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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 2004 <br />' SAMPLE LOCATION/MW- 4 DATE: 6/8/2004 <br />' PROJECT NAME FORMER MANNA PRO SITE ANALYSIS PERFORMED. SEE CHAIN OF CUSTODY <br /> ADDRESS 4004 S ELDORADO ST SAMPLE TIME. 1141 <br /> CITY,STATE STOCKTON, CALIF SAMPLE CONTAINERS- 2 VOA'S <br /> SITE CONTACT* PRESERVATIVES. HCL <br /> CONSULTANT: GEO-PHASE ENVIRONMENTAl LAB.ANALYSIS BY. SHERWOOD <br /> PROJECT MANNAGE STEVE LANKFORD MONUMENT. FLUSH <br />' SAMPLER. DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED• WELL CASING DIA. . 4" / 06528 <br /> SAMPLE MEDIA: GROUNDWATER P I D.READING/ODOR: N/A NONE <br />' TOP OF CASING ELEVATION: MSL COLOR: CLEAR <br /> DEPTH TO WATER: feet 100th's 33 51 FEET CALL.PURGE VOL.: 1058 GAL <br /> DEPTH OF WELL- feet.100th's 49 72 FEET TOTAL VOLUME PURGED- 31 75 GAL <br />' STANDING WATER COLUMN: 1621 FEET DEPTH OF PUMP. 48 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 /> I PER PURGE T W (GPM/L PM) {units) (UsMfiOS) (Celsius) (Mvolts} (PPM) (N T U) <br /> 0 N/A 2 GPM 958 1882 21 -1056 162 CLEAR <br /> 1058 " of 964 1916 211 -717 1 62 " <br /> 2116 " " 965 1840 216 471 1 74 of <br /> I 31 75 " 943 1917 221 .-243 122 " <br /> PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> I D T W AFTER PURGE D T W AT SAMPLE TIME 35 28' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK INSTALLED <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS <br /> WEATHER CLEAR SKIES WIND NW5 <br /> QUALITY CONTROL ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S 1 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />