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' DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2004 <br />' SAMPLE LOCATION/MW - 209 DATE: 10/21/2004 <br />' PROJECT NAME: CASTL8 MOTORS ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS- 2315 N ELDORADO SAMPLE TIME: 1850 <br /> CITY,STATE STOCKTON,CA SAMPLE CONTAINERS 2 VOA'S <br />' SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT: GEOLOGICAL TECHNICS LAB ANALYSIS BY. SHERWOOD <br /> PROJECT MANAGER 70E ANGULO MONUMENT- FLUSH <br />' SAMPLER DELrTECH 1 DON LIGHT WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DLA • 3116" <br /> SAMPLE MEDIA GROUNDWATER P.I.D READING/ODOR NIA MUSTY <br /> TOP OF CASING ELEVATION- MSL COLOR LIGHT GREY <br /> DEPTH TO WATER- (feet.100th's) FEET CALC.PURGE VOL.: GAL <br /> DEPTH OF WELL (feet 100th's) FEET TOTAL VOLUME PURGED 450 GAL <br /> STANDING WATER COLUMN: FEET I DEPTH OF PUMP FEET <br /> FIELD PARAMETERS <br /> TIME cUMULATivE DRAW PUMPING pH E.C TEMP. O R.P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W} (GPMlLPM) (units) (MsMUOS) (Celsius) (Mvolts) (PPNf) (N T U) <br /> 0 NIA 1 GPM 794 954 192 81 202 LT GREY <br /> 150 791 957 19 2 53 213 " <br /> ' <br /> 300 793 955 191 37 224 " <br /> 450 751 980 204 77 23 " <br /> PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> D T W.AFTER PURGE D T W AT SAMPLE TIME <br /> —WE LL F%r EGRffY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> ' REMARKS <br /> WEATHER CLEAR SKIES WIND <br /> ' QUALITY CONTROL. ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&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 /> DECK INTERFACE METER TURBIDITY METER <br />