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Dallas-Fort Worth: Latest Ozone Planning Activities

Latest events and activities related to the Dallas-Fort Worth (DFW) area’s compliance with the National Ambient Air Quality Standards (NAAQS) for ground-level ozone.

Last updated: 12/11/2013

NewProposed Emissions Inventory (EI) SIP Revision for the 2008 Eight-Hour Ozone Standard for the Houston-Galveston-Brazoria (HGB) and Dallas-Fort Worth (DFW) Areas

On December 11, 2013, the commission approved proposal of a SIP revision to satisfy the Federal Clean Air Act, §172(c)(3) and §182(a)(1) EI reporting requirements for the HGB and DFW nonattainment areas under the 2008 eight-hour ozone standard. States are required to submit a comprehensive, accurate, and current inventory of emissions of ozone precursors (nitrogen oxides and volatile organic compounds) from all sources in nonattainment areas. This SIP revision is due to the EPA no later than July 20, 2014.

For additional information, please visit the Air Pollution from Ozone Web page.

Public Information Meeting: Eight-Hour Ozone Planning for the DFW Area 

The TCEQ held a public information meeting to provide information on the development of revisions to the state implementation plan (SIP) for the 2008 ozone NAAQS in the 10-county DFW nonattainment area on Thursday, September 5, 2013 at 10:00 a.m. at the North Central Texas Council of Governments (NCTCOG) offices. NCTCOG and United States Environmental Protection Agency representatives also provided updates on local and federal initiatives.

DFW Air Quality Update Presentation

State Implementation Plan Development Presentation

North Central Texas Oil & Gas Vehicle Inventory Study

EPA Presentations

DFW Attainment Demonstration and Reasonable Further Progress SIP Revisions Adopted December 7, 2011

On December 7, 2011, the commission adopted two revisions to the Texas SIP for the DFW nonattainment area for the 1997 eight-hour ozone standard: the DFW Attainment Demonstration SIP Revision for the 1997 Eight-Hour Ozone Standard (Project No. 2010-022-SIP-NR) and the DFW Reasonable Further Progress SIP Revision for the 1997 Eight-Hour Ozone Standard (Project No. 2010-023-SIP-NR). Concurrent with this SIP revision, the commission adopted revisions to 30 Texas Administrative Code, Chapter 115 into the Texas SIP.

For more information on these SIP revisions, including downloadable Portable Document Format (PDF) documents, please visit the SIP Revisions: DFW Attainment and Reasonable Further Progress Demonstrations for the 1997 Eight-Hour Ozone Standard Web page.