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i DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> A.S T. MONITORING WELL FIELD LOG 2002 <br /> SAMPLE LOCATION/MW- 5 DATE. 3/1812002 <br /> ' PROJECT NAME TED PETERS-MANTECA ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS, 1985 W YOSEMITE BLVD SAMPLE TIME 1620 <br /> CITY STATE MANTECA,CA SAMPLE CONTAINERS 9 CONTAINERS <br /> ' SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT DEL-TECH/GTT LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGERDON LIGHT/RAY KABLANOMONUMENT FLUSH <br /> SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA • 2" 0 1632 <br /> ' SAMPLE MEDIA GROUNDWATER P I.D READING/ODOR NIA FUEL <br /> TOP OF CASING ELEV ON MSL COLOR- LIGHT GREY TO CLEAR <br /> DEPTH TO WATER feet 100th's 802 FEET CALC.PURGE VOL. 202 GAL <br /> DEPTH OF WELL- feet 100th's 20 38 FEET TOTAL VOLUME PURGED 6 GAL <br /> STANDING WATER COLUMN 1236 FEET DEPTH OF PUMP TUBING FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAW PUMPING pH E C TEMP ORP DISSOLVED TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPM/LPM) (units) (UmMilOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 NIA 5 GPM 739 704 193 -61 N/A LT GREY <br /> 2 it 737 706 193 -57 " <br /> 4 739 711 191 -51 CLEAR <br /> 6 737 704 192 -48 " <br /> PURGE METHOD CENTRIFUGAL PUMP <br /> ' SAMPLE METHOD 1'STAINLESS STEEL BAILER W/STAINLESS STEEL WIRE LINE <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 10 87' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> ' WELL LOCATION SEE SITE MAP <br /> REMARKS <br /> WEATHER CLEAR SKIES WIND NW 10 <br /> QUALITY CONTROL ALL PURGING EQUIPMENT AND SAMPLING EQ UIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLYDRUM <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 TURBIDITY METER <br /> 1 <br />