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SECOR International Inc. <br /> WATER SAMPLE FIELD DATA SHEET <br /> PROJECT# 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,3 <br /> LOCATION 4627 Da Vinci Drive,Stockton,Cahfornia QA SAMPLES None <br /> DATE PURGED —/�_�!� START(2400hr) END(2400hr) <br /> DATE SAMPLED �� -a y - SAMPLE TIME(2400hr) j- <br /> SAMPLE TYPE Groundwater X Surface Water Treatment Etfluent 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) (I 50) (2 60) ( } <br /> DEPTH TO BOTTOM(feet)= 6. Sr CASING VOLUME(gal)= / 7 S` <br /> DEPTH TO WATER(feet)= 7 CALCULATED PURGE( <br /> gal)_ - <br /> WATER COLUMN HEIGHT(feet)_ ��. �� ACTUAL PURGE(gal)= G G <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR 'TURBIDITY <br /> (2400hr) (gal) (degrees C) (umhos/cm) (units) (visual) (NTU) <br /> / 7 G ?S-7 �nc.ry _ C,C <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER G 3 SAMPLE TURBIDITY r, <br /> 80%RECHARGE e— 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 /> Peristalic Pump Dedicated Penstalic Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY Cs LOCK# <br /> REMARKS G <br /> SIGNATURE Page :� of 7 <br />