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ARCO / BP WELL MONITORING DATA SHEET <br /> IB-Tfs # 051208-DK1 Station # 6020 <br /> Sampler D Koskela Date. 12/8/2005 <br /> Well I D • , w Well Diameter 2 3 � 6 8 <br /> Total Well Depthj-x5 j 6 Depth to Water 2_0 , <br /> Depth to Free Product Thickness of Free Product (feet) <br /> Referenced to. (P_vo Grade DO Meter(1f req'd)• HACH <br /> + Well Djame multipher Well Diameter Multiplier <br /> (Pei 1" 004 4" 065 �D% 3•�Z <br /> 2" <br /> 016 6" 147 <br /> 3" 037 Other radius2*0 163 <br /> Purge Method Bailer Sampling Method Bader <br /> Disposable Bailer Disposable Bailer <br /> Positive Au Displacement Extraction Port <br /> Electric Submerstble`lf- Other <br /> Extraction Pump <br /> Other <br /> of Screen If well is listed as a no-purge, confirm that water level is below the top <br /> of screen Otherwise, the well must be purged <br /> X raj — Y r G Gals <br /> 1 Case Volume(Gals) Specified Volumes Calculated Volume <br /> Conductivity <br /> Time Temp CF) pH (mS or& Gals Removed Observations <br /> �a 70: Z A-5 -5 -7 45 <br /> I/Sq 7011 7a2, <br /> lc Trw <br /> Did well dewater? es No Gallons actually evacuated Ia i Z) <br /> Sampling Time. //1/0 Sampling Date 12/8/05 <br /> Sample 1.D t4')W .-5 Laboratory- Sequoia <br /> alyzed for- GRO BTEX Ethanol Oxygenates(5) 1,2-DCA EDB <br /> D.O (if req'd) Pre-purge mg/L Past-purge .511 <br /> t�s� <br /> O R.P (if req'd) Pre-purge mV Post-purge rriv <br /> Blaine Tech Services, Inc. 1680 Rogers Ave., San Jose, CA 95112 (408) 573-0555 <br />