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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER: 20805-140.010 WELL NO.: AS-2 <br /> PROJECT NAME: ARCO 0548, Stockton PAGE: 3 of 4 <br /> BY: Pat Jimison DATE: 10/27/98 SURFACE ELEVATION: <br /> U <br /> FID PENE7RA- ROUNQ DEPTH w a z <br /> READING TION RECOVERY WATER IN ELL <br /> 'L <br /> (ft/ft) DESCRIPTION DETAIL <br /> (ppm) (��ows/B") LEVELS FEET K =� <br /> y <br /> J <br /> 3200 12 1.4/1.5 SANDY SILT (ML), dark gray (10YR, 4/1): 80% fines; <br /> 22 20% fine grained sand; small irregular caliche deposits <br /> 30 1/8-1/2"; 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 /> 2T0 30 1.0/1.5 55 SANDY SILT (ML), dark yellowish brown (10YR, 4/6); <br /> 50/5.51, 70% fines; 30% fine sand; thin black veins of manganese <br /> oxide; damp; no odor. <br /> �l <br /> ' 60 <br /> REMARKS <br /> EMCON <br />