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HORIZON ENVIRONMENTAL INC. <br /> 5011 Goiden Foothill Parkway, Suite 7 Well No M -14 <br /> El Dorado Hills, California 95762 <br /> (916) 939-2170 -- Fax (916) 939-2172 <br /> Drilling Company Project No 1474.15 <br /> Date Drilled 2/12/04 Site Former Beacon 12474 <br /> Drilling Method hollow-stere ager Location StocktQli. CA <br /> Sampling Method Wit-spoon Geologist CRoth <br /> a <br /> L V E � i � a <br /> z' 0 3 a Soil Description/U. Well <br /> o 3 E m Comments <br /> E o L y S Construction <br /> a <br /> 111 <br /> 112 neat cement <br /> 113 8'diameter <br /> bore hole <br /> 114 <br /> 115 115 <br /> 116 <br /> 117 <br /> 118 <br /> 119 2"diameter <br /> PVC casing <br /> 20 120 <br /> e 121 CLAYEY SILT (ML) brown, very stiff, moist to very moist <br /> 121 21 18 18 0 122 <br /> 123 <br /> 124 <br /> 125 125 <br /> bentonite <br /> 126 <br /> 127 <br /> 128 #3 sand <br /> 129 - <br /> 30 12 130 <br /> 16 <br /> 131 25 18 18 0 131SILTY SAND (SM) brown, medium dense,very moist to <br /> 132 wet <br /> 133 <br /> 134 2"diameter PVC <br /> 0 020"-slot screen <br /> 35 29 135 <br /> 30 <br /> 136 22 1$ 18 0 136 CLAYEY SILT (ML) brown, very stiff, medium plasticity, moist <br /> 137 <br /> 138 Total Depth = 137 feet <br /> 139 <br /> 4 140 <br /> MW-14 Page 2 of 2 <br />