NSPS Notebook
Crude Oil and Natural Gas Production, Transmission, and Distribution -  Subpart OOOO

Applicability: eCFR Subpart OOOO [ecfr.gov]

This subpart applies to:
  1. Owners or operators of onshore affected facilities that commence construction, modification, or reconstruction after Aug 23, 2011, and on or before September 18, 2015.

Affected facilities:
  1. Gas wellheads
  2. Centrifugal compressors
  3. Reciprocating compressors
  4. Pneumatic controllers
  5. Storage vessels
  6. The group of all equipment within a process unit*, except compressors.
  7. Sweetening units

Hydraulic fracturing and refracturing operations are included in this subpart.

The compliance date for this rule is Oct 15, 2012, or upon startup, whichever is later.

*"Process unit" means components assembled for the extraction of natural gas liquids from field gas, the fractionation of the liquids into natural gas products, or other operations associated with the processing of natural gas products.
Known Sources in NDEE Jurisdiction:
Date of Original Final Rule: 8/16/12
Amendments Dates: 02/23/2018 - Amendments
06/16/2017 - Proposed Stay
06/03/2016 - Final Rule
09/18/2015 - Proposed Rule
08/16/2012 - Final Rule
State Regulations: Title 129, Chapter 12, Section 001.85

Previously: Chapter 18, Section 001.89.

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 60.5360
Related Rules:

NSPS - 40 CFR Part 60

Subparts VV and VVa - VOC equipment leaks
Subparts GGG and GGGa - Equipment Leaks at Refineries
Subpart KKK - VOC - leaks at onshore natural gas processing plant
Subpart LLL - SO2 emissions from Onshore Natural Gas Processing Plants

NESHAP - 40 CFR Part 63
Subpart HH - Oil and natural gas production
Subpart HHH - Natural gas transmissions and storage facilities
Regulations and Federal Registers: eCFR Subpart OOOO [ecfr.gov]

(See attached file: 4O - Fed. Reg. 2017-06-16 - Two Year Stay of Certain Requirements.pdf)

(See attached file: 4O - Fed. Reg. - 2017-06-16-Three Month Stay of Certain Requirements.pdf)

(See attached file: 4O - EPA Letter - 2017-04-18 - Reconsideration of Rule.pdf)

(See attached file: 4O - Fed. Reg. 2016-06-03 - Final Rule.pdf)

(See attached file: 4O - Fed. Reg. 2012-08-16 - Final rule.pdf)

(See attached file: 3K-3L-4O - Fed. Reg. 2011-08-23 - Proposed Rule.pdf)
SizeFile Name
284 KB 4O - Fed. Reg. 2017-06-16 - Two Year Stay of Certain Requirements.pdf
238 KB 4O - Fed. Reg. - 2017-06-16-Three Month Stay of Certain Requirements.pdf
395 KB 4O - EPA Letter - 2017-04-18 - Reconsideration of Rule.pdf
1,133 KB 4O - Fed. Reg. 2016-06-03 - Final Rule.pdf
1,046 KB 4O - Fed. Reg. 2012-08-16 - Final rule.pdf
772 KB 3K-3L-4O - Fed. Reg. 2011-08-23 - Proposed Rule.pdf
FAQs, Fact Sheets, and Rule Summaries: EPA's Oil & Natural Gas Website [epa.gov] - contains rule summaries and regulatory information.

(See attached file: 4O - EPA Fact Sheet - 2018-02-23 - Amendments.pdf)

(See attached file: 4O - EPA Fact Sheet - 2017-11-01 - Notice of Data Availabilty for Proposed Stays.pdf)

(See attached file: 4O - EPA Fact Sheet - 2017-06-16 - Proposed Stay of Certain Requirements in the 2016 NSPS.pdf)

(See attached file: 4O - EPA Letter - 2017-04-18 - Reconsideration of Rule.pdf)


SizeFile Name
637 KB 4O - EPA Fact Sheet - 2018-02-23 - Amendments.pdf
556 KB 4O - EPA Fact Sheet - 2017-11-01 - Notice of Data Availabilty for Proposed Stays.pdf
111 KB 4O - EPA Fact Sheet - 2017-06-16 - Proposed Stay of Certain Requirements in the 2016 NSPS.pdf
395 KB 4O - EPA Letter - 2017-04-18 - Reconsideration of Rule.pdf
Other Information and Resources:
Notes:
Page Last Updated: 12/21/22