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LOG OF EXPLORATORY BORING <br /> • PROJECT NUMBER 20805-140.010 WELL NO AS-3 <br /> PROJECT NAME ARCO #548, Stockton PAGE 1 of 4 <br /> BY Pat Jimison DATE 10/28/68 SURFACE ELEVATION <br /> r <br /> FID PENETRA-RECOVERY ROUND DEPTH 20 a Z <br /> READING TION WATER IN WELL <br /> (PPM) (blows/6") (ft/ft1 LEVELS FEET ¢ o� DESCRIP7IQN DETAIL <br /> 0-6 ASPHALT ti <br /> 6 - approx 3 BACKFILL <br /> 34 9 13/15 <br /> 5-SAND (SP), dark brown (10YR, 3/3) 100% fine grained <br /> 10 sand, dry, no odor <br /> 12 <br /> 60 4 14/15 10 SILT (ML), black (10YR, 2/1) 100% fines sfightly damp <br /> 4 no odor <br /> 7 <br /> 4 7 13/15 15 SANDY SILT (ML), brown (10YR, 5/3) 80% fines 20% <br /> 0 fine sand, orange discoloration from iron oxide staining <br /> 14 skghtly damp, no odor <br /> 20 <br /> REMARKS <br /> EMCON <br />