On August 8, 2018, the commission adopted a revision to the Texas SIP for the DFW nonattainment area for the 2008 eight-hour ozone standard and a voluntary Agreed Order with TXI Operations, LP. The DFW 2008 Eight-Hour Ozone Standard Nonattainment Area RACT Update SIP revision (Non-Rule Project No. 2017-001-SIP-NR) addresses 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.