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SECOR International Inc. <br /> WATER SAMPLE FIELD DATA SHEET <br /> PROJECT# 7-Eleven Store#32262 PURGED BY WELL I D MW- 'S^, <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY SAMPLE I D MW- <br /> LOCATION 2560 West Grant Line Road,Tracy,CA QA SAMPLES Mone <br /> DATE PURGED /-/�a r START(2400hr) / �'� _ END(2400hr) <br /> DATE SAMPLED /-/Y. y SAMPLE TIME(2400hr) .3 o <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) TO-6—7) (I 02) (1 50) (2 60) ( ) <br /> DEPTH TO BOTTOM(feet)= i LZ CASING VOLUME(gal)= _1 S—/ <br /> DEPTH TO WATER(feet)= -7 -7-1 CALCULATED PURGE(gal)_ _V s— <br /> WATER COLUMN HEIGHT(feet)_ g ACTUAL PURGE(gal)_ S <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) (umhos/cm) (units) (visual) (NTU <br /> 1010G5 a / GCS.— �.Z� � c.._ ,.�� <br /> SAMPLE INFORMATIONSAMPLE DEPTH TO WATER 727 SAMPLE TURBIDITY S'C. <br /> 80%RECHARGE / YES NO ANALYSES BTEX,TPHg,5 Oxygenates,1,2-DCA,EDB 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 /> Peristalic Pump Dedicated Peristatic Pump Dedicated <br /> Other <br /> Other <br /> Pump Depth <br /> WELL INTEGRITY o LOCK# <br /> REMARKS , <br /> Ar U <br /> SIGNATURE Page of 6 <br />