🌫️EPA Designates New Air Monitoring Methods for Ambient Air Quality
Notice is hereby given that the Environmental Protection Agency (EPA) has designated one new equivalent method for measuring SO<INF>2</INF>, one new reference method for measuring NO<INF>2</INF>, one new equivalent method for measuring concentrations of PM<INF>2.5</INF>, and one new equivalent method for measuring PM<INF>10-2.5</INF> in ambient air.
Learn More🌍Extended Comment Period for Emission Standards in Polyether Polyols
On December 27, 2024, the U.S. Environmental Protection Agency (EPA) proposed a rule titled "Review of National Emission Standards for Hazardous Air Pollutants for Polyether Polyols Production Industry." The EPA is extending the comment period on this proposed rule, which was scheduled to close on February 25, 2025. The comment period will now remain open until March 18, 2025, to allow additional time for stakeholders to review and comment on the proposal.
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