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SECOR International Inc. <br /> WATER SAMPLE FIELD DATA SHEET <br /> ROJECT# 7-Eleven Store#20632 PURGED BY Peng Vang WELL 1 D MW- <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY Peng Vang SAMPLE I D MW- z <br /> LOCATION 4627 Da Vinci Drive,Stockton,California QA SAMPLES None <br /> DATE PURGED - tiY START(2400hr) 3 3 END(2400hr) �a <br /> DATE SAMPLED 10- - d SAMPLE TIME(2400hr) <br /> SAMPLE TYPE Groundwater X Surface Water Treatment Effluent Other <br /> CASING DIAMETER 2" X 3" 4" 5" 6" 8" Other <br /> Casing Volume (gallons per foot) (0 17) -(0-3-8) (0 67) (1 02) (1 50) (2 60) ( ) <br /> DEPTH TO BOTTOM(feet)= 13,11 CASING VOLUME(gal)= I, d <br /> DEPTH TO WATER(feet)= 7 Z CALCULATED PURGE(gal)_ ?j 0� <br /> WATER COLUMN HEIGHT(feet)= S,q ACTUAL PURGE(gal) 3 1] <br /> FIELD MEASUREMENT'S <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) (umhos/cm) (units) (visual) (NTU) <br /> 1 5 X17- Z.Q 2-q-7 z 7. 01 Lt. ACQ L 0u) <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER `J 3 SAMPLE TURBIDITY 1—rruZi <br /> 80%RECHARGE n YES NO ANALYSES BTEX,TPHg,5 Oxygenates Via EPA 8260B <br /> ODOR SAMPLE VESSEL/PRESERVATIVE HCL <br /> PURGING EQUIPMENT SAMPLING EQUIPMENT <br /> Bladder Pump Bader(Teflon) Bladder Pump Bauer(Teflon) <br /> Centrifugal Pump Bader(PVC) Centrifugal Pump X Bader ( PVC or X disposable) <br /> X Submersible Pump Bader(Stainless Steel) Submersible Pump Bader(Stainless Steel) <br /> Penstalic Pump Dedicated Penstalic Pump Dedicated <br /> Other Other <br /> Pump Deptb <br /> WELL INTEGRITY LOCK# /0() _ <br /> REMARKS " <br /> SIGNATURE Page of 7 <br />