Regulacje i polityka gospodarcza · 01/12/2009

Approval and Promulgation of Air Quality Implementation Plans; Utah; Redesignation Request and Maintenance Plan for Salt Lake County; Utah County; Ogden City PM10 Nonattainment Area

EPA is proposing to disapprove the State of Utah's requests under the Clean Air Act to redesignate the Salt Lake County, Utah County, and Ogden City PM 10 nonattainment areas to attainment, and to approve some and disapprove other associated State Implementation Plan (SIP) revisions. The Governor of Utah submitted the redesignation requests and associated SIP revisions on September 2, 2005. EPA is proposing to disapprove the redesignation requests because the areas do not meet all Clean Air Act requirements for redesignation. Regarding the SIP revisions, EPA is proposing to approve several definitions in Utah rule R307-101-2 ("Definitions") and portions of Utah rule R307-302 ("Davis, Salt Lake, Utah, Weber Counties: Residential Fireplaces and Stoves"). EPA is proposing to approve these SIP revisions because they meet Clean Air Act requirements. EPA is proposing to disapprove the maintenance plans for Salt Lake County, Utah County, and Ogden City, including the motor vehicle emissions budgets in those plans. EPA is also proposing to disapprove all other SIP revisions that the Governor submitted on September 2, 2005 that EPA is not proposing to approve, except that EPA is proposing t