A final EPA Staff Paper on the review of the National Ambient Air Quality Standards (NAAQS) for ozone air pollution concludes that the current standard is not protective of public health and must be strengthened.  (more…)

EPA’s second draft Staff Paper on the review of the ozone air quality standard recommends that the current standard be retained or slightly strengthened.
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EPA staff scientists have recommended analysis of the risks assocated with 8-hour ozone standards ranging from the current standard of 0.08 ppm down to a much tighter level 0.06 ppm. The recommendations are contained in the first draff ozone Staff Paper released for public and peer review on November 15, 2005.
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Statement of Norman Edelman, MD
Executive Vice President and Chief Medical Officer of the American Lung Association on the release of the final EPA Staff Paper on the Review of the Air Quality Standards for Particulates
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EPA’s panel of independent science reviewers have endorsed adoption of more stringent annual average and daily standards for fine particles.

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An EPA “Staff Paper” concludes that the current air quality standards for particulate matter are not protective of public health and recommends tightening the standards for fine particles.

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Members of EPA’s Clean Air Science Advisory Committee (CASAC) made numerous suggestions to strengthen EPA’s proposed methodology for conducting a risk assessment on coarse particles (PM10-PM2.5) at a May 1, 2003 teleconference.

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Staff scientists at EPA are suggesting that the health standards for fine particles need to be strengthened because scientific studies show serious health effects, even death, can occur at levels below the current standards.
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EPA has published a draft risk assessment methodology for public comment.
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The Staff Paper asseses the policy implications of the scientific information in the Criteria Document.
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