40 CFR Appendix Table 1 to Subpart NNNNNN of Part 63, HAP Emissions Sources

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Table 1 to Subpart NNNNNN of Part 63 - HAP Emissions Sources
Process Emissions sources
1. Sodium chromate production a. Ball mill used to grind chromite ore.
b. Dryer used to dry chromite ore.
c. Rotary kiln used to roast chromite ore to produce sodium chromate.
d. Secondary rotary kiln used to recycle and refine residues containing chromium compounds.
e. Residue dryer system.
f. Quench tanks.
2. Sodium dichromate production a. Stack on the electrolytic cell system used to produce sodium dichromate.
b. Sodium dichromate crystallization unit.
c. Sodium dichromate drying unit.
3. Chromic acid production a. Electrolytic cell system used to produce chromic acid.
b. Melter used to produce chromic acid.
c. Chromic acid crystallization unit.
d. Chromic acid dryer.
4. Chromic oxide production a. Primary rotary roasting kiln used to produce chromic oxide.
b. Chromic oxide filter.
c. Chromic oxide dryer.
d. Chromic oxide grinding unit.
e. Chromic oxide storage vessel.
f. Secondary rotary roasting kiln.
g. Quench tanks.
5. Chromium hydrate production a. Furnace used to produce chromium hydrate.
b. Chromium hydrate grinding unit.

As required in § 63.11411(a), you must comply with the requirements of the General Provisions ( 40 CFR part 63, subpart A) as shown in the following table.

This is a list of United States Code sections, Statutes at Large, Public Laws, and Presidential Documents, which provide rulemaking authority for this CFR Part.

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United States Code

Title 40 published on 2015-08-22

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 40 CFR Part 63 after this date.

  • 2017-01-18; vol. 82 # 11 - Wednesday, January 18, 2017
    1. 82 FR 5401 - National Emission Standards for Hazardous Air Pollutants: Ferroalloys Production
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Final rule; notice of final action on reconsideration.
      This final action is effective on January 18, 2017. The incorporation by reference of certain publications listed in the rule is approved by the Director of the Federal Register as of January 18, 2017.
      40 CFR Part 63

Title 40 published on 2015-08-22.

The following are only the Rules published in the Federal Register after the published date of Title 40.

For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.

  • 2017-01-18; vol. 82 # 11 - Wednesday, January 18, 2017
    1. 82 FR 5401 - National Emission Standards for Hazardous Air Pollutants: Ferroalloys Production
      GPO FDSys: XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Final rule; notice of final action on reconsideration.
      This final action is effective on January 18, 2017. The incorporation by reference of certain publications listed in the rule is approved by the Director of the Federal Register as of January 18, 2017.
      40 CFR Part 63