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' DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> i <br />' MONITORING WELL FIELD LOG 2002 <br /> SAMPLE LOCATION/MW- 5 DATE: 2/22/2002 <br />' PROJECT NAME GEORGE' S SERVICE ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS 1600 DURHAM FERRY ROAD SAMPLE TIME• 1228 <br /> CITY,STATE• TRACY CA SAMPLE CONTAINERS 2 V O A'S <br />' SITE CONTACT. GEORGE&MAE PRESERVATIVES. HCL <br /> CONSULTANT GEOLOGICAL TECHNICS LAB ANALYSIS BY SHERWOOD LABS <br />' PROJECT MANAGER RAY KABLANOW MONUMENT FLUSH <br /> SAMPLER DEL-TECH WELL CASING MATERIAL : PVC <br /> SIGNED WELL CASING DIA 2" / 01632 <br /> SAMPLE MEDIA 'U GROUNDWATER P I D READING/ODOR NIA NONE <br /> TOP OF CASING ELEVA N MSL COLOR. LIGHT BROWN TO CLEAR <br /> DEPTH'IO WATER feet.100th's 1186 FEET CALC PURGE VOL • 1045 GAL <br /> DEPTH OF WELL feet 100th's 1460 FEET TOTAL VOLUME PURGED. 15 GAL <br /> STANDING WATER COLUMN 274 FEET DEPTH OF PUMP. NIA FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E C TEMP. '0­77 DISSOLVED TURBIDI7 Y <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br />' PER PURGE (D T W) (GPNI/LPM) (units) (MsM110S) (Celsius) (MVOlts) (PPM) (N T U) <br /> 0 N/A 2 GPM 707 1091 198 -39 NIA LT BRN <br /> 05 709 1102 21 5 -45 " <br /> 1 709 1098 217 -47 CLEAR <br />' 15 711 1119 221 -56 " <br />' PURGE METHOD BONDA CENTRIFUGAL PUMP <br /> SAMPLE METHOD L'STAINLESS STEEL BAILER WITH STAINLESS STEEL WIRE LINE <br />' D t W AFTER PURGE D T W AT SAMPLE TIME• 12 32' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCAl ION SEE SITE MAP <br />' REMARKS FAIR RECHARGE <br /> WEATHER CLOUDY SKIES WIND NONE <br />' UALITY CONT ROL ALL PURGING EQ UIPMENT AND SAMPLING EQ UIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOXSOAP NEWNITRILE GLOVES <br /> CONTAINMENT D 0 T I7 SS GAL STEEL DRUMOR 60 GAL POLYDRUM <br />' INSTRUMENTATION Y S I 3560 FLOWCELL Y S 1 DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />