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SECOR International Inc. <br /> WATER SAMPLE FIELD DATA SHEET <br /> OROJECTR 7-Eleven Store#17334 PURGED BY Peng Vang WELL I D _ Mw- a <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 /> DATE PURGED L'LS-lam' START(2400hr) J 3ZD END(2400hr) 13 y b <br /> DATE SAMPLED SAMPLE TIME(2400hr) —3 <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) (1 02) <br /> (I 50) (2 60) ( ) <br /> DEPTH TO BOTTOM(feet)= 31 ,0u CASING VOLUME(gal)_ —5,_7 <br /> DEPTH TO WATER(feet) CALCULATED PURGE(gal) <br /> 1 WATER COLUMN HEIGHT(feet)_ �► S! ACTUAL PURGE . <br /> (gal)_ <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) (umbos/cm) (units) (visual) <br /> (NrU) <br /> /3�� _ �] Za, ZU <br /> P637 Mrot <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER 7 / - SAMPLE TURBIDITY <br /> 80%RECHARGE - YES NO ANALYSES BTEX,TPH ,5 Oxygenates Via EPA 8260E <br /> ODOR_ _ SAMPLE VESSEL/PRESERVATIVE HCL <br /> PURGING EQUIPMENT SAMPLING EQUIPMENT <br /> Bladder Pump Bailer(Teflon) BIadder Pump Bailer(Teflon) <br /> Centrifugal Pump Bwler(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# <br /> REMARKS <br /> SIGNATURE Page of 5 <br />