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SECOR International Inc. <br /> WATER SAMPLE FIELD DATA SHEET f <br /> ;ROJECT# 7-Eleven Store#20632 PURGED BY Tom Miller WELL I D MW- <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY Tom Miller SAMPLE I D MW- <br /> LOCATION 4627 Da Vinci Drive,Stockton,California QA SAMPLES None <br /> DATE PURGED 7 -7 START(2400hr) y L� END(2400hr) <br /> DATE SAMPLED ( - �7- SAMPLE TIME(2400hr) 6 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) p (0 38) (0 67) (1 02) (1 50) (2 60) ( ) <br /> DEPTH TO BOTTOM(feet)_ � � 7 O CASING VOLUME(gal)= �- .5 C. <br /> DEPTH TO WATER(feet)= { CALCULATED PURGE(gal) <br /> WATER COLUMN HEIGHT(feet)_ �.d� ACTUAL PURGE(gal) <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) umhos/cm) (amts) (visual) (NTU) <br /> /Zo <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER �� SAMPLE TURBIDITY ,j 6 <br /> 80%RECHARGE ,— YES NO ANALYSES BTEX,TPHg,5 Oxygenates Via EPA 8260B <br /> ODOR Gy U 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 Penstafic Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY LOCK# �� <br /> REMARKS <br /> SIGNATURE –'`�� Page of 7 <br />