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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- <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY �— SAMPLE I D MW- <br /> LOCATION 2560 West Grant Line Road,Tracy,CA QA SAMPLES None <br /> DATE PURGED _!/C/s START(2400hr) END(2400hr) <br /> DATE SAMPLED - i SAMPLE TIME(2400hr) SJ~ <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) (I 50) (2 60) ( ) <br /> DEPTH TO BOTTOM(feet)= 7 // CASING VOLUME(gal)= <br /> DEPTH TO WATER(feet)= p9 7 '7 CALCULATED PURGE(gal)- S/S— <br /> WATER COLUMN HEIGHT(feet)= p 3 ACTUAL PURGE(gal) <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) (umhos/cm <br /> / ) (amts) (visual) (N'1'U) <br /> 1-7 4 <br /> �' <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER g g a SAMPLE TURBIDITY <br /> 80%RECHARGE k YES NO ANALYSES BTEX,TPHg,5 Oxygenates,1,2-DCA,EDB via EPA 8260B <br /> ODOR No 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 Peristalic Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY LOCK# <br /> REMARKS <br /> SIGNATURE <br /> Page 3 of 6 <br /> F <br />