Approval and Promulgation of Designation of Areas for Air Quality Planning Purposes; Washington

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The Environmental Protection Agency (EPA) approves the redesignation of Tacoma, Washington, from unclassifiable to attainment for sulfur dioxide (SO 2). On September 22, 1993, the State of Washington, through the Washington State Department of Ecology, submitted a request to redesignate Tacoma from unclassifiable to attainment for sulfur (SO 2). The state has met the applicable requirements for redesignation contained in the Clean Air Act, as amended in 1990 (CAA).