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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 1998 <br />' SAMPLE LOCATION/MW - 6 DATE: 12/15/98 <br /> PROJECT NAME CUTTER LUMBER ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS. 3430 S ELDORADO SAMPLE TIME: 12 24 <br /> CITY STATE STOCKTON,CALIF SAMPLE CONTAINERS: 2 VOA'S & I B B <br /> SITE CONTACT: PRESERVATIVES: HCL <br /> CONSULTANT- GEO-PHASE ENVIRONMENTAL LAB ANALYSIS BY- SHERWOOD/WEST <br /> PROJECT MANAGER STEVE LANKFORD MONUMENT. FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNEDti,. WELL CASING DIA. . 2" / 01632 <br /> SAMPLE MEDIA GROUNDWATER P LD READING/ODOR: N/A GAS <br /> TOP OF CASING LEVATION: MSL COLOR DARK GREY <br /> DEPTH TO WATER (feet.100th's) 2644 FEET CALC.PURGE VOL.: 3066528 GAL <br /> DEPTH OF WELL: feeLI04th's) 4523 FEET TOTAL VOLUME PURGED: 105 GAL <br /> STANDING WATER COLUMN: 1879 FEET DEPTH OF PUMP: 40 FEET <br /> FIELD PARAMETERS <br /> MTIME CASING DRAW PUMPING pH E C TEMP O.R.P )DISSOLVE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br />' PER PURGE (D T W) (GPM/LPM) (units) (USMHOS) (Celsius) (Mvolts) (PPM) (\T U) <br /> 0 N/A 10 GPM 701 1482 175 -109 05 DARK GREY <br /> 35 700 1505 184 -115 07 <br /> 7 701 1516 191 1 -115 07 <br /> 1 105 701 1521 19 1 -116 08 <br />' PURGE METHOD PURGERPUNIP <br /> SAMPLE METHOD. 1'STAINLESS STEEL.BAILER W/STAINLESS STEEL WIRE LINE <br />' D T W AFTER PURGE D T W AT SAMPLE TIME 2758, <br /> WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK INSTALLED <br /> WELL LOCATION SEE SITE MAP <br />' REMARKS <br /> WEATHER OVERCAST SKIES WIND NW 15 <br /> —QUALITY CONTROL ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br />' FIELD WITH A="CLEANER do ALCONOX SOAP NEW NITRILE CLO VES <br /> CONTAINMENT DOT 1755 GAL.STEEL DRUM OR 60 GAL.POLY DRUM <br /> INSTRUMENTATION Y S 1 3560 FLOWcFj_L Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE MErM TNERMODINE 580B P I D <br /> KECK INTIatFACE METER TURBIDITY METER <br />