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SECOR International Inc. <br /> WATER SAMPLE FIELD DATA SHEET <br /> PROJECT f# 7-Eleven Store#20632 PURGED BY Peng Vang WELL I D MW- 3 <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY Pew Vang - SAMPLE I D MW- 3 <br /> LOCATION 4627 Da Vinci Drive,Stockton,California QA SAMPLES None <br /> DATE PURGED t,­s s a i START(2400hr) / END(2400hr) L yr�5 <br /> DATE SAMPLED (0 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 38) (0 67) (1 02) (1 50) (2 60) ( } <br /> DEPTH TO BOTTOM(feet)= 1 .n CASING VOLUME(gal)= /.4,�, <br /> DEPTH TO WATER(feet)= _ T L 7 CALCULATED PURGE(gal)_ <br /> WATER COLUMN HEIGHT(feet)= 7,3 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 /> 7 <br /> —ACL -Gz..— �_7, f _ L S —7 q I 1jAs LOW <br /> 17,Z— i .— 7.SO L <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATERT 3t SAMPLE TURBIDITY [� <br /> 80%RECHARGE _X,_YES NO ANALYSES BTEX,TPHg,5 Oxygenates Via EPA 82608 <br /> ODOR_U(s=. SAMPLE VESSEL!PRESERVATIVE HCL <br /> PURGING EQUIPMENT SAMPLING EQUIPMENT <br /> Bladder Pump Bailer(Teflon) Bladder Pump Bailer(Teflon) <br /> Centrifugal Pump Bailer(PVC) Centnfugal Pump X Bailer ( PVC or X disposable) <br /> X Submersible Pump Bailer(Stainless Steel) Submersible Pump Bailer(Stainless Steel) <br /> Penstalie Pump Dedicated Penstalic Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY LOCK# <br /> REMARKS <br /> SIGNATURE <br /> Page of 7 <br />