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DEL-TECHGEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 1999 <br />' SAMPLE LOCATION 1 MW - 5 DATE: 12/22/99 <br />' PROJECT NAME: GEORGE'S SERVICE ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS- 1600 DURHAM FERRY ROAD SAMPLE TIME 1648 <br /> CITY,STATE. TRACY,CA SAMPLE CONTAINERS 2 VOA'S <br /> SITE CONTACT- GEORGE OR MAE PRESERVATIVES: HCL <br />' CONSULTANT: GEOLOGICAL TECHNICS INC LAB.ANALYSIS BY BSK LABS <br /> PROJECT MANAGER RAY OR MIKE MONUMENT: FLUSH <br /> SAMPLER- DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED \\_\v4otxl WELL CASING DIA.: 2" 1 01632 <br /> SAMPLE MEDIA GROUNDWATER P.I.D.READING/ODOR. NIA NONE <br /> TOP OF CASING ELEVATION: MSL COLOR. LIGHT BROWN <br /> DEPTH TO WATER: (feet.100th`s) 1056 FEET CALL.PURGE VOL.. 065 GAL ; <br /> DEPTH OF WELL. (feet.loMh's) 1460 FEET TOTAL VOLUME PURGED: 3 GAL <br /> STANDING WATER COLUMN: 404 FEET DEPTH OF PUMP: N/A FEET <br /> FIELD PARAMETERS <br /> TIME CnSnv(; DRAW PUMPING pH I E C. TEMP. O.R.P DISSOLVEE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (DTW) (GPMlI.PM) (units) (UMMHOS) (Ceimus) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 722 1157 219 -26 NIA LT BRN <br /> 1 726 1177 218 -27 " <br /> 2 718 1189 226 -22 <br /> 3 716 1194 227 -24 " <br /> ' PURGE METHOD CENTRIFUGAL PUMP <br /> SAMPLE METHOD 1'STAINLESS STEEL BAITER <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 1179' <br /> ' WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK IS INSTALLED <br /> WELL LOCATION SEE SnE MAP <br /> REMARKS GOOD RECHARGE <br /> ' <br /> WEATHER CLEAR WIND NW10 <br /> QUALITY CONTROL ALL PURGING EQUIPMENTAND SAMPLING EQUTPMENTWAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANEIZ&ALCONOX SOAP NEW NITRILE GLOVES <br /> ' CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLY DRUM <br /> INSTRUMENTATION Y S I 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> ' SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER T(TR13IT7ITY METER <br /> f� <br />