EPA requires “basically” that the following companies obtain an air permit:
- Major Source- actual or potential emissions that meet or exceed the major source threshold for their location or for any “air pollutant” of 100 tons/year (lower thresholds apply in non-attainment areas) or “hazardous air pollutants” (HAP) of 10 tons/year for a single HAP or 25 tons/year for any combination of HAP.
- Any Source with a Major Source Permit under PSD or NSR
- “Affected Sources” under Acid Rain Rules -- Regardless of Size
- Solid Waste Incineration Units under Section 129 -- Regardless of Size
o Municipal waste combustors (large and small)
o Hospital/medical/infectious waste incinerators
o Commercial and industrial solid waste incinerators
o Other solid waste incinerators
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Non-major Sources subject to NESHAP (MACT or GACT) Standards
o Hazardous waste combusters
o Portland cement manufacturers
o Mercury cell chlor-alkali plants
o Secondary lead smelters
o Carbon black production
o Chemical manufacturing: chromium compounds
o Primary copper smelting
o Secondary copper smelting
o Nonferrous metals area sources: zinc, cadmium, & beryllium
o Glass Manufacturing
o Electric Arc Furnace (EAF) Steelmaking Facilities
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Non-major Sources subject to MACT & NSPS Standards
o Municipal solid waste landfills (design capacity = 2.5 million mega-grams and 2.5 million m3)
o Any Source in a Source Category Designated by EPA
Note: Do not rely on this information for determining if your facility is required to obtain an air permit. Instead rely on the applicable regulations as published in 40 Code of Federal Regulations (see Laws and Regulations) or Contact us.
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