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SECOR International Inc. <br /> WATER SAMPLE FIELD DATA SHEET <br /> PROJECT# 7-Eleven Store€!20632 PURGED BY Peng fang WELL I D MW- 4 <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY Peng Vang SAMPLE I D MW-3 <br /> LOCATION 4627 Da Vinci Drive,Stockton,California QA SAMPLES None <br /> DATE PURGED 9-�- o j START(2400hr) 11 tf y _- - END(2400hr) <br /> DATE SAMPLED `�-1_ a; SAMPLE TIME(2400hr) 1413 <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) CASING VOLUME(gal)_ _j, S <br /> DEPTH TO WATER(feet)= 7, jj - CALCULATED PURGE(gal) <br /> WATER COLUMN HEIGHT(feet)= g 9 ACTUAL PURGE(gal)_ <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) (umbos/em) (units) (visual) (NTU) <br /> 1-0,13 gel 0 ,50 01. 6 r rie <br /> ".a --A q .7 b►Rb LzrLtf <br /> rr 1 8 30 Zo• l a 938 _�o • 99 �-f C�rA, Lmd <br /> 1 <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER '].$/ SAMPLE TURBIDITY <br /> 80%RECHARGE _AYES NO ANALYSES BTEX,TPHg,5 Oxygenates Via EPA 8260B <br /> ODOR f.}& 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 Bader(Stainless Steel) Submersible Pump Bader(Stainless Steel) <br /> Perista is Pump Dedicated Penstalic Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY LOCK# 1/IfS <br /> REMARKS , <br /> SIGNATURE <br /> Page of 7 <br />