NORTH CASCADES NATIONAL PARK AND STEPHEN MATHER WILDERNESS.

SEC. 3040. [16 U.S.C. 90b note] NORTH CASCADES NATIONAL PARK AND STEPHEN MATHER WILDERNESS. Title II of the Washington Park Wilderness Act of 1988 (16 U.S.C. 1132 note; Public Law 100-668) is amended by adding at the end the following: “SEC. 207. [16 U.S.C. 1132 note] BOUNDARY ADJUSTMENTS FOR ROAD “(a) In General.—The Secretary may adjust the boundaries of the North Cascades National Park and the Stephen Mather Wilderness in order to provide a 100-foot-wide corridor along which the Stehekin Valley Road may be rebuilt— “(1) outside of the floodplain between milepost 12.9 and milepost 22.8; “(2) within the boundaries of the North Cascades National Park; and “(3) outside of the boundaries of the Stephen Mather Wilderness. “(b) No Net Loss of Lands.—The boundary adjustments made under this section shall be such that equal acreage amounts are exchanged between the Stephen Mather Wilderness and the North Cascades National Park, resulting in no net loss of acreage to either the Stephen Mather Wilderness or the North Cascades National Park.” .