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Proposed Risk and Technology Review Amendments to Air Toxics Standards for Primary Magnesium Refining

January 8, 2021 — The U.S. Environmental Protection Agency (EPA) has proposed amendments to the 2003 National Emission Standards for Hazardous Air Pollutants (NESHAP) for Primary Magnesium Refining. Following a residual risk and technology review (RTR) conducted under the Clean Air Act (CAA), EPA is proposing several changes to the rule.

A summary fact sheet for the proposed rule, along with proposed regulation edits, are available below. You can access the proposal and submit comments on the Federal Register website here.

  • Fact Sheet - Proposed Amendments to Air Toxics Standards for Primary Magnesium Refining (pdf) (234.87 KB, 01/04/2021)
  • Proposed Regulation Edits for Primary Magnesium Refining (pdf) (607.3 KB)

Stationary Sources of Air Pollution

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Last updated on January 7, 2025
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