NESHAP for Clay Ceramics Manufacturing (40 CFR part 63, subpart KKKKK) (Renewal)

The U.S. Environmental Protection Agency (EPA) is required under section 112(d) of the Clean Air Act (CAA), as amended, to establish emission standards for each category or subcategory of major and area sources of HAP listed for regulation in section 112(b). Consequently, the EPA is proposing national emission standards for hazardous air pollutants (NESHAP) for clay ceramics manufacturing. The EPA is proposing that all major sources in this category meet maximum achievable control technology (MACT) standards for mercury, non-mercury metal hazardous air pollutants (HAP) (or particulate matter surrogate), and dioxins/furans; health-based standards for acid gas HAP; and work practice standards, where applicable. Potential respondents are owners or operators of clay ceramics manufacturing facilities. The information collected from respondents will be used by the EPA enforcement personnel to: (1) identify new, modified, reconstructed, and existing sources subject to the standards;

The latest form for NESHAP for Clay Ceramics Manufacturing (40 CFR part 63, subpart KKKKK) (Renewal) expires 2026-06-30 and can be found here.