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SECOR International Inc. <br /> WATER SAMPLE FIELD DATA SHEET <br /> TPROJECT# 7-Eleven Store#14117 PURGED BY Peng Vang WELL I D MW- Z <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY Peng Vang SAMPLE I D MW- <br /> LOCATION 2725 Country Club Road,Stockton,CA QA SAMPLES None <br /> DATE PURGED Z-Z —c-t START(2400hr) A.,30 END(2400hr) /G yS <br /> DATE SAMPLED t Z—Z I--0 y SAMPLE TIME(2400hr) f (p s <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)= '2L- CASING VOLUME(gal) <br /> DEPTH TO WATER(feet)_ CALCULATED PURGE(gal)_ J. <br /> WATER COLUMN HEIGHT(feet)_ _ j ACTUAL PURGE(gal)= 7 <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) (umhos/cm) ruts) (visual) (NTU) <br /> �Hz ._ �� U U r� Fy1.r <br /> � <br /> —7. — ZO• S(L— to,,-7-:3 lt•w r i�*� <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER SAMPLE TURBIDITY <br /> 80%RECHARGE _)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 /> 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# yr <br /> REMARKS — } <br /> SIGNATURE Page of 8 <br />