Air Quality
Air Toxics
All documents presented below are in pdf format.
Reporting Forms
Important Links
Iron and Steel Foundries - Subpart ZZZZZ
- Final Regulation (This is the final Federal regulation)
- Iron and Steel Foundries EPA Brochure (This is an informative brochure compiled by the EPA)
- National Vehicle Mercury Switch Recovery Program (NVMSRP) (This is a link to the mercury switch removal program discussed in the regulation and accepted by the EPA
- South Carolina Switch Program
- Notification of Size Classification (This is an example notification compiled by the EPA)
- Notification of Compliance Status for Metal Scrap and Binder Formulation (This is an example notification compiled by the EPA)
For more information please contact the Bureau of Air Quality at (803) 898-4123 or by email.




