Air Toxics Notebook
Electric Utilities - Coal- & Oil-Fired -  Subpart UUUUU

Applicability: eCFR Subpart UUUUU [ecfr.gov]

This subpart applies to:
  • Owners and operators of coal-fired or oil-fired electric utility steam generating units (EGUs).
An EGU is:
  • A fossil fuel-fired combustion unit of more than 25 megawatts electric (MWe) that serves as a generator to produce electricity for sale, or
  • A fossil fuel-fired unit that cogenerates steam and electricity and supplies more than 1/3 of its potential electric output capacity and more than 25 MWe output to any utility power distribution system for sale.
Not subject to this subpart:
  • Stationary combustion turbines (not including integrated gasification combined cycle turbines) covered under NESHAP YYYY.
  • EGUs that are not coal- or oil-fired and combust natural gas for more than 10% average annual heat input for any 3 calendar years or for more than 15% annual heat input during any calendar year.
  • EGUs that can combust more than 25 MW of coal or oil and did not fire these fuels for more than 10% of the average annual heat input during any 3 calendar years or for more than 15% annual heat input during any calendar year.
  • Any electric steam generating unit combusting solid waste subject to sections 129 and 111 of the Clean Air Act.
Rules apply to small, area sources? No
Known Sources in NDEQ Jurisdiction:
Facility ID
Source Name
City
58027
Platte Generating
Grand Island
58048
Whelan #1
Hastings
58048
Whelan #2
Hastings
58343
OPPD - Nebraska City Station
Nebraska City
34385
NPPD - Gerald Gentleman Station
Sutherland

Date of Original Final Rule: 2/19/12
Amendments Dates: 07/17/2020 - Final Rule
05/22/2020 - Reconsideration and Risk & Technology Review
04/15/2020 - Final Rule
04/03/2020 - Proposed Rule
12/27/2018 - Proposed Rule
04/06/2017 - Final Rule
04/06/2016 - Final Rule; Technical Corrections
04/23/2013 - Final Rule
04/19/2012 - Final Corrections
State Regulations (Title 129): Title 129, Chapter 13, Section 002.90

Previously: Chapter 28, 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 Part 63.9980
Related Rules:

NSPS - 40 CFR Part 60

Subpart D, Da, Db, Dc - Fossil fuel-fired, electric utility, large and small industrial, commercial, and institutional steam generating units.

NESHAP - 40 CFR Part 63
Subpart DDDDD - Boilers & Process Heaters (major sources)
Subpart JJJJJJ - Boilers (area sources)
Regulations and Federal Registers: eCFR Subpart UUUUU [ecfr.gov]
(See attached file: 5U - Fed. Reg. 2020-05-22 - Reconsideration and Risk & Technology Review.pdf)
(See attached file: 5U - Fed. Reg. 2020-04-15 - Final Rule.pdf)(See attached file: 5U - Fed. Reg. 2020-04-03 - Proposed Rule.pdf)
(See attached file: 5U - Fed. Reg. 2019-02-07 - Proposed Rule.pdf)
(See attached file: 5U - Fed. Reg. 2017-04-06 - Final Rule; Electronic Reporting Requirements.pdf)

(See attached file: 5U - Fed. Reg. 2016-04-06 - Final Rule; Technical Corrections.pdf)

(See attached file: 5U - Fed. Reg. 2013-04-23 - Final Rule.pdf)

(See attached file: 5U - Fed. Reg. 2012-08-02 - Partial Stay - New Source Requirements.pdf)

(See attached file: 5U - Fed. Reg. 2012-04-19 - Final Corrections.pdf)

(See attached file: 5U - Fed. Reg. 2012-02-16 - Final Rule.pdf)

(See attached file: 5U - Fed. Reg. 2011-05-03 - Proposed Rule.pdf)

SizeFile Name
436 KB 5U - Fed. Reg. 2020-05-22 - Reconsideration and Risk & Technology Review.pdf
387 KB 5U - Fed. Reg. 2020-04-15 - Final Rule.pdf
927 KB 5U - Fed. Reg. 2020-04-03 - Proposed Rule.pdf
438 KB 5U - Fed. Reg. 2019-02-07 - Proposed Rule.pdf
288 KB 5U - Fed. Reg. 2017-04-06 - Final Rule; Electronic Reporting Requirements.pdf
722 KB 5U - Fed. Reg. 2016-04-06 - Final Rule; Technical Corrections.pdf
420 KB 5U - Fed. Reg. 2013-04-23 - Final Rule.pdf
211 KB 5U - Fed. Reg. 2012-08-02 - Partial Stay - New Source Requirements.pdf
289 KB 5U - Fed. Reg. 2012-04-19 - Final Corrections.pdf
1,312 KB 5U - Fed. Reg. 2012-02-16 - Final Rule.pdf
1,157 KB 5U - Fed. Reg. 2011-05-03 - Proposed Rule.pdf
Forms: NDEQ Notification Forms

(See attached file: 5U - NDEQ Initial Notification Form.pdf)(See attached file: 5U - NDEQ Initial Notification Form.docx)

Compliance Extension Request Form

SizeFile Name
98 KB 5U - NDEQ Initial Notification Form.pdf
37 KB 5U - NDEQ Initial Notification Form.docx
Important Dates: Source Classification
  • Existing Source = constructed or reconstructed on or before May 3, 2011
  • New Source = constructed or reconstructed after May 3, 2011
Initial Notification
  • Existing source = No later than Aug 14, 2012
  • New source
    • Startup before April 16, 2012 = Must notify by Aug 14, 2012
    • Startup on or after April 16, 2012 = Must notify within 15 days of startup
Compliance Dates
  • Existing source = Must comply by April 16, 2015
  • New source = Must comply by April 16, 2012 or upon startup, whichever is later
Notice of Intent to Test
  • 30 days prior to test
Compliance Status Notification
  • 60 days after test or initial compliance demonstration
Compliance Reports
  • Semiannual
  • January – June 30 reporting period = Due by July 31
  • July 1 – December 31 reporting period = Due by January 31
  • Can be submitted with Title V Certification of Compliance & Deviation Reports

FAQs, Fact Sheets, and Rule Summaries: EPA's Power Plant Site [epa.gov] - Proposal documents, presentations, and fact sheets
Presentations, Training and Articles:
Other Information and Resources: (See attached file: 5U - Fact Sheet - 2016-04-14.pdf)

(See attached file: 5U - Flexible Implementation Memo 12-27-2011.pdf)

SizeFile Name
122 KB 5U - Fact Sheet - 2016-04-14.pdf
144 KB 5U - Flexible Implementation Memo 12-27-2011.pdf
Notes: .
Page Last Updated: 12/16/22