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SECOR International Inc. <br /> WATER SAMPLE FIELD DATA SHEET <br /> ROJECT# 7-Eleven Store#17334 PURGED BY Peng Vang WELL I D MW- j)} <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY Peng Vang SAMPLE I D MW- <br /> LOCATION 4501 North Pershing Avenue,Stockton,CA QA SAMPLES None <br /> DATEPURGED START(2400hr) IyZEND(2400hr) /y Y& <br /> DATE SAMPLED SAMPLE TIME(2400hr) f 06 <br /> SAMPLE TYPE Groundwater X Surface Water Treatment Effluent Other <br /> CASING DIAMETER 2" X 3 4 5' G" 8" Other <br /> Casing Volume (gallons per foot) (0 17) (0 38) (0 67) (1 02) (1 50) (2 60) ( ) <br /> DEPTH TO BOTTOM(feet) oh CASING VOLUME(gal)= Z <br /> DEPTH TO WATER(feet)_ /(" l0 7 CALCULATED PURGE(gal) <br /> WATER COLUMN HEIGHT(feet)= j (, q ( ACTUAL PURGE(gal)= 1 <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) (umhos/cm) (units) (`visual) (NTU) <br /> LI y r 30 Z-3 Se 3 `J S 7 3 IS ems•., LI�G,r L <br /> Y12 0 �3 5^ 3v� 7 2(- 6I'a, <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER {p �{� SAMPLE TURBIDITY <br /> 80%RECHARGE _,)C YES NO ANALYSES BTEX,TPHg,5 Oxygenates Via EPA 8260E <br /> ODOR SAMPLE VESSEL/PRESERVATIVE HCL <br /> PURGING EQUIPMENT SAMPLING EQUIPMENT <br /> Bladder 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 /> Peristalic Pump Dedicated Penstalic Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY LOCK# tJ4:5S <br /> REMARKS <br /> SIGNATURE Page of 5 <br />