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LOG OF EXPLORATORY BORING, <br /> PROJECT NUMBER: 20805-140.010.. WELL NO.: AS--2 <br /> PROJECT NAME: ARCO 4548, Stockton PAGE: 3 of 4 <br /> BY: Pat JimEson DATE: 10/27/98 SURFACE ELEVATION: <br /> u <br /> x <br /> FID PEHETRA— ROUND DEPTH W ad <br /> READING TION RECOVERY WATER IN a DESCRIPTION WELL <br /> fppm) 1DIOM5/8") ttt/it1 LEVELS FEETa DETAIL <br /> V) x cj <br /> J <br /> 3200 12 1.4/1.5 SANDY SILT (ML), dark gray (10YR, 4/1); 90% fines; <br /> 22 20% fine grained sand; small irregular caliche deposits <br /> 30 I/8-1/2"; bluish discoloration;'damp; strong odor. <br /> 100 28 1.2/1.5 45 SANDY SILT (ML), dark brown {10YR, 4/3); 70% fines; <br /> 18 30% fine grained sand; bluish discoloration; damp; <br /> 36 strong odor. <br /> 60 28 1.4/1.5 50 SILT (ML), dark brown (10YR, 3/3); 100% fines; damp; <br /> 38 no odor. <br /> 50 <br /> 270 30 1.0/1.5 55 SANDY SILT (ML), dark yellowish brown (10YR, 4/6); <br /> 50/5.5" 70% fines; 30% fine sand; thin black veins of manganese <br /> oxide; damp; no odor, <br /> r <br /> i, <br /> is <br /> o <br /> 60 <br /> REMARKS 3 <br /> EMCON <br /> r. <br /> d <br /> c <br />