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Clay Ceramics Manufacturing Area Sources: National Emission Standards for Hazardous Air Pollutants (NESHAP)

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Rule Summary

The Clay Ceramics Manufacturing area source category includes those facilities that process greater than 45 megagrams per year (Mg/yr) (50 tons per year (tpy)) wet clay to manufacture pressed floor tile, pressed wall tile, and other pressed tile; sanitaryware (toilets and sinks); dinnerware; or pottery. Clay ceramics are primarily composed of clay and shale, and may include many different additives, including silica, talc, and various high purity powders produced by chemical synthesis.  The key pollutants regulated under this rule are metallic hazardous air pollutants through the control of particulate matter as a surrogate.

Rule History

12/26/2007 – Final Rule

09/20/2007 – Proposed Rule

Additional Resources

Final Air Toxics Standards for Clay Ceramics Manufacturing, Glass Manufacturing, and Secondary Nonferrous Metals Processing Area Sources Fact Sheet

For additional documents related to this rule, view the documents in the docket folder.

Related Rules

Clay Ceramics Manufacturing: National Emission Standards for Hazardous Air Pollutants (NESHAP)


Clay Ceramics Manufacturing Industry Area Sources National Emission Standards for Hazardous Air Pollutants (NESHAP) Subpart RRRRRR Implementation Brochure