AQ_F_1800538_20150915_PRMT_Permit

NCDENR
North Carolina Department of Environment and Natural Resources
Pat McCrory Donald R. van der Vaart
Governor Secretary
September 15, 2015
Mr. Steve Allen
Manager,NCMPAI Operations
NC Municipal Power Agency No. 1 - Maiden Community Ctr Unit
PO Box 2819
Huntersville,NC 28070-2819
Subject: Air Permit No. 09623R02
NC Municipal Power Agency No. 1 - Maiden Community Ctr Unit
Maiden, Catawba County,North Carolina
Permit Class: Prohibitory Small
Facility ID# 1800538
Dear Mr. Allen:
In accordance with your completed application received August 25, 2015, we are forwarding
herewith Permit No. 09623R02 to NC Municipal Power Agency No. 1 -Maiden Community Ctr
Unit, Maiden, Catawba County,North Carolina for the construction and operation of air emissions
sources or air cleaning devices and appurtenances. Additionally,any emissions activities
determined from your air permit application as meeting the exemption requirements contained in
15A NCAC 2Q .0102 have been listed for information purposes as an"ATTACHMENT" to the
enclosed air permit. Please note the records retention requirements are contained in General
Condition 2 of the General Conditions and Limitations.
If any parts,requirements, or limitations contained in this permit are unacceptable to you,
you have the right to request a formal adjudicatory hearing within 30 days following receipt of this
permit, identifying the specific issues to be contested. Such a request will stay the effectiveness of
the entire permit. This hearing request must be in the form of a written petition, conforming to G.S.
150B-23 of the North Carolina General Statutes, and filed with the Office of Administrative
Hearings, 6714 Mail Service Center, Raleigh,NC 27699-6714. The form for requesting a formal
adjudicatory hearing may be obtained upon request from the Office of Administrative Hearings.
Unless a request for a hearing is made pursuant to G.S. 150B-23,this air permit shall be final and
binding.
You may request modification of your air permit through informal means pursuant to G.S.
15013-22. This request must be submitted in writing to the Director and must identify the specific
provisions or issues for which the modification is sought. Please note that the permit will become
Mooresville Regional Office-Division of Air Quality
610 East Center Avenue,Suite 301,Mooresville,North Carolina 28115
Phone:[phone]/FAX:[phone]
Internet:www.ncdenr.gov
An Equal Opportunity 1 Affirmative Action Employer-Made in part by recycled paper

Steve Allen
September 15, 2015
Page 2
final and binding regardless of a request for informal modification unless a request for a hearing is
also made under G.S. 150B-23.
Unless exempted by a condition of this permit or the regulations, construction of new
air pollution sources or air cleaning devices, or modifications to the sources or air cleaning
devices described in this permit must be covered under a permit.issued by the Division of Air
Quality prior to construction. Failure to do so is a violation of G.S. 143-215.108 and may
subject the Permittee to civil or criminal penalties as described in G.S. 143-215.114A and 143-
215.114B.
This permit shall be effective from September 15, 2015 until August 31,2023, is
nontransferable to future owners and operators, and shall be subject to the conditions and limitations
as specified therein.
Changes have been made to the permit stipulations. The Permittee is responsible for
carefully reading the entire permit and evaluating the requirements of each permit
stipulation. The Permittee shall comply with all terms, conditions, requirements, limitations
and restrictions set forth in this permit. Noncompliance with any permit condition is grounds
for enforcement action, for permit termination, revocation and reissuance, or modification, or
for denial of a permit renewal application. Should you have any questions concerning this matter,
please contact Bob Caudle at 704-663-1699.
Sincerely,
Ronald E. Slack, Regional Supervisor
Division of Air Quality,NCDENR
JRC
Enclosures
c: Mooresville Regional Office
G:\AQ\SHARED\WPDATA\COUNTIES\CATAWBA\00538\RO2-PERMIT.DOCX

NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION
DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES
DIVISION OF AIR QUALITY
AIR PERMIT NO. 09623R02
Issue Date: September 15, 2015 Effective Date: September 15, 2015,
Expiration Date: August 31, 2023 Replaces Permit: 09623ROI
To construct and operate air emission source(s) and/or air cleaning device(s), and for the
discharge of the associated air contaminants into the atmosphere in accordance with the provisions
of Article 21 B of Chapter 143, General Statutes of North Carolina(NCGS) as amended, and other
applicable Laws, Rules and Regulations,
NC Municipal Power Agency No. 1 - Maiden Community Ctr Unit
217 East Klutz Street
Maiden, Catawba County,North Carolina
Permit Class: Prohibitory Small
Facility ID# 1800538
(the Permittee) is hereby authorized to construct and operate the air emissions sources and/or air
cleaning devices and appurtenances described below:
Emission Emission Source Control Control System
Source ID Description System ID Description
ES (NESHAP) No.2 fuel oil-fired peak CD-1 I diesel oxidation catalyst(4.4;
shaving generator(1825 ;, cubic feet of catalyst)
kilowatts and 2593 brake -
horsepower maximum
capacity) .... .__.... .. ?.... ....
in accordance with the completed application 1800538.15A received August 25, 2015 including any
plans, specifications,previous applications, and other supporting data, all of which are filed with the
Department of Environment and Natural Resources, Division of Air Quality(DAQ) and are
incorporated as part of this permit.
This permit is subject to the following specified conditions and limitations including any
TESTING, REPORTING, OR MONITORING REQUIREMENTS:
A. SPECIFIC CONDITIONS AND LIMITATIONS
1. Any air emission sources or control devices authorized to construct and operate above must
be operated and maintained in accordance with the provisions contained herein. The

Permit No. 09623R02
Page 2
Permittee shall comply with applicable Environmental Management Commission
Regulations,including Title 15A North Carolina Administrative Code (NCAC), Subchapter
2D .0202, 2D .0516, 2D .0521, 2D .0535, 2D .0540, 2D .1111 (40 CFR 63, Subpart ZZZZ)
and 2Q .0808.
2. PERMIT RENEWAL AND EMISSION INVENTORY REQUIREMENT - The Permittee,
at least 90 days prior to the expiration date of this permit, shall request permit renewal by
letter in accordance with 15A NCAC 2Q .0304(d) and(f). Pursuant to 15A NCAC 2Q.
.0203(i),no permit application fee is required for renewal of an existing air permit(without
a modification request). The renewal request(with AA application form) should be
submitted to the Regional Supervisor,DAQ. Also, at least 90 days prior to the expiration
date of this permit,the Permittee shall submit the air pollution emission inventory report
(with Certification Sheet) in accordance with 15A NCAC 2D .0202,pursuant to N.C.
General Statute 143 215.65. The report shall be submitted to the Regional Supervisor, DAQ
and shall document air pollutants emitted for the 2022 calendar year.
3. SULFUR DIOXIDE CONTROL REQUIREMENT -As required by 15A NCAC 2D .0516
"Sulfur Dioxide Emissions from.Combustion Sources," sulfur dioxide emissions from the
combustion sources shall not exceed 2.3 pounds per million Btu heat input.
4. VISIBLE EMISSIONS CONTROL REQUIREMENT -As required by 15A NCAC 2D
.0521 "Control of Visible Emissions," visible emissions from the emission sources,
manufactured after July 1, 1971, shall not be more than 20 percent opacity when averaged
over a six-minute period, except that six-minute periods averaging not more than 87 percent
opacity may occur not more than once in any hour nor more than four times in any 24-hour
period. However, sources which must comply with 15A NCAC 2D .0524 "New Source
Performance Standards" or .1110 "National Emission Standards for Hazardous Air
Pollutants" must comply with applicable visible emissions requirements contained therein.
5. NOTIFICATION REQUIREMENT As required by 15A NCAC 2D .0535,the Permittee of
a source of excess emissions that last for more than four hours and that results from a
malfunction, a breakdown of process or control equipment or any other abnormal
conditions, shall:
a. Notify the Director or his designee of any such occurrence by 9:00 a.m. Eastern time
of the Division's next business day of becoming aware of the occurrence and
describe:
i. the name and location of the facility,
ii. the nature and cause of the malfunction or breakdown,
iii. the time when the malfunction or breakdown is first observed,
iv. the expected duration, and
V. an estimated rate of emissions.

Permit No. 09623R02
Page 3
b. Notify the Director or his designee immediately when the corrective measures have
been accomplished.
This reporting requirement does not allow the operation of the facility in excess of
Environmental Management Commission Regulations.
6. FUGITIVE DUST CONTROL REQUIREMENT - As required by 15A NCAC 2D .0540
"Particulates from Fugitive Dust Emission Sources," the Permittee shall not cause or allow
fugitive dust emissions to cause or contribute to substantive complaints or excess visible
emissions beyond the property boundary. If substantive complaints or excessive fugitive
dust emissions from the facility are observed beyond the property boundaries for six minutes
in any one hour(using Reference Method 22 in 40 CFR,Appendix A),the owner or
operator may be required to submit a fugitive dust plan as described in 2D .0540(f).
"Fugitive dust emissions" means particulate matter that does not pass through a process
stack or vent and that is generated within plant property boundaries from activities such as:
unloading and loading areas,process areas stockpiles, stock pile working,plant parking lots,
and plant roads (including access roads and haul roads).
7. 15A NCAC 2D .1111 "MAXIMUM ACHIEVABLE CONTROL TECHNOLOGY"- For the
No. 2 fuel oil-fired peak shaving generator(1825 kilowatts and 2593 brake horsepower
maximum capacity) (ID No. ES1), classified as new stationary RICE located at an area
source of HAP emissions,the Permittee shall comply with all applicable provisions,
including the notification,testing,reporting, recordkeeping,and monitoring requirements
contained in Environmental Management Commission Standard 15A NCAC 2D .1111, as
promulgated in 40 CFR 63, Subpart ZZZZ - "National Emissions Standards for Hazardous
Air Pollutants for Stationary Reciprocating Internal Combustion Engines," including
Subpart A "General Provisions."
a. In accordance with 40 CFR §63.6590(c)(1),this source(s) shall meet the
requirements of 40 CFR 63 Subpart ZZZZ and Subpart A by meeting the
requirements of 40 CFR 60 Subpart IIII for compression ignition engines or 40 CFR
60 Subpart JJJJ for spark ignition engines.No further requirements apply for such
engines under 40 CFR 63 Subpart ZZZZ or Subpart A.
8. EXCLUSIONARY RULE - Pursuant to 15A NCAC 2Q .0808 "Peak Shaving Generators,"
potential emissions shall be determined using actual total energy production.
a. As required by 15A NCAC 2Q .0808,the facility potential emissions (defined as
actual emissions) shall be less than the following:
i. 100 tons per year each of volatile organic compounds (VOC), sulfur dioxide,
nitrogen oxides, carbon monoxide, and PM 10;
ii. 10 tons per year of each hazardous air pollutant(HAP); and

Permit No. 09623R02
Page 4
iii. 25 tons per year of all HAPs combined.
b. To ensure enforceability of this limit, the following restrictions shall apply:
i. The facility-wide actual total energy production shall be less than 6,500,000
kilowatt hours per consecutive 12-month period.
c. Recordkeeping Requirement - The Permittee shall record monthly the following:
i. The actual hours of operation of all peak shaving generators located at the
facility;
ii. The actual total amount of energy production of all peak shaving generators
located at the facility; and
iii. All records shall be kept on-site and made available to DAQ personnel upon
request. All records shall be retained for a period of three years.
d. Annual Reporting Requirement- Pursuant to the requirements of 15A NCAC 2Q
.0808,regardless of the actual emissions,the Permittee shall submit to the Regional
Supervisor, DAQ, by March 1 of each year, a report containing the following:
i. The name and location of the facility;
ii. The number and size of all peak shaving generators located at the facility;
iii. The total number of hours of operation(per calendar year) of all peak shaving
generators located at the facility;
iv. The actual total amount of energy production(per calendar year) of all peak
shaving generators located at the facility; and
V. The signature of the appropriate official certifying the truth and accuracy of
the report.
e. Self-Reporting Requirement- Pursuant to the requirements of 15A NCAC 2Q .0808,
the Permittee shall submit to the Regional Supervisor, DAQ, written notice of any
exceedance of a requirement listed in(b) above within one week of its occurrence.
B. GENERAL CONDITIONS AND LIMITATIONS
1. In accordance with G.S. 143-215.108(c)(1), TWO COPIES OF ALL DOCUMENTS
REPORTS, TEST DATA, MONITORING DATA,NOTIFICATIONS, REQUESTS FOR
RENEWAL, AND ANY OTHER INFORMATION REQUIRED BY THIS PERMIT shall
be submitted to the:
Regional Supervisor
North Carolina Division of Air Quality
Mooresville Regional Office

Permit No. 09623R02
Page 5
610 East Center Avenue, Suite 301
Mooresville,NC 28115
704-663-1699
For identification purposes, each submittal'should include the facility name as listed on the
permit, the facility identification number, and the permit number.
2. RECORDS RETENTION REQUIREMENT - In accordance with 15A NCAC 2D .0605,
any records required by the conditions of this permit shall be kept on site and made available
to DAQ personnel for inspection upon request. These records shall be maintained in a form
suitable and readily available for expeditious inspection and review. These records must be
kept on site for a minimum of 2 years, unless another time period is otherwise specified.
3. ANNUAL FEE PAYMENT- Pursuant to 15A NCAC 2Q .0203(a),the Permittee shall pay
the annual permit fee within 30 days of being billed by the DAQ. Failure to pay the fee in a
timely manner will cause the DAQ to initiate action to revoke the permit.
4. EQUIPMENT RELOCATION- In accordance with 15A NCAC 2Q .0301, a new air permit
shall be obtained by the Permittee prior to establishing, building, erecting, using, or
operating the emission sources or air cleaning equipment at a site or location not specified in
this permit.
5. REPORTING REQUIREMENT - In accordance with 15A NCAC 2Q .0309, any of the
following that would result in previously unpermitted,new,or increased emissions must be
reported to the Regional Supervisor, DAQ:
a. changes in the information submitted in the application regarding facility emissions;
b. changes that modify equipment or processes of existing permitted facilities; or
c. changes in the quantity or quality of materials processed.
If appropriate, modifications to the permit may then be made by the DAQ to reflect any
necessary changes in the permit conditions. In no case are any new or increased emissions
allowed that will cause a violation of the emission limitations specified herein.
6. In accordance with 15A NCAC 2Q .0309,this permit is subject to revocation or
modification by the DAQ upon a determination that information contained in the application
or presented in the support thereof is incorrect, conditions under which this permit was
granted have changed, or violations of conditions contained in this permit have occurred. In
accordance with G.S. 143-215.108(c)(1), the facility shall be properly operated and
maintained at.all times in a manner that will effect an overall reduction in air pollution.
Unless otherwise specified by this permit,no emission source may be operated without the
concurrent operation of its associated air cleaning device(s) and appurtenances.
7. In accordance with G.S. 143-215.108(c)(1),this permit is nontransferable by the Permittee.
Future owners and operators must obtain a new air permit from the DAQ.

Permit No. 09623R02
Page 6
8. In accordance with G.S. 143-215.108(c)(1),this issuance of this permit in no way absolves
the Permittee of liability for any potential civil penalties which may be assessed for
violations of State law which have occurred prior to the effective date of this permit.
9. In accordance with G.S. 143-215.108(c)(1),this permit does not relieve the Permittee of the
responsibility of complying with all applicable requirements of any Federal, State, or Local
water quality or land quality control authority.
10. In accordance with 15A NCAC 2D .0605,reports on the operation and maintenance of the
facility shall be submitted by the Permittee to the Regional Supervisor, DAQ at such
intervals and in such form and detail as may be required by the DAQ. Information required
in such reports may include, but is not limited to,process weight rates, firing rates,hours of
operation, and preventive maintenance schedules.
11. A violation of any term or condition of this permit shall subject the Permittee to enforcement
pursuant to G.S. 143-215.114A, 143-215.11413, and 143-215.114C, including assessment of
civil and/or criminal penalties.
12. Pursuant to North Carolina General Statute 143-215.3(a)(2), no person shall refuse entry or
access to any authorized representative of the DAQ who requests entry or access for
purposes of inspection, and who presents appropriate credentials,nor shall any person
obstruct, hamper, or interfere with any such representative while in the process of carrying
out his official duties. Refusal of entry or access may constitute grounds for permit
revocation and assessment of civil penalties.
13. In accordance with G.S. 143-215.108(c)(1),this permit does not relieve the Permittee of the
responsibility of complying with any applicable Federal, State, or Local requirements
governing the handling, disposal, or incineration of hazardous, solid, or medical wastes,
including the Resource Conservation and Recovery Act(RCRA) administered by the
Division of Waste Management.
14. PERMIT RETENTION REQUIREMENT - In accordance with 15A NCAC 2Q .0110,the
Permittee shall retain a current copy of the air permit at the site. The Permittee must make
available to personnel of the DAQ, upon request,the current copy of the air permit for the
site.
15. CLEAN AIR ACT SECTION 112(r)REQUIREMENTS - Pursuant to 15A NCAC 2D .2100
"Risk Management Program," if the Permittee is required to develop and register a risk
management plan pursuant to Section 112(r) of the Federal Clean Air Act,then the
Permittee is required to register thisplan with,the USEPA in accordance with 40 CFR Part
68.
16. PREVENTION OF ACCIDENTAL RELEASES - GENERAL DUTY -Pursuant to Title I
Part A Section 112(r)(1) of the Clean Air Act "Hazardous Air Pollutants -Prevention of
Accidental Releases Purpose and General Duty," although a risk management plan may not
be required, if the Permittee produces,processes, handles, or stores any amount of a listed
hazardous substance, the Permittee has a general duty to take such steps as are necessary to
prevent the accidental release of such substance and to minimize the consequences of any
release. This condition is federally-enforceable only.

Permit No. 09623R02
Page 7
17. GENERAL EMISSIONS TESTING AND REPORTING REQUIREMENTS - If emissions
testing is required by this permit, or the DAQ, or if the Permittee submits emissions testing
to the DAQ in support of a permit application or to demonstrate compliance,the Permittee
shall perform such testing in accordance with 15A NCAC 2D .2600 and follow all DAQ
procedures including protocol approval, regional notification,report submittal, and test
results approval.
Permit issued this the 15t`of September, 2015.
NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION
Ronald E. Slack
Regional Supervisor
By Authority of the Environmental Management Commission
Air Permit No. 09623R02

ATTACHMENT to Permit No. 09623R02, September 15, 2015
Insignificant/Exempt Activities
Source Exemption Source of Source of Title V�
Regulation TAPs? Pollutants?
I-1 8,100 gallon diesel fuel 2Q .0102
storage tank (c)(1)(D)(i) Yes Yes
1. Because an activity is exempted from being required to have a permit or permit modification
does not mean that the activity is exempted from an applicable requirement or that the owner
or operator of the source is exempted from demonstrating compliance with any applicable
requirement.
2. When applicable, emissions from stationary source activities identified above shall be
included in determining compliance with the permit requirements for toxic air pollutants
under 15A NCAC 2D .1100 "Control of Toxic Air Pollutants" or 2Q X11 "Emission Rates
Requiring a Permit."