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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2004 <br /> ' SAMPLE LOCATION/MW- 202 DATE: 4/29/2004 <br /> PROJECT NAME- MORITAS BROS ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 814 E CHARTER WAY SAMPLE TIME 1210 <br /> CITY STATE STOCKTON,CA SAMPLE CONTAINERS 2 V O A'S <br /> SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT GEOLOGICAL TECHNICS LAB ANALYSIS BY SHERWOOD LABS <br /> ' PROJECT MANAGER JOE ANGULO MONUMENT- FLUSH <br /> SAMPLER F DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED a WELL CASING DIA 2" / 01632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR. N/A MUSTY <br /> ' TOP OF CASING ELEVATION MSL COLOR GREY <br /> DEPTH TO WATER feet.]00th's 36 15 FEET CALC PURGE VOL 7 19 GAL <br /> DEPTH OF WELL feet 100th's 80 20 FEET TOTAL VOLUME PURGED 21 57 GAL <br />' STANDING WATER COLUMN 44 05 FEET DEPTH OF PUMP- 79 FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPMILPM) (units) I (Umbos) (Ce[sius) (Mvvtts) (PPM) (N T U) <br /> 0 N/A 2 GPM 775 1048 211 -152 054 GREY <br /> 7 19 772 1038 214 -161 079 " <br /> t <br /> 1438 768 1052 215 -151 073 " <br /> 2157 744 1049 215 -160 043 " <br /> PURGE METHOD DEDICATED WATERRA PUMP&TUBING <br /> SAMPLE METHOD DEDICATED WATERRA PUMP&TUBING <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 40 43' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br />' REMARKS <br /> WEATHER CLEAR SKIES WIND <br /> QUALITY CONTROL ALL PURGING fQ UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br />' FIELD WI7'HA STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUMOR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S I 556 MULTIPROBE SYSTEM Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 5808 P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> 1 <br />