Volatile organic compounds

May 2012
- Monday 21
  - Implementation of the 2008 National Ambient Air Quality Standards for Ozone: Nonattainment Area Classifications Approach, Attainment Deadlines and Revocation of the 1997 Ozone Standards for Transportation Conformity Purposes
- Monday 14
  - Final Rule To Implement the 1997 8-Hour Ozone National Ambient Air Quality Standard: Classification of Areas That Were Initially Classified Under Subpart 1; Revision of the Anti-Backsliding Provisions To Address 1-Hour Contingency Measure Requirements; Deletion of Obsolete 1-Hour Ozone Standard Provision
April 2012
- Thursday 19
  - Change of Address for Region 4, State and Local Agencies; Technical Correction
March 2012
- Thursday 22
  - Approval and Promulgation of Implementation Plans and Operating Permits Program; Commonwealth of Puerto Rico; Administrative Changes
February 2012
December 2011
- Thursday 22
  - Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes; Illinois; Redesignation of the Illinois Portion of the St. Louis, MO-IL Area to Attainment for the 1997 8-Hour Ozone Standard
- Wednesday 14
  - Approval and Promulgation of Implementation Plans; State of Missouri
November 2011
- Wednesday 30
  - Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning; Louisiana; Baton Rouge Area: Redesignation to Attainment for the 1997 8-Hour Ozone Standard
August 2011
March 2011
- Wednesday 30
  - Prevention of Significant Deterioration (PSD) and Nonattainment New Source Review (NSR): Reconsideration of Inclusion of Fugitive Emissions; Interim Rule; Stay and Revisions
- Tuesday 08
  - Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes; Tennessee; Redesignation of the Knoxville 1997 8-Hour Ozone Nonattainment Area to Attainment for the 1997 8-Hour Ozone Standards
January 2011
- Monday 24
  - Approval and Promulgation of Implementation Plan and Operating Permits Program; State of Missouri
December 2010
- Wednesday 22
  - Reasonable Further Progress Requirements for the 1997 8-Hour Ozone National Ambient Air Quality Standard
October 2010
- Wednesday 20
  - 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
- Thursday 07
  - Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes; Tennessee; Redesignation of the Knoxville 8-Hour Ozone Nonattainment Area to Attainment for Ozone
September 2010
August 2010
July 2010

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