; and W ½ of E ½; and E ½ of SE 1/4. (2) Reservation The Secretary shall reserve to the United States the mineral estate in any land conveyed under paragraph (1). (3) Use of conveyed land The land conveyed under paragraph (1) shall be used by Lincoln County, Nevada, to provide a suitable location for the establishment of a centralized landfill and to provide a designated area and authorized facilities to discourage unauthorized dumping and trash disposal on environmentally-sensitive public land. Lincoln County may not dispose of the land conveyed under paragraph (1). (4) Reversion If Lincoln County, Nevada, ceases to use any parcel of land conveyed under paragraph (1) for the purposes described in paragraph (3)— (A) title to the parcel shall revert to the Secretary of the Interior, at the option of the Secretary; and (B) Lincoln County shall be responsible for any reclamation necessary to restore the parcel to a condition acceptable to the Secretary of the Interior. 4. Mt. Moriah Wilderness, High Schells Wilderness, and Arc Dome Wilderness boundary adjustments (a) Amendments to the Pam White Wilderness Act of 2006 Section 323 of the Pam White Wilderness Act of 2006 ( 16 U.S.C. 1132 note; 120 Stat. 3031) is amended by striking subsection (e) and inserting the following: (e) Mt. Moriah Wilderness adjustment The boundary of the Mt. Moriah Wilderness established under section 2(13) of the Nevada Wilderness Protection Act of 1989 ( 16 U.S.C. 1132 note) is adjusted to include— (1) the land identified as the Mount Moriah Wilderness Area and Mount Moriah Additions on the map titled Eastern White Pine County and dated November 29, 2006