ISIP Submittal for 2015 Revised Ozone National Ambient Air Quality Standard

Proposed Revision to Florida's Infrastructure State Implementation Plan (ISIP)

2015 Revised Ozone National Ambient Air Quality Standard (NAAQS)

The Florida Department of Environmental Protection submitted a proposed revision to Florida's Infrastructure State Implementation Plan (ISIP) under the Clean Air Act (CAA) to the United States Environmental Protection Agency. This proposed ozone ISIP amendment, dated September 18, 2018, confirms that Florida meets CAA Section 110(a)(2), requirements.

Important Documents

• EPA's Final Approval of Prongs 1 and 2, published Dec. 2, 2021 in the Federal Register, effective Jan. 3, 2022
• EPA's Supplemental Notice of Proposed Rulemaking, published July 19, 2021, in the Federal Register {Note: This supplement addresses CAA interstate transport requirements for the 2015 8-hour ozone NAAQS for four Southeastern States, including Florida.}
• EPA's Plan Approval, published April 6, 2020, in the Federal Register; effective May 6, 2020 {Note: This approval does not include approval of the interstate transport requirements of CAA section 110(a)(2)(D)(i)(I) related to attainment and maintenance of the NAAQS. EPA will consider these requirements for Florida for the 2015 8-hour ozone NAAQS separately.} 
• EPA's Proposed Plan Approval, for Prongs 1 and 2, published Dec. 30, 2019, in the Federal Register
• EPA's Proposed Plan Approval, except for Prongs 1 and 2, published Dec. 17, 2019, in the Federal Register
• Final ISIP Submittal Cover Letter, dated Sept. 18, 2018
• Final ISIP Submittal, dated Sept. 18, 2018
• Notice of Hearing, published Aug. 3, 2018, in the Florida Administrative Register
• Pre-Hearing ISIP Submittal Cover Letter to EPA, dated Aug. 3, 2018
• Pre-Hearing ISIP Submittal to EPA, dated Aug. 3, 2018