Applicability: |
eCFR Subpart HH [ecfr.gov]
This subpart applies to:
- Major and Area Sources of HAPs* that:
- Process, upgrade, or store hydrocarbon liquids; or
- Process, upgrade, or store natural gas prior to the point at which it enters the natural gas transmission and storage source category or is delivered to a final end user.
Affected sources:
- At Major Sources:
- Glycol dehydration units;
- Storage vessels with the potential for flash emissions;
- All ancillary equipment (except compressors), located at natural gas processing plants, intended to operate in volatile HAP service;
- Compressors, located at natural gas processing plants, intended to operate in volatile HAP service.
- At Area Sources:
- Triethylene glycol (TEG) dehydration units.
*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.
Partial Exemptions**:
- Facilities that exclusively process, store, or transfer black oil;
- Major Source facilities with actual annual average natural gas and hydrocarbon throughputs of less than 18,400 standard m3/day and 39,700 liters/day, respectively, prior to the point of custody transfer.
**Certain rule requirements may still apply. Please see full rule text for details. |
Rules apply to small, area sources? |
Yes |
Known Sources in NDEQ Jurisdiction: |
No
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Date of Original Final Rule: |
6/17/99 |
Amendments Dates: |
08/16/2012 - Final Rule
01/03/2007 - Final Rule
06/29/2001 - Technical Corrections |
State Regulations (Title 129): |
As of September 28, 2022: Title 129, Chapter 13, 002.22
Previously: Chapter 28, Section 001.30.
Sources are also responsible for ensuring they are in compliance with current federal requirements found for this subpart in the CFR.
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Federal Regulations: |
40 CFR 63.760 |
Related Rules: |
Subpart Ka or Kb - Petroleum Liquid Storage
Subpart XX – Bulk Gasoline Terminals (loading racks)
Subpart KKK – Onshore Natural Gas Processing Plants (equipment leaks)
Subpart LLL – Onshore Natural Gas Processing
NESHAP - 40 CFR Part 63 Subpart HHH - Natural Gas Transmission & Storage |
Regulations and Federal Registers: |
eCFR Subpart HH [ecfr.gov]
(See attached file: 2H - Fed. Reg. 2012-08-16 - Final Rule.pdf)
(See attached file: 2H - Fed. Reg. 2007-01-03 - Final Rule.pdf)
(See attached file: 2H - Fed. Reg. 2001-06-29 - Final Rule.pdf)
(See attached file: 2H - Fed. Reg. 1999-06-17 - Final Rule.pdf)
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Forms: |
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Important Dates: |
(See attached file: 2H - Important Dates.pdf)- Current as of June 7, 2013
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FAQs, Fact Sheets, and Rule Summaries: |
Texas CEQ - Rule Flowchart [tceq.texas.gov]
EPA's Subpart HH Website [epa.gov] - contains federal register notices, technical information, and implementation tools.
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Presentations, Training and Articles: |
(See attached file: Oil & Gas - Trinity Consultants Webinar_071212.pdf)
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Other Information and Resources: |
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Notes: |
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Page Last Updated: |
12/2/22 |