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MD E3-12 <br />GROUND LEVEL <br />7869 FT. EL. <br />650 FEET <br />X� <br />cX <br />LA <br />METHANE DRAINAGE WELL <br />+---- VALVE <br />19 INCH HOLE FOR SURFACE <br />CASING DRILLED 50 FEET <br />14 INCH DIAMETER SURFACE <br />CASING INSTALLED TO 50 FEET <br />12 1/4 INCH DIAMETER HOLE, <br />HAMMER DRILLED 40-226 FEET <br />X X <br />X <br />x x <br />x <br />xx <br />x x <br />x x <br />21 FEET x x <br />x x <br />x x <br />x x <br />98 FEET TVD <br />TVD 748 FEET <br />7 INCH SLOTTED CASING <br />LANDED 75 FEET SOUTH & <br />_ 307 FEET EAST of COLLAR <br />25 FEET �'— MINING <br />DIRECTION <br />12 1/4 INCH DIAMETER HOLE, <br />DIRECTIONALLY DRILLED 226-746 FEET <br />9 5/8 INCH STEEL CASING, <br />SURFACE — 722 FEET <br />8 3/4 INCH HOLE, HAMMER DRILLED <br />722-821 FEET <br />38.49 FEET OF 7 INCH BLANK AND 80.46 <br />FEET OF SLOTTED STEEL CASING, <br />NOT CEMENTED IN PLACE, <br />BOTTOM OF CASING AT 821 FEET <br />METHANE <br />GAS <br />