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' DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2004 <br /> SAMPLE OCATION/MW- 102 DATE. 4/27/2004 <br /> L <br /> ' PROJECT NAME GEORGE S SERVICE ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 1600 DURHAM FERRY ROAD SAMPLE TIME 1730 <br /> CITY,STATE TRACY,CA SAMPLE CONTAINERS- 4 VOA'S <br /> SITE CONTACT GEORGE&MAE PRESERVATIVES HCL <br /> CONSULTANT GEOLOGICAL TECHNICS LAB ANALYSIS BY SHERWOOD LABS <br /> ' PROJECT MANAGER ERIC PRICE MONUMENT FLUSH <br /> SAMPLER t DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" / 01632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR NIA NONE <br /> TOP OF CASING ELE TION. MSL COLOR. LIGHT BROWN TO CLEAR <br /> DEPTH TO WATER feet 100th's 1164 FEET CALL PURGE VOL : 618 GAL <br /> DEPTH OF WELL feet 100th's 49 50 FEET TOTAL VOLUME PURGED 1854 GAL <br /> STANDING WATER COLUMN 3786 FEET DEPTH OF PUMP 48 FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E.C TEMP O.R.P DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> ' PER PURGE (D T W) (GPMILPM) (units) (MsMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 750 1683 193 -168 235 LT BROWN <br /> 618 753 1681 194 -37 24 it <br /> 1236 743 1668 204 -66 23 " <br /> 1854 738 1678 19 9 -62 26 CLEAR <br /> PURGE METHOD HONDA CENTRIFUGAL PUMP <br /> SAMPLE METHOD I'STAINLESS STEEL BAILER WITH STAINLESS STEEL WIRE LINE <br /> D T.W AFTER PURGE D T W AT SAMPLE TIME 1209, <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> ' REMARKS GOOD RECHARGE <br /> WEATHER CLEAR SKIES WIND NONE <br /> QUALITY CONTROL ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> tFIELD WITH A STEAMCLEANER&.4LC0N0X S0.4P NEW NITRILE GL O VES <br /> CONTAINMENT D O T 17 55 GAL STEEL DR UM OR 60 GAL POLY DR UM <br /> ' INSTRUMENTATION Y S 1 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK IN FERFACE METER I' miAmITY METER <br /> 1 <br />