National Emission Standards for Hazardous Air Pollutants: Nutritional Yeast Manufacturing Residual Risk and Technology Review

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This action finalizes the residual risk and technology review (RTR) conducted for the Manufacturing of Nutritional Yeast source category regulated under national emission standards for hazardous air pollutants (NESHAP). In addition, we are finalizing other amendments, including revisions to the form of the volatile organic compounds (VOC) standards for fermenters, removal of the option to monitor brew ethanol, inclusion of ongoing relative accuracy test audit (RATA), and revisions to other monitoring, reporting, and recordkeeping requirements.