WHAT IS SECTION 112(k)?
Under sections 112(c)(3) and 112(k) of the Clean Air Act as amended in 1990, the Environmental Protection Agency (EPA) is required to identify categories and subcategories of sources of hazardous air pollutants (HAPs) in urban areas that pose a threat to human health. Specifically, the EPA must identify sources of at least 30 HAPs that present the greatest threat to urban populations, and assure that sources that account for 90 percent or more of the aggregate emissions are subject to regulation. In addition, a national strategy must be developed to reduce cancer incidence attributable to these pollutants by at least 75 percent. Specific provisions of sections 112(c)(3) and 112(k) include: Section 112(c)(3): …The Administrator shall, not later than November 15, 1995, and pursuant to subsection (k)(3)(B) of this section, list, based on actual or estimated aggregate emissions of a listed pollutant or pollutants, sufficient categories or subcategories of area sources to ensure that area
