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Regulatory Requirements › Public Comment › Air Pollution

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Exceptional Events Part of North Carolina Particulate Air Quality Attainment Designation

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Effective May 2024, EPA tightened the annual health-based National Ambient Air Quality  Standard (NAAQS) for fine particulate matter (PM2.5) from 12.0 µg/m3 to 9.0 µg/m3. This change was made after a review of the available...more

Mitchell, Williams, Selig, Gates & Woodyard,...

Arkansas Regional Haze State Implementation Plan Revision: Arkansas Department of Environmental Quality Notice of Data...

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The Arkansas Department of Environmental Quality (“ADEQ”) recently announced three items in regards to its previously proposed (October 31st) revision to the Arkansas Regional Haze State Implementation Plan (“SIP”)...more

Mitchell, Williams, Selig, Gates & Woodyard,...

Regional Haze: Arkansas Department of Environmental Quality Proposed State Implementation Plan Revision

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The Arkansas Department of Environmental Quality (“ADEQ”) announced on October 31st proposed revisions to the State’s Regional Haze State Implementation Plan (“SIP”)....more

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