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8-hour Ozone
Clark and Floyd Counties 8-Hour Ozone Clean Air Act Section 110(l) Demonstration and State Implementation Plan Revisions Technical Addendum (November 19, 2010) [PDF] Clark and Floyd Counties 8-Hour Ozone Clean Air Act Section 110(l) Demonstration and State Implementation Plan Revisions Supplemental Information (April 23, 2010) [PDF] Clark and Floyd Counties 8-Hour Ozone Action Level Response Letter to U.S. EPA (February 2, 2009) [PDF] Clark and Floyd Counties 8-Hour Ozone Clean Air Act Section 110(l) Demonstration and State Implementation Plan Revisions Supplemental Information (November 25, 2008) [PDF] Clark and Floyd Counties 8-Hour Ozone Clean Air Act Section 110(l) Demonstration and State Implementation Plan Revisions Supplemental Information (August 18, 2008) [PDF] Clark and Floyd Counties 8-Hour Ozone Clean Air Act Section 110(l) Demonstration Technical Addendum (November 29, 2007) [PDF] Approval and Promulgation of Clark and Floyd Counties 8-Hour Implementation Plan effective July 19, 2007 [PDF] Clark and Floyd Counties 8-Hour Ozone Clean Air Act Section 110(l) Demonstration and State Implementation Plan Revisions (November 15, 2006) [PDF] Clark and Floyd Counties 8-Hour Ozone Clean Air Act Section 110(l) Demonstration and State Implementation Plan Revision for Clark and Floyd Counties (October 10, 2006) [PDF] Cover Letter to U.S. EPA (July 10, 2006) [PDF] Final Clark and Floyd Counties 8-Hour Ozone Redesignation Request and Maintenance Plan (July 10, 2006) [PDF]
Annual Fine Particles
