Regulation & law · 09/12/2022

EPA Seeks Public Input for Update of Integrated Science Assessment for Oxides of Nitrogen

The Environmental Protection Agency (EPA) is seeking information from the public to update its Integrated Science Assessment (ISA) for oxides of nitrogen, which will inform the review of the primary National Ambient Air Quality Standards (NAAQS) for nitrogen dioxide (NO2). The ISA will be developed by the EPA's Center for Public Health and Environmental Assessment (CPHEA) within the Office of Research and Development.