| Applicability: |
eCFR Subpart XXX  [ecfr.gov]
This subpart applies to:
- Ferromanganese and silicomanganese production facilities that are, or are co-located at, Major Sources of HAPs*.
- Operation of affected sources as part of a ferromanganese and/or silicomanganese production facilities.
Affected sources:
- Electric arc furnaces;
- Casting operations;
- Metal oxygen refining (MOR) processes;
- Crushing and screening operations;
- Outdoor fugitive dust sources.
*Major Sources of HAPs emit or have the potential to emit:
- ≥ 10 tons/year of any single HAP; or
- ≥ 25 tons/year of total HAPs.
- Area Sources emit less than Major Sources.
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| Rules apply to small, area sources? |
No |
| Known Sources in NDEQ Jurisdiction: |
No
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| Date of Original Final Rule: |
5/20/99 |
| Amendments Dates: |
01/18/2017 - Final Rule
07/12/2016 - Proposed Rule
06/30/2015 - Final Rule
04/20/2006 - Amendments
06/23/2003 - Amendments
03/22/2001 - Amendments |
| State Regulations (Title 129): |
Title 129, Chapter 13, Section 002.55
Previously: Chapter 28, Section 001.47
Sources are also responsible for ensuring they are in compliance with current federal requirements found for this subpart in the CFR |
| Federal Regulations: |
40 CFR 63.1620 |
| Related Rules: |
Subpart Z – Ferroalloy Production Facilities
NESHAP - 40 CFR Part 63 Subpart YYYYYY - Ferroalloy Production (area sources) |
| Regulations and Federal Registers: |
eCFR Subpart XXX  [ecfr.gov]
(See attached file: 3X - Fed. Reg. 2017-01-18 - Final Rule.pdf)
(See attached file: 3X - Fed. Reg. 2016-07-12 - Proposed Rule.pdf)
(See attached file: 3X - Fed. Reg. 2015-06-30 - Final Rule.pdf)
(See attached file: 3X - Fed. Reg. 2006-04-20 - Final Rule; Amendments.pdf)
(See attached file: 3X - Fed. Reg. 2003-06-23 - Amendments.pdf)
(See attached file: 3X - Fed. Reg. 2001-03-22 - Direct Final Rule; amendments.pdf)
(See attached file: 3X - Fed. Reg. 1999-05-20 - Final Rule.pdf)
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| Forms: |
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| Important Dates: |
Source Classification
- Existing Sources = Commence construction or reconstruction on or before June 30, 2015.
- New Sources = Commence construction or reconstruction after June 30, 2015.
Compliance Dates
- For existing affected sources:
- Provisions §§63.1620 through 63.1629 by: June 30, 2017
- Provisions §§63.1650 through 63.1661 by: November 21, 2001 - June 30, 2017
- The provisions of §§63.1650 through 63.1661 remain enforceable at a source for its activities prior to June 30, 2017.
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| FAQs, Fact Sheets, and Rule Summaries: |
EPA's Subpart XXX Website  [epa.gov] - contains federal register notices and technical information
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| Presentations, Training and Articles: |
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| Other Information and Resources: |
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| Notes: |
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| Page Last Updated: |
12/16/22 |