Approval and Promulgation of Air Quality Implementation Plans; Maryland; Redesignation of Kent and Queen Anne's Counties Ozone Nonattainment Area to Attainment and Approval of the Area's Maintenance Plan

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EPA is proposing to approve a redesignation request and a State Implementation Plan (SIP) submitted by the State of Maryland. The SIP revision establishes a maintenance plan for Kent and Queen Anne's Counties that provides requirements for continued attainment of the one-hour ozone National Ambient Air Quality Standard (NAAQS) for the next 10 years.