40 CFR Part 424
FERROALLOY MANUFACTURING POINT SOURCE CATEGORY
June 9, 2020
Subpart
A
Open Electric Furnaces With Wet Air Pollution Control Devices Subcategory
Subpart
B
Covered Electric Furnaces and Other Smelting Operations With Wet Air Pollution Control Devices Subcategory
Subpart
C
Slag Processing Subcategory
Subpart
D
Covered Calcium Carbide Furnaces With Wet Air Pollution Control Devices Subcategory
Subpart
E
Other Calcium Carbide Furnaces Subcategory
Subpart
F
Electrolytic Manganese Products Subcategory
Subpart
G
Electrolytic Chromium Subcategory