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SECOR International Inc. <br /> WATER SAMPLE FIELD DATA SHEET <br /> 'ROJECT# 7-Eleven Store#14117 PURGED BY Peng Vang WELL 10 MW- Ll <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY Peng Vang SAMPLE I D MW- c/ <br /> LOCATION 2715 Country Club Road,Stockton,CA QA SAMPLES None <br /> DATE PURGED — 1 Z-Z 1–Z q START(2400hr) <br /> —L9bq END(2400hr) <br /> DATE SAMPLED 12--Z/ –IN—, SAMPLE TIME(2400hr) -_ 1 77L <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)= _ Z 3 SS= CASING VOLUME(gal)_ <br /> DEPTH TO WATER(feet)_ Z-1 CALCULATED PURGE(gal) <br /> WATER COLUMN HEIGHT(feet)_ .1 c.{,-A,-7 ACTUAL PURGE(gal)_ _�, 7 <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) (umhos/cm) (umts) (visual) (NTU) <br /> 7—Z.2.;— c1 Z4- <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER . ,�jQ SAMPLE TURBIDITY L.L'tJ <br /> 80%RECHARGE �L YES NO ANALYSES BTEX,TPHg,5 Oxygenates Via EPA 8260B <br /> ODOR HC _ 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 Penstalcc Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY LOCK# <br /> REMARKS0 �� <br /> SIGNATURE Page of 8 <br />