NESHAP for Ferroalloys Production Area Sources (40 CFR Part 63, Subpart YYYYYY) (Renewal)

The National Emission Standards for Hazardous Air Pollutants (NESHAP) for Ferroalloys Production Area Sources (40 CFR Part 63, Subpart YYYYYY) apply to existing and new ferroalloy production facilities that are an area source of hazardous air pollutant (HAP) emissions. In general, all NESHAP standards require initial notifications, performance tests, and periodic reports by the owners/operators of the affected facilities. They are also required to maintain records of the occurrence and duration of any startup, shutdown, or malfunction in the operation of an affected facility, or any period during which the monitoring system is inoperative. These notifications, reports, and records are essential in determining compliance, and are required of all affected facilities subject to NESHAP.

The latest form for NESHAP for Ferroalloys Production Area Sources (40 CFR Part 63, Subpart YYYYYY) (Renewal) expires 2021-09-30 and can be found here.