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SECOR International Inc. <br /> WATER SAMPLE FIELD DATA SHEET • <br /> PROJECT# 7-Eleven Store#20632 PURGED BY Peng Vang WELL I D MW- 2— <br /> CLIENT <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 1, - 9 -o j START(2400hr) END(2400hr) <br /> DATE SAMPLED 6, SAMPLE TIME(2400hr) r L 7 <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 38) (0 67) (I 02) (1 50) (2 60) { ) <br /> DEPTH TO BOTTOM(feet)= n CASING VOLUME(gal) <br /> DEPTH TO WATER(feet)_ ], Z'' CALCULATED PURGE(gal)= `3 <br /> WATER COLUMN HEIGHT(feet)_ ��j / 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 /> � 0 1. 1 Z.O. 5 _ 2-q_.5 - / 1.4 Imo.Lisa <br /> Zo. S zqS ]. gI <br /> 4t Pr u L <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER 7, 33 SAMPLE TURBIDITY La <br /> 80%RECHARG`�E_ ;!g YES NO ANALYSES BTEX,TPHg,5 Oxygenates Via EPA 8260E <br /> ODOR SAMPLE VESSEL/PRESERVAT VE HCL <br /> PURGING EQUIPMENT SAMPLING EQUIPMENT <br /> Bladder Pump Bailer(Teflon) Bladder Pump Bailer(Teflon) <br /> Centnfugal 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 Penstalic Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY LOCK# _�y <br /> REMARKS <br /> SIGNATURE <br /> Page of 7 <br />