EPA proposed ozone standard Articles
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EPA Reviews National Ambient Air Quality Standards for Ozone, and Other Recent CAA Developments
EPA Reviews National Ambient Air Quality Standards For Ozone: On December 17, 2014, the U.S. Environmental Protection Agency (EPA) issued a proposed rule revising the air quality criteria for ozone (O3) and related photochemical oxidants and National Ambient Air Quality Standards (NAAQS) for O3. 79 Fed. Reg. 75234. EPA proposed to revise the primary standard to a level within the range of 0.065 ...
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U.S. EPA Propses Revisions to Ozone NAAQS
In May 2008, states, environmental groups, and industry groups filed petitions with the D.C. Circuit Court of Appeals (Court) for review of the 2008 ozone standards. In March 2009, the Court granted a U.S. EPA request to stay the litigation so that the Obama administration could review the standards and determine whether they should be reconsidered. On September 16, 2009, U.S. EPA announced that ...
By All4 Inc.
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EPA’S 2010 proposed ozone NAAQS, presented at EUEC 2010
Ozone NAAQS Overview Background –Why are revisions already being proposed to the March 2008 Ozone NAAQS? What are the proposed new ozone NAAQS? Expected Timeline Impacts Recent Ozone Standard Revisions Less than 2 years ago (March 12, 2008)EPA revised the 8-hour ozone standard Primary and secondary standard: 0.075 ppm Litigation Ensued American Lung Association v. ...
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CSAPR - The new transport rule
The core of the new Transport Rule was published in the Federal Register (76 FR 48208), approximately one year after the main rule proposal (75 FR 45210) (covered in the Fall 2010 Environmental Quarterly, Federal Transport Rule — the “New CAIR” Round 1). The new rule is known by two names. In press releases and on the EPA website, the rule is referred to as the Cross-State Air ...
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