLUMN 1669 FEET DEPTH OF PUMP 25 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 (D T W) (GPM/LPM) (units) (UMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 751 4117 247 -716 1 88 LT BROWN <br /> 272 " " 744 4082 228 -611 087 " <br />' <br /> 545 to744 4022 224 -57 1 37 <br /> 817 742 4141 23 1 -636 147 <br /> PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br />' D T W AFTER PURGE D T W AT SAMPLE TIME 1129' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br />' REMARKS <br /> WEATHER CLEAR SKIES WIND NW5 <br /> QUALITY CONTROL ALL PURGING E UIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br />' FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT DOT 17 55 GAL STEEL DRUMOR 60 GAL POLYDRUM <br />' INSTRUMENTATION Y S I 556 MULTIPROBE Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER TIIERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />