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SECOR International Inc. <br /> WATER SAMPLE FIELD DATA SHEET <br /> 4OJECT# 7-Eleven Store#20632 PURGED BY Peng Vang WELL I D May_ <br /> ENT NAME 7-Eleven,Inc SAMPLED BY Peng Vang SAMPLE I D Mw- <br /> LOCATION 4627 Da Vinci Drive,Stockton,California QA SAMPLES None <br /> DATE PURGED -2 _p START(2400hr) �1 l S END(2400hr) 1/36 <br /> DATE SAMPLED SAMPLE TIME(2400hr) __ d y"?— <br /> SAMPLE TYPE Groundwater X Surface Water Treatment Effluent Other <br /> CASING DIAMETER 2" X 3" 4" 5" 6" 8" Other <br /> -COCasing Volume (gallons per foot) 17) (0 38) (0 67) -(1-0—2) (I SO) (2 60) ( ) <br /> DEPTH TO BOTTOM(feet)= CASING VOLUME(gal)= 2- <br /> DEPTH <br /> DEPTH TO WATER(feet) CALCULATED PURGE(gal)= V <br /> WATER COLUMN DIGHT(feet)= 7 S 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 /> 20 ff{ y _ S Y 7.t` <br /> 7.3. <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER SAMPLE TURBIDITY <br /> 80%RECHARGE YES NO ANALYSES BTEX,TPHg,S Oxygenates Via EPA 8260E <br /> ODOR UC� 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 /> Penstalic Pump Dedicated Penstalic Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY LOCK# <br /> REMARKS <br /> S ATURE <br /> Page of 7 <br />