Executive Director’s Recommended DFW 2008 Eight-Hour Ozone Standard Nonattainment Area RACT Update SIP Revision

On April 4, 2018, the commission will consider approval of the Executive Director’s recommended revision to the State Implementation Plan (SIP) for the DFW nonattainment area for the 2008 eight-hour ozone standard and a voluntary Agreed Order with TXI Operations, LP. The proposed Dallas-Fort Worth (DFW) 2008 Eight-Hour Ozone Standard Nonattainment Area Reasonably Available Control Technology (RACT) Update SIP revision (Non-Rule Project No. 2017-001-SIP-NR) would address the United States Environmental Protection Agency’s final conditional approval of RACT for nitrogen oxides for the DFW 2008 eight-hour ozone standard nonattainment area through a voluntary Agreed Order No. 2017-1648-SIP (Non-Rule Project No. 2018-010-SIP-NR), with TXI Operations, LP.

For additional information, please visit the Dallas-Fort Worth: Ozone Latest Planning Activities webpage.

2008 8-hour Ozone NAAQS Implementation Rule and Rescission of the 1997 Ozone NAAQS -Signed 2/13/2015

http://www.epa.gov/air/ozonepollution/actions.html#impl

Implementing the 2008 8-hour Ozone National Ambient Air Quality Standards

SUMMARY Excerpt: The EPA is establishing a final rule for implementing the 2008 NAAQS that was promulgated on March 12, 2008. This final rule addresses a range of nonattainment area state implementation plan (SIP) requirements for the 2008 ozone NAAQS…and the timing of SIP submissions and of compliance with emission control measures in the SIP. Other issues also addressed in this final rule are the revocation of the 1997 ozone NAAQS and anti-backsliding requirements that apply when the 1997 ozone NAAQS are revoked.

2008 8-hour Ozone NAAQS Implementation Rule and Rescission of the 1997 Ozone NAAQS -Signed 2/13/2015

http://www.epa.gov/air/ozonepollution/actions.html#impl

Implementing the 2008 8-hour Ozone National Ambient Air Quality Standards

SUMMARY Excerpt: The EPA is establishing a final rule for implementing the 2008 NAAQS that was promulgated on March 12, 2008. This final rule addresses a range of nonattainment area state implementation plan (SIP) requirements for the 2008 ozone NAAQS…and the timing of SIP submissions and of compliance with emission control measures in the SIP. Other issues also addressed in this final rule are the revocation of the 1997 ozone NAAQS and anti-backsliding requirements that apply when the 1997 ozone NAAQS are revoked.