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" SECOR International Inc. <br /> WATER SAMPLE FIELD DATA SHEET <br /> ROIECT 4 7.Eleven Store#32262 PURGED BY Peng Vang WELL I D MW- y <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY Peng Vang SAMPLE I D MW- rj <br /> LOCATION 2560 West Grant Line Road,Tracy,CA QA SAMPLES None <br /> DATE PURGED July 30,2004 START(2400hr) :LIZ END(2400hr) <br /> DATE SAMPLED July 30,2004 SAMPLE TIME(2400hr) _ / `L Y5 <br /> SAMPLE TYPE Groundwater X Surface Water Treatment Effluent Other <br /> CASING DIAMETER 2" X Y 4" 5" 6" $" Other <br /> Casing Volume (gallons per foot) (0 17) (0 38) (0 67) (1 02) (l 50) (2 60) ( ) <br /> DEPTH TO BOTTOM(feet)_ j CASING VOLUME(gal) <br /> DEPTH TO WATER(feet)= rl�� CALCULATED PURGE(gal)= y <br /> WATER COLUMN HEIGHT(feet)_ .�+ ACTUAL PURGE(gal) <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) (umhos/cm) (units) (visual) (NTU) <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER r SAMPLE TURBIDITY <br /> 80%RECHARGE Vj YES NO ANALYSES BTEX,TPH ,5 Oxygenates,1,2-DCA,EDB via EPA 8260E <br /> ODOR , SAMPLE VESSEL/PRESERVATIVE HCL <br /> PURGING EQUIPMENT SAMPLING EQUIPMENT <br /> BIadder Pump Bailer(Teflon) Bladder Pump Bailer(Teflon) <br /> Centrifugal Pump Bailer(PVC) Centrifugal Pump X Bailer ( PVC or X disposable) <br /> X Submersible Pump Bailer(Stainless Steel) Submersible Pump Bailer(Stainless Steel) <br /> Penstalic Pump Dedicated Peristalic Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY Cyzpd LOCK# <br /> REMARKS I) . <br /> i <br /> t�GNATURE ^ <br /> Pagc of �� <br />