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Sulfur Dioxide Designations

SO2 Designations State Designations Round 2

EPA Supplements Round 2 Area Designations

November 29, 2016 - After reviewing all available data and information, EPA supplemented the second round of area designations completed in June 2016 by finalizing four additional area designations in Texas.

Final Rule (PDF) - Federal Register - December 13, 2016

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Fact Sheet (PDF)(3 pp, 113 K)
List of Areas Designations in November 2016 (PDF)(1 pg, 68 K)
Response to Comments (PDF)(49 pp, 447 K)
Texas Technical Support Document Supplemental Round 2 Designations (PDF)(81 pp, 3 MB)