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SECOR International Ina <br /> WATER SAMPLE FIELD DATA SHEET <br /> PROJECT# 7-Eleven Store#20632 PURGED BY WELL I D MW- <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY SAMPLE I D MW- / <br /> LOCATION 4627 Da Vinci Drive,Stockton,California QA SAMPLES Nona <br /> DATE PURGED _ It-/–o 3 START(2400hr) // {y END(2400hr) <br /> DATE SAMPLED 8=/–07 SAMPLE TIME(2400hr) _s— <br /> SAMPLE <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) (I 02) (l 50) (2 60) ( ) <br /> DEPTH TO BOTTOM(feet)_ CASING VOLUME(gal)= / 3 <br /> DEPTH TO WATER(feet)= C Sr CALCULATED PURGE(gal) <br /> WATER COLUMN HEIGHT(feet) ea _ ACTUAL PURGE(gal)_ (/ <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> +� (2400hr) (gal) (degrees C) (umhoslcm) (units) (visual) (NTU) <br /> o41 <br /> e�- SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER SAMPLE TURBIDITY <br /> 80%RECHARGE _,�C YES NO ANALYSES BTEX,TPHg,5 Oxygenates Via EPA 8260B <br /> ODOR SAMPLE VESSEL/PRESERVATIVE HCL <br /> PURGING EQUIPMENT SAMPLING EQUIPMENT <br /> Bladder Pump Bailer(Teflon) Bladder Pump Bailer(Teflon) <br /> Centnfugal Pump Bailer(FVC) Centnfugal Pump X Bailer ( PVC or X disposable) <br /> X Submersible Pump Bailer(Stainless Steel) Submersible Pump Bailer(Stainless Steel) <br /> Pcnstalic Pump Dedicated Peristalic Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY _ LOCK# <br /> REMARKS (� <br /> SIGNATURE <br /> Page –2�lof � <br />