Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes; State of Nevada; Redesignation of Clark County to Attainment for the 1997 8-Hour Ozone Standard

EPA is taking final action to approve, as a revision of the Nevada state implementation plan, the State's plan for maintaining the 1997 8-hour ozone standard in Clark County for ten years beyond redesignation, and the related motor vehicle emissions budgets, because they meet the applicable requirements for such plans and budgets. EPA is also taking final action to approve a request from the Nevada Division of Environmental Protection to redesignate the Clark County ozone nonattainment area to attainment for the 1997 8-hour ozone National Ambient Air Quality Standard because the area meets the statutory requirements for redesignation under the Clean Air Act.