An official website of the United States government.

This is not the current EPA website. To navigate to the current EPA website, please go to This website is historical material reflecting the EPA website as it existed on January 19, 2021. This website is no longer updated and links to external websites and some internal pages may not work. More information »

Aluminum, Copper, and Other Nonferrous Foundries: National Emission Standards for Hazardous Air Pollutants (NESHAP) for Area Sources

On this page:

Rule Summary

On June 15, 2009, the Environmental Protection Agency (EPA) finalized air toxics standards for smaller emitting aluminum foundries, copper foundries, and other nonferrous foundries. The final rule regulates emissions of a number of toxic air pollutants, such as beryllium, cadmium, chromium, lead, manganese, and nickel, which are known or suspected to cause cancer, other serious health problems and environmental damage.

Rule History

09/10/2009 - Final rule; technical correction.

06/25/2009 - Final rule

02/09/2009 - Proposed rule

Additional Resources

Fact Sheet

View the supporting documents in the docket folder to find additional related documents to the rules.