CASAC sets dates for ozone, NOx-SOx meetings

March 23, 2023
EPA has announced additional meetings for its Clean Air Scientific Advisory Committee (CASAC) panels on ozone standards and nitrogen oxides (NOx), sulfur oxides (SOx) and particulate matter (PM) limits to debate agency staff’s suggestion to retain existing ozone limits, as well as forthcoming advice on NOx, SOx and PM ‘secondary’ limits. The ozone special panel will meet May 23 and 24, alongside the chartered seven-member CASAC, to determine its position on EPA staff’s revised draft policy assessment (PA) document, according...

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