Citation

75 FR 64675

Canonical document for this Federal Register citation.

Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes; Texas; Beaumont/Port Arthur Ozone Nonattainment Area: Redesignation to Attainment for the 1997 8-Hour Ozone Standard and Determination of Attainment for the 1-Hour Ozone Standard; Clarification of EPA's Approval of the El Paso Section 110(a)(1) Maintenance Plan for the 1997 8-Hour Ozone Standard Wednesday, October 20, 2010 75 FR 64675