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` DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' A.S.T. MONITORING WELL FIELD LOG 2002 <br /> ' SAMPLE LOCATION /MW- 8 DATE: 3/18/2002 <br /> PROJECT NAME TED PETERS-MANTECA ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 1985 W YOSEMITE BLVD SAMPLE TIME 1242 <br /> CITY,STATE MANTECA,CA SAMPLE CONTAINERS- 9 CONTAINERS <br /> ' SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT DEL-TECH/GTI LAB ANALYSIS BY SHERWOOD LABS <br /> ' PROJECT MANAGERDON LIGHT/RAY KABLANO MONUMENT. FLUSH <br /> SAMPLER RI <br /> DEL-TECH WELL CASING MATEAL; PVC <br /> SIGNED WELL CASING DTA 2" 01632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR- NIA MUSTY <br /> TOP OF CASING EtEvAzkON MSL COLOR GREY TO CLEAR <br /> DEPTH TO WATER feet.100th's 784 FEET CALC PURGE VOL 205 GAL <br /> ' DEP FH OF WELL (feet.100th's) 20 39 FEET TOTAL VOLUME PURGED 6 GAL <br /> STANDING WATER COLUMN 1255 FEET DEPTH OF PUMP- TUBING FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAW PUMPING pH EC TEMP ORP DISSOLVED TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (DTW) (CYMI[PM) (nnits) (UniMH05) (Celsius) (Mvalts) (PPM) (N T U) <br /> 0 NIA 5 GPM 828 897 197 150 NIA GREY <br /> 2 " 822 842 207 138 CLEAR <br /> ' 4 if 816 839 206 127 11 <br /> 6 799 830 207 126 " <br /> PURGE METHOD CENTRIFUGAL PUMP <br /> ' SAMPLE METHOD F STAINLESS STEEL BAILER W/STAINLESS STEEL WIRE LINE <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 9 97' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION• SEE SITE MAP <br /> REMARKS <br /> WEATHER CLEAR SKIES WIND NONE <br /> ' QUALITY CONTROL ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT GYMS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOXSOAP NEWNITRILE 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 5SOB P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> 1 <br />