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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- ,4 <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY Peng Vang SAMPLE I D MW- 5,6 <br /> LOCATION 4501 North Pershing Avenue,Stockton,CA QA SAMPLES None <br /> DATE PURGED Gf- L0 -p y START(2400hr) I.51 5 END(2400hr) 15 31 <br /> DATE SAMPLED Zy— p,( SAMPLE TIME(2400hr) 1 5 <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)_ _ 3Z CASING VOLUME(gal)_ <br /> DEPTH TO WATER(feet) 9 A- CALCULATED PURGE(gal) _ <br /> WATER COLUMN HEIGHT(feet) ACTUAL PURGE(gal)w � <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) (umhos/cm) (units) (visual) (NTU) <br /> 15, <br /> 2-3 13 i 7. 19 Ur w Low <br /> SAMPLE INFORMATIONSAMPLE DEPTH TO WATER ✓' �� SAMPLE TURBIDITY L- <br /> 80%RECHARGE X YES NO ANALYSES BTEX,TPHg,5 Oxygenates Via EPA 8260B <br /> ODOR SAMPLE VESSEL/PRESERVATIVE HCL <br /> PURGING EQUIPMENT SAMPLING EQUIPMENT <br /> Bladder Pump Bader(Teflon) Bladder Pump Bailer(Teflon) <br /> Centrifugal Pump Bader(PVC) Centrifugal Pump X Bader ( PVC or X disposable) <br /> X Submersible Pump Bader(Stainless Steel) Submersible Pump Bader(Stainless Steel) <br /> Penstalic Pump Dedicated Penstalic Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY LOCK# 4)n <br /> REMARKS -� r <br /> SIGNATURE Page of 5 <br />