Summary

EPA is taking final action to approve and conditionally approve revisions to the Antelope Valley Air Quality Management District (AVAQMD or “District”) portion of the California State Implementation Plan (SIP). These revisions concern the District's demonstration regarding Reasonably Available Control Technology (RACT) requirements for the 1997 8-hour ozone and the 2008 8-hour ozone National Ambient Air Quality Standards (NAAQS or “standards”) in the Antelope Valley ozone nonattainment area. The EPA is also taking final action to approve AVAQMD negative declarations into the SIP for the 1997 and the 2008 ozone standards.

We are approving local SIP revisions under the Clean Air Act (CAA or the Act).

Action

Final rule.

Dates

This rule will be effective on November 9, 2017.

Addresses

EPA has established a docket for this action under Docket ID No. EPA-R09-OAR-2016-0524. All documents in the docket are listed on the https://www.regulations.gov Web site. Although listed in the index, some information is not publicly available, e.g., Confidential Business Information or other information whose disclosure is restricted by statute. Certain other material, such as copyrighted material, is not placed on the Internet and will be publicly available only in hard copy form. Publicly available docket materials are available through https://www.regulations.gov, or please contact the person identified in the FOR FURTHER INFORMATION CONTACT section for additional availability information.

For Further Information Contact

Nancy Levin (levin.nancy@epa.gov), EPA Region IX, (415) 972-3848.