MEMORANDUM

DATE:	December 7, 2020
FROM:	Paula Hirtz, EPA/OAQPS/MMG
TO:	Docket No. EPA-HQ-OAR-2020-0148

SUBJECT:	Proposed Regulation Edits for 40 CFR Part 63 subpart SSSSS

This document includes the proposed edits for the National Emission Standards for Hazardous Air Pollutants: Refractory Products Manufacturing, 40 CFR Part 63 subpart SSSSS, and the associated
proposed edits to the General Provisions, Incorporations by Reference, 40 CFR 63.14, as a result of the residual risk and technology review (RTR). For the convenience of interested parties, the amendatory language for both subparts SSSSS and A and a redline version of the rule text for subpart SSSSS are attached. Following signature by the EPA Administrator, the EPA will also post a copy of this memorandum and the attachments to https://www.epa.gov/ stationary-sources-air-pollution/refractory-products-manufacturing-national-emissions-standards.

Attachments
40 CFR 63 subpart A amendatory language
40 CFR 63 subpart SSSSS amendatory language
40 CFR 63 subpart SSSSS redline rule text

For the reasons set out in the preamble, 40 CFR part 63 is proposed to be amended as follows:
PART 63 -- NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS FOR SOURCE CATEGORIES
1. The authority citation for part 63 continues to read as follows:
Authority: 42 U.S.C. 7401 et seq.
Subpart A -- [Amended]
2. Section 63.14 is amended by:
a. Revising paragraphs (e)(1) and (h)(85);
b. Redesignating paragraphs (h)(103) through (116) as paragraphs (h)(104) through (117);
c. Adding new paragraph (h)(103); and
d. Revising paragraph (n)(3).
The revisions and additions read as follows:
§63.14 Incorporations by reference.
* * * * *
(e) * * *
(1) ANSI/ASME PTC 19.10-1981, Flue and Exhaust Gas Analyses [Part 10, Instruments and Apparatus], issued August 31, 1981, IBR approved for §§63.309(k), 63.457(k), 63.772(e) and (h), 63.865(b), 63.997(e), 63.1282(d) and (g), and 63.1625(b), table 5 to subpart EEEE, §§63.3166(a), 63.3360(e), 63.3545(a), 63.3555(a), 63.4166(a), 63.4362(a), 63.4766(a), 63.4965(a), and 63.5160(d), table 4 to subpart UUUU, table 3 to subpart YYYY, §§63.7822(b), 63.7824(e), 63.7825(b), 63.8000(d), 63.9307(c), 63.9323(a), 63.9621(b) and (c), 63.11148(e), 63.11155(e), 63.11162(f), 63.11163(g), 63.11410(j), 63.11551(a), 63.11646(a), and 63.11945, and table 4 to subpart AAAAA, table 5 to subpart DDDDD, table 4 to subpart JJJJJ, table 4 to subpart KKKKK, table 4 to subpart SSSSS, tables 4 and 5 of subpart UUUUU, table 1 to subpart ZZZZZ, and table 4 to subpart JJJJJJ.
* * * * *
(h) * * *
(86) ASTM D6348-12e1, Standard Test Method for Determination of Gaseous Compounds by Extractive Direct Interface Fourier Transform Infrared (FTIR) Spectroscopy, Approved February 1, 2012, IBR approved for §§63.997(e), 63.1571(a), and 63.2354(b), table 5 to subpart EEEE, table 4 to subpart UUUU, §§63.7142(a) and (b) and 63.8000(d), and table 4 to subpart SSSSS.
* * * * *
(103) ASTM D6784-16, Standard Test Method for Elemental, Oxidized, Particle-Bound and Total Mercury in Flue Gas Generated from Coal-Fired Stationary Sources (Ontario Hydro Method), (Approved March 1, 2016), IBR approved for table 4 to subpart SSSSS.
* * * * *
(n) * * *
(3) EPA-454/R-98-015, Office of Air Quality Planning and Standards (OAQPS), Fabric Filter Bag Leak Detection Guidance, September 1997, https://nepis.epa.gov/Exe/ZyPDF.cgi?Dockey=2000D5T6.PDF, IBR approved for §§63.548(e), 63.864(e), 63.7525(j), 63.8450(e), 63.8600(e), 63.9632(a), 63.9804(f), and 63.11224(f).
* * * * *
Subpart SSSSS -- [Amended]
3. Section 63.9786 is amended by revising paragraphs (a), (b), and (d)(2) to read as follows:
§63.9786   When do I have to comply with this subpart?
(a) If you have a new or reconstructed affected source, you must comply with this subpart according to paragraphs (a)(1) and (2) of this section.
(1) If the initial startup of your affected source is before April 16, 2003, then you must comply with the emission limitations for new and reconstructed sources in this subpart no later than April 16, 2003, except as otherwise specified in §§63.9792, 63.9812(c) and (e), and 63.9814(b)(6) and Tables 1 through 11 to this subpart.
(2) If the initial startup of your affected source is after April 16, 2003, then you must comply with the emission limitations for new and reconstructed sources in this subpart upon initial startup of your affected source, except as otherwise specified in §§63.9792, 63.9812(c) and (e), and 63.9814(b)(6) and Tables 1 through 11 to this subpart.
(b) If you have an existing affected source, you must comply with the emission limitations for existing sources no later than April 17, 2006, except as otherwise specified in §§63.9792, 63.9812(c) and (e), and 63.9814(b)(6) and Tables 1 through 11 to this subpart.
* * * * *
(d) * * *
(2) All other parts of the existing facility must be in compliance with this subpart by 3 years after the date the area source becomes a major source, except as otherwise specified in §§63.9792, 63.9812(c) and (e), and 63.9814(b)(6) and Tables 1 through 11 to this subpart.
* * * * *
4. Section 63.9792 is amended by revising paragraph (a) introductory text, paragraphs (b) and (c), paragraph (e) introductory text, and paragraphs (e)(2) and (3) to read as follows:
§63.9792   What are my general requirements for complying with this subpart?
(a) You must be in compliance with the emission limitations (including operating limits and work practice standards) in this subpart at all times, except during periods specified in paragraphs (a)(1) and (2) of this section before [date 181 days after date of publication of final rule in the Federal Register]. You must be in compliance with the emission limitations (including operating limits and work practice standards) in this subpart at all times, on or after [date 181 days after date of publication of final rule in the Federal Register].
* * * * *
(b) Except as specified in paragraph (e) of this section, before [date 181 days after date of publication of final rule in the Federal Register], you must always operate and maintain your affected source, including air pollution control and monitoring equipment, according to the provisions in §63.6(e)(1)(i). During the period between the compliance date specified for your affected source in §63.9786 and the date upon which continuous monitoring systems have been installed and validated and any applicable operating limits have been established, you must maintain a log detailing the operation and maintenance of the process and emissions control equipment. On and after [date 181 days after date of publication of final rule in the Federal Register], at all times, you must operate and maintain any affected source, including associated air pollution control equipment and monitoring equipment, in a manner consistent with safety and good air pollution control practices for minimizing emissions. The general duty to minimize emissions does not require you to make any further efforts to reduce emissions if levels required by the applicable standard have been achieved. Determination of whether a source is operating in compliance with operation and maintenance requirements will be based on information available to the Administrator that may include, but is not limited to, monitoring results, review of operation and maintenance procedures, review of operation and maintenance records, and inspection of the affected source.
(c) Before [date 181 days after date of publication of final rule in the Federal Register], you must develop a written startup, shutdown, and malfunction plan (SSMP) according to the provisions in §63.6(e)(3). On or after [date 181 days after date of publication of final rule in the Federal Register], you are not required to develop a written startup, shutdown, and malfunction plan (SSMP) according to the provisions in §63.6(e)(3).
* * * * *
(e) If you own or operate an affected continuous kiln used to manufacture refractory products that use organic HAP and you must perform scheduled maintenance on the total hydrocarbon (THC) control device for that kiln, you may bypass the kiln THC control device and continue operating the kiln subject to the alternative standard established in this paragraph upon approval by the Administrator, provided you satisfy the conditions listed in paragraphs (e)(1) through (3) of this section.
* * * * *
(2) Before [date 181 days after date of publication of final rule in the Federal Register], you must minimize HAP emissions during the period when the kiln is operating and the control device is out of service. On and after [date 181 days after date of publication of final rule in the Federal Register], you must minimize HAP emissions during the period when the kiln is operating and the control device is out of service by complying with the applicable standard in Table 3 to this subpart.
(3) You must minimize the time period during which the kiln is operating and the control device is out of service. On and after [date 181 days after date of publication of final rule in the Federal Register], the total time during which the kiln is operating and the control device is out of service for each year on a 12-month rolling basis must not exceed 750 hours.
* * * * *
5. Section 63.9794 is amended by revising paragraphs (a)(7), (8), (12), and (13) and paragraph (b)(2) to read as follows:
§63.9794   What do I need to know about operation, maintenance, and monitoring plans?
(a) * * *
(7) Before [date 181 days after date of publication of final rule in the Federal Register], procedures for the proper operation and maintenance of monitoring equipment consistent with the requirements in §§63.8(c)(1), (3), (4)(ii), (7), and (8), and 63.9804. On or after [date 181 days after date of publication of final rule in the Federal Register], procedures for the proper operation and maintenance of monitoring equipment consistent with the requirements in §§63.8(c)(3), (4)(ii), (7), and (8), and 63.9804.
(8) Before [date 181 days after date of publication of final rule in the Federal Register], ongoing data quality assurance procedures in accordance with the general requirements of §63.8(d). On or after [date 181 days after date of publication of final rule in the Federal Register], ongoing data quality assurance procedures consistent with the requirements in § 63.8(d)(1) and (2). You must keep these written procedures on record for the life of the affected source or until the affected source is no longer subject to the provisions of this part, to be made available for inspection, upon request, by the Administrator. If the performance evaluation plan in § 63.8(d)(2) is revised, you must keep previous (i.e., superseded) versions of the performance evaluation plan on record to be made available for inspection, upon request, by the Administrator, for a period of 5 years after each revision to the plan. The program of corrective action should be included in the plan required under § 63.8(d)(2).
* * * * *
(12) If you operate a kiln that is subject to the limits on the type of fuel used, as specified in items 3, 4, and 5 of Table 3 to subpart SSSSS, procedures for using alternative fuels.
(13) If you operate an affected continuous kiln used to manufacture refractory products that use organic HAP and you plan to take the kiln THC control device out of service for scheduled maintenance, as specified in §63.9792(e), the procedures specified in paragraphs (a)(13)(i) and (ii) of this section.
(i) Procedures for minimizing HAP emissions from the kiln during periods of scheduled maintenance of the kiln control device when the kiln is operating and the control device is out of service. On or after [date 181 days after date of publication of final rule in the Federal Register], document the average mass fraction of organic HAP in the resins, binders, and additives of the products that are manufactured on that kiln, the products with a mass fraction of organic HAP in the resins, binders, and additives that is less than the average, procedures for scheduling the manufacture of those products, and procedures for ensuring that manufacture of products with a mass fraction of organic HAP in the resins, binders, and additives greater than the average does not exceed five kiln cars per year on a 12-month rolling basis.
(ii) Procedures for minimizing any period of scheduled maintenance on the kiln control device when the kiln is operating and the control device is out of service. On or after [date 181 days after date of publication of final rule in the Federal Register], procedures for ensuring that the total time during which the kiln is operating and the control device is out of service does not exceed 750 hours for each year on a 12-month rolling basis.
(b) * * *
(2) After completing the performance tests to demonstrate that compliance with the emission limits can be achieved at the revised operating limit parameter value, you must submit the summary of the performance test results and the revised operating limits as part of the Notification of Compliance Status required under §63.9(h) and the complete test report according to §63.9814(h).
* * * * *
6. Section 63.9800 is amended by revising paragraphs (c) and (d) and paragraph (g) introductory text and adding paragraph (g)(4) to read as follows:
§63.9800   How do I conduct performance tests and establish operating limits?
* * * * *
(c) Before [date 181 days after date of publication of final rule in the Federal Register], each performance test must be conducted according to the requirements in §63.7 and under the specific conditions in Table 4 to this subpart. On or after [date 181 days after date of publication of final rule in the Federal Register], each performance test must be conducted under the specific conditions in Table 4 to this subpart.
(d) Before [date 181 days after date of publication of final rule in the Federal Register], you may not conduct performance tests during periods of startup, shutdown, or malfunction, as specified in §63.7(e)(1). On or after [date 181 days after date of publication of final rule in the Federal Register], you may not conduct performance tests during periods of malfunction. You also may not conduct performance tests during periods of startup or shutdown. You must record the process information that is necessary to document operating conditions during the test and include in such record an explanation to support that such conditions represent normal operation. You must make available to the Administrator such records as may be necessary to determine the conditions of performance tests.
* * * * *
(g) You must use the data gathered during the performance test and the equations in paragraphs (g)(1) through (4) of this section to determine compliance with the emission limitations.
* * * * *
(4) To determine compliance with the mercury (Hg) emission concentration limit listed in Table 1 to this subpart, you must calculate your emission concentration corrected to 18 percent oxygen for each test run using Equation 4 of this section:
CHg-C=2.9xCHg20.9-CO2#Eq. 4
Where:
CHg-C = Hg concentration, corrected to 18 percent oxygen, micrograms per dry standard cubic meters (ug/dscm)
CHg = Hg concentration (uncorrected), ug/dscm
CO2 = oxygen concentration, percent.
* * * * *
7. Section 63.9804 is amended by revising paragraphs (a)(13) and (f)(1) to read as follows:
§63.9804   What are my monitoring system installation, operation, and maintenance requirements?
(a) * * *
(13) At all times, you must maintain your CPMS in accordance with §63.9792(b), including, but not limited to, keeping the necessary parts readily available for routine repairs of the CPMS.
* * * * *
(f) * * *
(1) Each triboelectric bag leak detection system must be installed, calibrated, operated, and maintained according to the "Fabric Filter Bag Leak Detection Guidance" (EPA-454/R-98-015, September 1997) (incorporated by reference, see §63.14). Other types of bag leak detection systems must be installed, operated, calibrated, and maintained in a manner consistent with the manufacturer's written specifications and recommendations.
* * * * *
8. Section 63.9806 is amended by revising paragraph (d) to read as follows:
§63.9806   How do I demonstrate initial compliance with the emission limits, operating limits, and work practice standards?
* * * * *
(d) You must submit the Notification of Compliance Status containing the results of the initial compliance demonstration according to the requirements in §63.9812(e). After [date of publication of final rule in the Federal Register] for affected sources that commence construction or reconstruction after [INSERT DATE OF PUBLICATION IN THE FEDERAL REGISTER], and on and after [date 181 days after date of publication of final rule in the Federal Register] for all other affected sources, you must submit the Notification of Compliance Status containing the results of the initial compliance demonstration according to the requirements in §63.9812(e) and 63.9814(j).
9. Section 63.9808 is amended by revising paragraph (b) to read as follows:
§63.9808   How do I monitor and collect data to demonstrate continuous compliance?
* * * * *
(b) At all times, you must maintain your monitoring systems in accordance with §63.9792(b), including, but not limited to, keeping the necessary parts readily available for routine repairs of the monitoring equipment.
* * * * *
10. Section 63.9810 is amended by revising paragraph (e) and adding paragraph (f) to read as follows:
§63.9810   How do I demonstrate continuous compliance with the emission limits, operating limits, and work practice standards?
* * * * *
(e) Before [date 181 days after date of publication of final rule in the Federal Register], you must report each instance in which you did not meet each emission limit and each operating limit in this subpart that applies to you. This includes periods of startup, shutdown, and malfunction. These instances are deviations from the emission limitations in this subpart. These deviations must be reported according to the requirements in §63.9814. On or after [date 181 days after date of publication of final rule in the Federal Register], you must report each instance in which you did not meet each emission limit and each operating limit in this subpart that applies to you. These instances are deviations from the emission limitations in this subpart. These deviations must be reported according to the requirements in §63.9814.
(1) [Reserved]
(2) Before [date 181 days after date of publication of final rule in the Federal Register], consistent with §§63.6(e) and 63.7(e)(1), deviations that occur during a period of startup, shutdown, or malfunction are not violations if you demonstrate to the Administrator's satisfaction that you were operating in accordance with §63.6(e)(1) and your OM&M plan. The Administrator will determine whether deviations that occur during a period of startup, shutdown, or malfunction are violations, according to the provisions in §63.6(e). On or after [date 181 days after date of publication of final rule in the Federal Register], consistent with §§63.9792(b) and 63.9800(d), deviations are not violations if you demonstrate to the Administrator's satisfaction that you were operating in accordance with §63.9792(b) and your OM&M plan. The Administrator will determine whether deviations are violations, according to the provisions in §63.9792(b).
(f) You must demonstrate continuous compliance with the operating limits in Table 2 to this subpart for visible emissions (VE) from clay refractory products kilns that are uncontrolled or equipped with DLA, dry lime injection fabric filter (DIFF), dry lime scrubber/fabric filter (DLS/FF) or other dry control device as described in paragraph (f)(1) or (2) of this section.
(1) VE testing. Monitoring VE at each kiln stack according to the requirements in paragraphs (f)(1)(i) through (v) of this section.
(i) Perform daily VE observations of each kiln stack according to the procedures of Method 22 of 40 CFR part 60, appendix A-7. You must conduct the Method 22 test while the affected source is operating under normal conditions. The duration of each Method 22 test must be at least 15 minutes.
(ii) If VE are observed during any daily test conducted using Method 22 of 40 CFR part 60, appendix A-7, you must promptly conduct an opacity test, according to the procedures of Method 9 of 40 CFR part 60, appendix A-4. If opacity greater than 10 percent is observed, you must initiate and complete corrective actions according to your OM&M plan.
(iii) You may decrease the frequency of Method 22 testing from daily to weekly for a kiln stack if one of the conditions in paragraph (f)(1)(iii)(A) or (B) of this section is met.
(A) No VE are observed in 30 consecutive daily Method 22 tests for any kiln stack; or
(B) No opacity greater than 10 percent is observed during any of the Method 9 tests for any kiln stack.
(iv) If VE are observed during any weekly test and opacity greater than 10 percent is observed in the subsequent Method 9 test, you must promptly initiate and complete corrective actions according to your OM&M plan, resume testing of that kiln stack following Method 22 of 40 CFR part 60, appendix A-7, on a daily basis, as described in paragraph (f)(1)(i) of this section, and maintain that schedule until one of the conditions in paragraph (f)(1)(iii)(A) or (B) of this section is met, at which time you may again decrease the frequency of Method 22 testing to a weekly basis.
(v) If greater than 10 percent opacity is observed during any test conducted using Method 9 of 40 CFR part 60, appendix A-4, you must report these deviations by following the requirements in §63.9814.
(2) Alternative to VE testing. In lieu of meeting the requirements under paragraph (f)(1) of this section, you may conduct a PM test at least once every year following the initial performance test, according to the procedures of Method 5 of 40 CFR part 60, appendix A-3, and the provisions of §63.9800(e) and (f).
11. Section 63.9812 is amended by revising paragraphs (b) and (c), paragraph (e) introductory text, paragraph (e)(1), paragraph (f) introductory text, and paragraph (g) to read as follows:
§63.9812   What notifications must I submit and when?
* * * * *
(b) As specified in §63.9(b)(2) and (3), if you start up your affected source before April 16, 2003, you must submit an Initial Notification not later than 120 calendar days after April 16, 2003 or no later than 120 days after the source becomes subject to this subpart, whichever is later.
(c) As specified in §63.9(b)(3), if you start up your new or reconstructed affected source on or after April 16, 2003, you must submit an Initial Notification not later than 120 calendar days after you become subject to this subpart. Initial Notifications required to be submitted after [date of publication of final rule in the Federal Register] for affected sources that commence construction or reconstruction after [INSERT DATE OF PUBLICATION IN THE FEDERAL REGISTER], and on and after [date 181 days after date of publication of final rule in the Federal Register] for all other affected sources submitting initial notifications required in §63.9(b) must be submitted following the procedure specified in §63.9814(h) through (l).
* * * * *
(e) If you are required to conduct a performance test, you must submit a Notification of Compliance Status as specified in §63.9(h) and paragraphs (e)(1) and (2) of this section. After [date of publication of final rule in the Federal Register] for affected sources that commence construction or reconstruction after [INSERT DATE OF PUBLICATION IN THE FEDERAL REGISTER], and on and after [date 181 days after date of publication of final rule in the Federal Register] for all other affected sources, submit all subsequent Notifications of Compliance Status following the procedure specified in §63.9814(h) through (l).
(1) For each compliance demonstration that includes a performance test conducted according to the requirements in Table 4 to this subpart, you must submit the Notification of Compliance Status, including the summary of the performance test results, before the close of business on the 60th calendar day following the completion of the performance test.
* * * * *
(f) If you operate a clay refractory products kiln, a chromium refractory products kiln, or curing oven, shape dryer, or kiln that is used to process refractory products that use organic HAP that is subject to the work practice standard specified in item 3, 4, or 5 of Table 3 to this subpart, and you intend to use a fuel other than natural gas or equivalent to fire the affected kiln, you must submit a notification of alternative fuel use within 48 hours of the declaration of a period of natural gas curtailment or supply interruption, as defined in §63.9824. The notification must include the information specified in paragraphs (f)(1) through (5) of this section.
* * * * *
(g) If you own or operate an affected continuous kiln used to manufacture refractory products that use organic HAP and must perform scheduled maintenance on the THC control device for that kiln, you must request approval from the Administrator before bypassing the control device, as specified in §63.9792(e). You must submit a separate request for approval each time you plan to bypass the kiln control device.
12. Section 63.9814 is amended by:
a. Revising paragraph (c) introductory text and paragraph (c)(4);
b. Adding paragraph (c)(7);
c. Revising paragraphs (d) and (e) and paragraph (g) introductory text; and
d. Adding paragraphs (h) through (l).
The revisions and additions read as follows:
§63.9814   What reports must I submit and when?
* * * * *
(c) The compliance report must contain the information in paragraphs (c)(1) through (7) of this section.
* * * * *
(4) Before [date 181 days after date of publication of final rule in the Federal Register], if you had a startup, shutdown, or malfunction during the reporting period, and you took actions consistent with your SSMP and OM&M plan, the compliance report must include the information specified in §63.10(d)(5)(i). On or after [date 181 days after date of publication of final rule in the Federal Register], if you had a deviation from any emission limitations (emission limit, operating limit, or work practice standard) during the reporting period that apply to you, and you took actions consistent with your OM&M plan, the compliance report must include the information specified in (d) and (e) of this section.
* * * * *
(7) For each period when an affected continuous kiln used to manufacture refractory products that use organic HAP was operating while the THC control device was out of service, the compliance report must include a description of the control device maintenance performed, including the information specified in paragraphs (c)(7)(i) through (vi) of this section.
(i) The date and time when the control device was shut down and restarted.
(ii) Identification of the kiln that was operating and the number of hours that the kiln operated while the control device was out of service.
(iii) A statement of whether or not the control device maintenance was included in your approved request to bypass the control device while scheduled maintenance is performed, developed as specified in §63.9792(e).
(iv) Before [date 181 days after date of publication of final rule in the Federal Register], a statement of whether emissions were minimized while the control device was out of service in accordance with your OM&M plan. After [date 181 days after date of publication of final rule in the Federal Register], a statement of whether emissions were minimized while the control device was out of service in accordance with your OM&M plan and the information specified in paragraphs (c)(7)(iv)(A) through (D) of this section.
(A) The average mass fraction of organic HAP in the resins, binders, and additives of the products that are manufactured on that kiln.
(B) The mass fraction of organic HAP in the resins, binders, and additives that were manufactured in the kiln while the control device was out of service.
(C) The number of kiln cars of products with a mass fraction of organic HAP in the resins, binders, and additives greater than the average in the kiln while the control device was out of service.
(D) The total number of kiln cars of products with a mass fraction of organic HAP in the resins, binders, and additives greater than the average in the kiln while the control device was out of service during the last year on a 12-month rolling basis.
(v) After [date 181 days after date of publication of final rule in the Federal Register], an estimate of the mass of organic HAP and THC emissions from the continuous kiln stack while the control device was out of service.
(vi) After [date 181 days after date of publication of final rule in the Federal Register], the total number of hours that the kiln has operated while the control device was out of service during the last year on a 12-month rolling basis.
(d) Before [date 181 days after date of publication of final rule in the Federal Register], for each deviation from an emission limitation (emission limit, operating limit, or work practice standard) that occurs at an affected source where you are not using a CPMS to comply with the emission limitations in this subpart, the compliance report must contain the information in paragraphs (c)(1) through (4) and (d)(1) and (2) of this section. This includes periods of startup, shutdown, and malfunction. On or after [date 181 days after date of publication of final rule in the Federal Register], for each deviation from an emission limitation (emission limit, operating limit, or work practice standard) that occurs at an affected source where you are not using a CPMS to comply with the emission limitations in this subpart, the compliance report must contain the information in paragraphs (c)(1) through (4) and (d)(1) through (3) of this section.
(1) The compliance report must include the total operating time of each affected source during the reporting period.
(2) The compliance report must include information on the number, duration in hours, and cause of deviations (including unknown cause, if applicable) and the corrective action taken.
(3) The compliance report must include the date and time of each deviation, a list of the affected sources or equipment, and an estimate of each regulated pollutant emitted over the emission limit and a description of the method used to estimate the emissions.
(e) Before [date 181 days after date of publication of final rule in the Federal Register], for each deviation from an emission limitation (emission limit, operating limit, or work practice standard) occurring at an affected source where you are using a CPMS to comply with the emission limitation in this subpart, the compliance report must include the information in paragraphs (c)(1) through (4) and (e)(1) through (13) of this section. This includes periods of startup, shutdown, and malfunction. On or after [date 181 days after date of publication of final rule in the Federal Register], for each deviation from an emission limitation (emission limit, operating limit, or work practice standard) occurring at an affected source where you are using a CPMS to comply with the emission limitation in this subpart, the compliance report must include the information in paragraphs (c)(1) through (4) and (e)(1) through (13) of this section.
(1) The total operating time of each affected source during the reporting period.
(2) Before [date 181 days after date of publication of final rule in the Federal Register], the date and time that each startup, shutdown, or malfunction started and stopped. On or after [date 181 days after date of publication of final rule in the Federal Register], the date and time that each startup, shutdown, or malfunction started and stopped is not required.
(3) The date, time, and duration in hours that each CPMS was inoperative.
(4) The date, time and duration in hours that each CPMS was out of control, including the information in §63.8(c)(8), as required by your OM&M plan.
(5) Before [date 181 days after date of publication of final rule in the Federal Register], the date and time that each deviation from an emission limitation (emission limit, operating limit, or work practice standard) started and stopped, and whether each deviation occurred during a period of startup, shutdown, or malfunction. On or after [date 181 days after date of publication of final rule in the Federal Register], for each deviation from an emission limitation (emission limit, operating limit, or work practice standard), the date and time that each deviation started and stopped, the duration in hours, a list of the affected sources or equipment, an estimate of each regulated pollutant emitted over the emission limit, and a description of the method used to estimate the emissions.
(6) A description of corrective action taken in response to a deviation.
(7) The total number of deviations during the reporting period, a summary of the total duration in hours of the deviations during the reporting period, and the total duration as a percentage of the total source operating time during that reporting period.
(8) Before [date 181 days after date of publication of final rule in the Federal Register], a breakdown of the total duration of the deviations during the reporting period into those that are due to startup, shutdown, control equipment problems, process problems, other known causes, and other unknown causes. On or after [date 181 days after date of publication of final rule in the Federal Register], a breakdown of the total duration of the deviations during the reporting period into those that are due to control equipment problems, process problems, other known causes, and other unknown causes.
(9) A summary of the total duration in hours of CPMS downtime during the reporting period and the total duration of CPMS downtime as a percentage of the total source operating time during that reporting period.
(10) A brief description of the process units.
(11) A brief description of the CPMS.
(12) The date of the latest CPMS initial validation or accuracy audit.
(13) A description of any changes in CPMS, processes, or controls since the last reporting period.
* * * * *
(g) If you operate a clay refractory products kiln, a chromium refractory products kiln, or curing oven, shape dryer, or kiln that is used to process refractory products that use organic HAP that is subject to the work practice standard specified in item 3, 4, or 5 of Table 3 to this subpart, and you use a fuel other than natural gas or equivalent to fire the affected kiln, you must submit a report of alternative fuel use within 10 working days after terminating the use of the alternative fuel. The report must include the information in paragraphs (g)(1) through (6) of this section.
* * * * *
(h) Beginning on [date 181 days after date of publication of final rule in the Federal Register], within 60 days after the date of completing each performance test required by this subpart, you must submit the results of the performance test following the procedures specified in paragraphs (h)(1) through (3) of this section.
(1) Data collected using test methods supported by the EPA's Electronic Reporting Tool (ERT) as listed on the EPA's ERT website (https://www.epa.gov/electronic-reporting-air-emissions/electronic-reporting-tool-ert) at the time of the test. Submit the results of the performance test to the EPA via the Compliance and Emissions Data Reporting Interface (CEDRI), which can be accessed through the EPA's Central Data Exchange (CDX) (https://cdx.epa.gov/). The data must be submitted in a file format generated using the EPA's ERT. Alternatively, you may submit an electronic file consistent with the extensible markup language (XML) schema listed on the EPA's ERT website.
(2) Data collected using test methods that are not supported by the EPA's ERT as listed on the EPA's ERT website at the time of the test. The results of the performance test must be included as an attachment in the ERT or an alternate electronic file consistent with the XML schema listed on the EPA's ERT website. Submit the ERT generated package or alternative file to the EPA via CEDRI.
(3) Confidential business information (CBI). Do not use CEDRI to submit information you claim as CBI. Anything submitted using CEDRI cannot later be claimed CBI. Although we do not expect persons to assert a claim of CBI, if you wish to assert a CBI claim for some of the information submitted under paragraph (h)(1) or (2) of this section, you must submit a complete file, including information claimed to be CBI, to the EPA. The file must be generated using the EPA's ERT or an alternate electronic file consistent with the XML schema listed on the EPA's ERT website. Submit the file on a compact disc, flash drive, or other commonly used electronic storage medium and clearly mark the medium as CBI. Mail the electronic medium to U.S. EPA/OAPQS/CORE CBI Office, Attention: Group Leader, Measurement Policy Group, MD C404-02, 4930 Old Page Rd., Durham, NC  27703. The same file with the CBI omitted must be submitted to the EPA via the EPA's CDX as described in paragraphs (h)(1) and (2) of this section. All CBI claims must be asserted at the time of submission. Furthermore, under CAA section 114(c), emissions data is not entitled to confidential treatment, and the EPA is required to make emissions data available to the public. Thus, emissions data will not be protected as CBI and will be made publicly available.
(i) Beginning on [date 181 days after date of publication of final rule in the Federal Register], within 60 days after the date of completing each continuous emissions monitoring system (CEMS) performance evaluation (as defined in §63.2), you must submit the results of the performance evaluation following the procedures specified in paragraphs (i)(1) through (3) of this section.
(1) Performance evaluations of CEMS measuring relative accuracy test audit (RATA) pollutants that are supported by the EPA's ERT as listed on the EPA's ERT website at the time of the evaluation. Submit the results of the performance evaluation to the EPA via CEDRI, which can be accessed through the EPA's CDX. The data must be submitted in a file format generated using the EPA's ERT. Alternatively, you may submit an electronic file consistent with the XML schema listed on the EPA's ERT website.
(2) Performance evaluations of CEMS measuring RATA pollutants that are not supported by the EPA's ERT as listed on the EPA's ERT website at the time of the evaluation. The results of the performance evaluation must be included as an attachment in the ERT or an alternate electronic file consistent with the XML schema listed on the EPA's ERT website. Submit the ERT generated package or alternative file to the EPA via CEDRI.
(3) CBI. Do not use CEDRI to submit information you claim as CBI. Anything submitted using CEDRI cannot later be claimed CBI. Although we do not expect persons to assert a claim of CBI, if you wish to assert a CBI claim for some of the information submitted under paragraph (i)(1) or (2) of this section, you must submit a complete file, including information claimed to be CBI, to the EPA. The file must be generated using the EPA's ERT or an alternate electronic file consistent with the XML schema listed on the EPA's ERT website. Submit the file on a compact disc, flash drive, or other commonly used electronic storage medium and clearly mark the medium as CBI. Mail the electronic medium to U.S. EPA/OAQPS/CORE CBI Office, Attention: Group Leader, Measurement Policy Group, MD C404-02, 4930 Old Page Rd., Durham, NC  27703. The same file with the CBI omitted must be submitted to the EPA via the EPA's CDX as described in paragraphs (h)(1) and (2) of this section. All CBI claims must be asserted at the time of submission. Furthermore, under CAA section 114(c), emissions data is not entitled to confidential treatment, and the EPA is required to make emissions data available to the public. Thus, emissions data will not be protected as CBI and will be made publicly available.
(j) Beginning [date 181 days after date of publication of final rule in the Federal Register], you must submit all subsequent Notification of Compliance Status reports in PDF format to the EPA via CEDRI, which can be accessed through EPA's CDX (https://cdx.epa.gov/).The EPA will make all the information submitted through CEDRI available to the public without further notice to you. Do not use CEDRI to submit information you claim as CBI. Anything submitted using CEDRI cannot later be claimed CBI. Although we do not expect persons to assert a claim of CBI, if you wish to assert a CBI claim, submit a complete report, including information claimed to be CBI, to the EPA. Submit the file on a compact disc, flash drive, or other commonly used electronic storage medium and clearly mark the medium as CBI. Mail the electronic medium to U.S. EPA/OAQPS/CORE CBI Office, Attention: Refractory Lead MD C404-02, 4930 Old Page Rd., Durham, NC 27703. The same file with the CBI omitted must be submitted to the EPA via the EPA's CDX as described earlier in this paragraph (j). All CBI claims must be asserted at the time of submission. Furthermore, under CAA section 114(c), emissions data is not entitled to confidential treatment, and the EPA is required to make emissions data available to the public. Thus, emissions data will not be protected as CBI and will be made publicly available.
(k) If you are required to electronically submit a report through CEDRI in the EPA's CDX, you may assert a claim of EPA system outage for failure to timely comply with that reporting requirement. To assert a claim of EPA system outage, you must meet the requirements outlined in paragraphs (k)(1) through (7) of this section.
(1) You must have been or will be precluded from accessing CEDRI and submitting a required report within the time prescribed due to an outage of either the EPA's CEDRI or CDX systems.
(2) The outage must have occurred within the period of time beginning five business days prior to the date that the submission is due.
(3) The outage may be planned or unplanned.
(4) You must submit notification to the Administrator in writing as soon as possible following the date you first knew, or through due diligence should have known, that the event may cause or has caused a delay in reporting.
(5) You must provide to the Administrator a written description identifying:
(i) The date(s) and time(s) when CDX or CEDRI was accessed and the system was unavailable;
(ii) A rationale for attributing the delay in reporting beyond the regulatory deadline to EPA system outage;
(iii) A description of measures taken or to be taken to minimize the delay in reporting; and
(iv) The date by which you propose to report, or if you have already met the reporting requirement at the time of the notification, the date you reported.
(6) The decision to accept the claim of EPA system outage and allow an extension to the reporting deadline is solely within the discretion of the Administrator.
(7) In any circumstance, the report must be submitted electronically as soon as possible after the outage is resolved.
(l) If you are required to electronically submit a report through CEDRI in the EPA's CDX, you may assert a claim of force majeure for failure to timely comply with that reporting requirement. To assert a claim of force majeure, you must meet the requirements outlined in paragraphs (l)(1) through (5) of this section.
(1) You may submit a claim if a force majeure event is about to occur, occurs, or has occurred or there are lingering effects from such an event within the period of time beginning five business days prior to the date the submission is due. For the purposes of this section, a force majeure event is defined as an event that will be or has been caused by circumstances beyond the control of the affected facility, its contractors, or any entity controlled by the affected facility that prevents you from complying with the requirement to submit a report electronically within the time period prescribed. Examples of such events are acts of nature (e.g., hurricanes, earthquakes, or floods), acts of war or terrorism, or equipment failure or safety hazard beyond the control of the affected facility (e.g., large scale power outage).
(2) You must submit notification to the Administrator in writing as soon as possible following the date you first knew, or through due diligence should have known, that the event may cause or has caused a delay in reporting.
(3) You must provide to the Administrator:
(i) A written description of the force majeure event;
(ii) A rationale for attributing the delay in reporting beyond the regulatory deadline to the force majeure event;
(iii) A description of measures taken or to be taken to minimize the delay in reporting; and
(iv) The date by which you propose to report, or if you have already met the reporting requirement at the time of the notification, the date you reported.
(4) The decision to accept the claim of force majeure and allow an extension to the reporting deadline is solely within the discretion of the Administrator.
(5) In any circumstance, the reporting must occur as soon as possible after the force majeure event occurs.
13. Section 63.9816 is amended by revising paragraphs (a)(2), (c)(5), (c)(8), and (c)(10) to read as follows:
§63.9816   What records must I keep?
(a) * * *
(2) Before [date 181 days after date of publication of final rule in the Federal Register], the records in §63.6(e)(3)(iii) through (v) related to startup, shutdown, and malfunction.
* * * * *
(c) * * *
(5) For each deviation of an operating limit parameter value, record the information in paragraphs (c)(5)(i) through (iv) of this section.
(i) The date, time, and duration in hours of the deviation.
(ii) On or after [date 181 days after date of publication of final rule in the Federal Register], a list of the affected sources or equipment.
(iii) On or after [date 181 days after date of publication of final rule in the Federal Register], an estimate of the quantity in pounds of each regulated pollutant over any emission limit and a description of the method used to estimate emissions.
(iv) Actions taken to minimize emissions in accordance with §63.9792(b), a brief explanation of the cause of the deviation, and the corrective action taken to return the affected unit to its normal or usual manner of operation.
* * * * *
(8) Records of maintenance activities and inspections performed on control devices, including all records associated with the scheduled maintenance of THC control devices on continuous kilns used to manufacture refractory products that use organic HAP, as specified in §63.9792(e).
* * * * *
(10) Current copies of the OM&M plan, including any revisions and records documenting conformance with those revisions.
14. Section 63.9820 is revised to read as follows:
§63.9820   What parts of the General Provisions apply to me?
Table 11 to this subpart shows which parts of the General Provisions specified in §§63.1 through 63.16 apply to you.
15. Section 63.9822 is amended by revising paragraph (c) introductory text and adding paragraph (c)(5) to read as follows:
§63.9822   Who implements and enforces this subpart?
* * * * *
(c) The authorities that cannot be delegated to State, local, or tribal agencies are as specified in paragraphs (c)(1) through (5) of this section.
* * * * *
(5) Approval of an alternative to any electronic reporting to the EPA required by this subpart.
16. Section 63.9822 is amended by adding a definition of "Kiln car" in alphabetical order and revising the definition of "Particulate matter (PM)" to read as follows:
§63.9824   What definitions apply to this subpart?
* * * * *
Kiln car means a structure that transports refractory products through a continuous kiln during the firing process, usually supported on wheels.
* * * * *
Particulate matter (PM) means, for the purposes of this subpart, emissions of particulate matter that serve as a measure of total particulate emissions as measured by EPA Method 5 of 40 CFR part 60, appendix A-3.
* * * * *
17. Table 1 to Subpart SSSSS is revised to read as follows:
Table 1 to Subpart SSSSS of Part 63 -- Emission Limits
As stated in §63.9788, you must comply with the emission limits for affected sources in the following table:
For .  .  .
You must meet the following emission limits .  .  .
1. Each new or existing curing oven, shape dryer, and kiln that is used to process refractory products that use organic HAP; each new or existing coking oven and defumer that is used to produce pitch-impregnated refractory products; each new shape preheater that is used to produce pitch-impregnated refractory products; AND each new or existing process unit that is exhausted to a thermal or catalytic oxidizer that also controls emissions from an affected shape preheater or pitch working tank
As specified in items 2 through 9 of this table.
2. Continuous process units that are controlled with a thermal or catalytic oxidizer
a. The 3-hour block average THC concentration must not exceed 20 parts per million by volume, dry basis (ppmvd), corrected to 18 percent oxygen, at the outlet of the control device; or

b. The 3-hour block average THC mass emissions rate must be reduced by at least 95 percent.
3. Continuous process units that are equipped with a control device other than a thermal or catalytic oxidizer
a. The 3-hour block average THC concentration must not exceed 20 ppmvd, corrected to 18 percent oxygen, at the outlet of the control device; or

b. The 3-hour block average THC mass emissions rate must be reduced by at least 95 percent.
4. Continuous process units that use process changes to reduce organic HAP emissions
The 3-hour block average THC concentration must not exceed 20 ppmvd, corrected to 18 percent oxygen, at the outlet of the process gas stream.
5. Continuous kilns that are not equipped with a control device
The 3-hour block average THC concentration must not exceed 20 ppmvd, corrected to 18 percent oxygen, at the outlet of the process gas stream.
6. Batch process units that are controlled with a thermal or catalytic oxidizer
a. The 2-run block average THC concentration for the 3-hour peak emissions period must not exceed 20 ppmvd, corrected to 18 percent oxygen, at the outlet of the control device; or

b. The 2-run block average THC mass emissions rate for the 3-hour peak emissions period must be reduced by at least 95 percent.
7. Batch process units that are equipped with a control device other than a thermal or catalytic oxidizer
a. The 2-run block average THC concentration for the 3-hour peak emissions period must not exceed 20 ppmvd, corrected to 18 percent oxygen, at the outlet of the control device; or

b. The 2-run block average THC mass emissions rate for the 3-hour peak emissions period must be reduced by at least 95 percent.
8. Batch process units that use process changes to reduce organic HAP emissions
The 2-run block average THC concentration for the 3-hour peak emissions period must not exceed 20 ppmvd, corrected to 18 percent oxygen, at the outlet of the process gas stream.
9. Batch process kilns that are not equipped with a control device
The 2-run block average THC concentration for the 3-hour peak emissions period must not exceed 20 ppmvd, corrected to 18 percent oxygen, at the outlet of the process gas stream.
10. Each new continuous kiln that is used to produce clay refractory products
a. The 3-hour block average HF emissions must not exceed 0.019 kilograms per megagram (kg/Mg) (0.038 pounds per ton (lb/ton)) of uncalcined clay processed, OR the 3-hour block average HF mass emissions rate must be reduced by at least 90 percent; and

b. The 3-hour block average HCl emissions must not exceed 0.091 kg/Mg (0.18 lb/ton) of uncalcined clay processed, OR the 3-hour block average HCl mass emissions rate must be reduced by at least 30 percent; and

c. The 3-hour block average PM emissions must not exceed 1.4 kg/Mg (3.1 lb/hr); and

d. The 3-hour block average Hg concentration must not exceed 6.1 micrograms per dry standard cubic meter (ug/dscm), corrected to 18 percent oxygen, at the outlet of the control device or the process gas stream.
11. Each new batch process kiln that is used to produce clay refractory products
a. The 2-run block average HF mass emissions rate for the 3-hour peak emissions period must be reduced by at least 90 percent; and

b. The 2-run block average HCl mass emissions rate for the 3-hour peak emissions period must be reduced by at least 30 percent; and

c. The 2-run block average PM emissions for the 3-hour peak emissions period must not exceed 1.4 kg/Mg (3.1 lb/hr); and

d. The 2-run block average Hg concentration for the 3-hour peak emissions period must not exceed 6.1 ug/dscm, corrected to 18 percent oxygen, at the outlet of the control device or the process gas stream.
12. Each existing continuous kiln that is used to produce clay refractory products on and after [date 1 year after date of publication of final rule in the Federal Register]
a. The 3-hour block average PM emissions must not exceed 4.3 kg/Mg (9.5 lb/hr); and

b. The 3-hour block average Hg concentration must not exceed 18 ug/dscm, corrected to 18 percent oxygen, at the outlet of the control device or the process gas stream.
13. Each existing batch kiln that is used to produce clay refractory products on and after [date 1 year after date of publication of final rule in the Federal Register]
a. The 2-run block average PM emissions for the 3-hour peak emissions period must not exceed 4.3 kg/Mg (9.5 lb/hr); and

b. The 2-run block average Hg concentration for the 3-hour peak emissions period must not exceed 18 ug/dscm, corrected to 18 percent oxygen, at the outlet of the control device or the process gas stream.

18. Table 2 to Subpart SSSSS is revised to read as follows:
Table 2 to Subpart SSSSS of Part 63 -- Operating Limits
As stated in §63.9788, you must comply with the operating limits for affected sources in the following table:
For .  .  .
You must .  .  .
1. Each affected source listed in Table 1 to this subpart
a. Operate all affected sources according to the requirements to this subpart on and after the date on which the initial performance test is conducted or required to be conducted, whichever date is earlier; and

b. Capture emissions and vent them through a closed system; and

c. Operate each control device that is required to comply with this subpart on each affected source during all periods that the source is operating, except where specified in §63.9792(e), item 2 of this table, item 5 of Table 3 to this subpart, item 13 of Table 4 to this subpart, and item 6 of Table 9 to this subpart for THC control devices on continuous kilns used to manufacture refractory products that use organic HAP; and

d. Record all operating parameters specified in Table 8 to this subpart for the affected source; and

e. Prepare and implement a written OM&M plan as specified in §63.9792(d).
2. Each affected continuous kiln used to manufacture refractory products that use organic HAP that is equipped with an emission control device for THC
a. Receive approval from the Administrator before taking the control device on the affected kiln out of service for scheduled maintenance, as specified in §63.9792(e); and

b. Before [date 181 days after date of publication of final rule in the Federal Register], minimize HAP emissions from the affected kiln during all periods of scheduled maintenance of the kiln control device when the kiln is operating and the control device is out of service; on and after [date 181 days after date of publication of final rule in the Federal Register], you must minimize HAP emissions during the period when the kiln is operating and the control device is out of service by complying with the applicable standard in Table 3 to this subpart; and

c. Minimize the duration of all periods of scheduled maintenance of the kiln control device when the kiln is operating and the control device is out of service. On and after [date 181 days after date of publication of final rule in the Federal Register], the total time during which the kiln is operating and the control device is out of service for the each year on a 12-month rolling basis must not exceed 750 hours.
3. Each new or existing curing oven, shape dryer, and kiln that is used to process refractory products that use organic HAP; each new or existing coking oven and defumer that is used to produce pitch-impregnated refractory products; each new shape preheater that is used to produce pitch-impregnated refractory products; AND each new or existing process unit that is exhausted to a thermal or catalytic oxidizer that also controls emissions from an affected shape preheater or pitch working tank
Satisfy the applicable operating limits specified in items 4 through 9 of this table.
4. Each affected continuous process unit
Maintain the 3-hour block average organic HAP processing rate (pounds per hour) at or below the maximum organic HAP processing rate established during the most recent performance test.
5. Continuous process units that are equipped with a thermal oxidizer
Maintain the 3-hour block average operating temperature in the thermal oxidizer combustion chamber at or above the minimum allowable operating temperature for the oxidizer established during the most recent performance test.
6. Continuous process units that are equipped with a catalytic oxidizer
a. Maintain the 3-hour block average operating temperature at the inlet of the catalyst bed of the oxidizer at or above the minimum allowable operating temperature for the oxidizer established during the most recent performance test; and

b. Check the activity level of the catalyst at least every 12 months.
7. Each affected batch process unit
For each batch cycle, maintain the organic HAP processing rate (pounds per batch) at or below the maximum organic HAP processing rate established during the most recent performance test.
8. Batch process units that are equipped with a thermal oxidizer
a. From the start of each batch cycle until 3 hours have passed since the process unit reached maximum temperature, maintain the hourly average operating temperature in the thermal oxidizer combustion chamber at or above the minimum allowable operating temperature established for the corresponding period during the most recent performance test, as determined according to item 11 of Table 4 to this subpart; and

b. For each subsequent hour of the batch cycle, maintain the hourly average operating temperature in the thermal oxidizer combustion chamber at or above the minimum allowable operating temperature established for the corresponding hour during the most recent performance test, as specified in item 13 of Table 4 to this subpart.
9. Batch process units that are equipped with a catalytic oxidizer
a. From the start of each batch cycle until 3 hours have passed since the process unit reached maximum temperature, maintain the hourly average operating temperature at the inlet of the catalyst bed at or above the minimum allowable operating temperature established for the corresponding period during the most recent performance test, as determined according to item 12 of Table 4 to this subpart; and

b. For each subsequent hour of the batch cycle, maintain the hourly average operating temperature at the inlet of the catalyst bed at or above the minimum allowable operating temperature established for the corresponding hour during the most recent performance test, as specified in item 13 of Table 4 to this subpart; and

c. Check the activity level of the catalyst at least every 12 months.
10. Each new kiln that is used to process clay refractory products
Satisfy the applicable operating limits specified in items 11 through 13 of this table.
11. Each affected kiln that is equipped with a DLA
a. Maintain the 3-hour block average pressure drop across the DLA at or above the minimum levels established during the most recent performance test; and

b. Maintain free-flowing limestone in the feed hopper, silo, and DLA at all times; and

c. Maintain the limestone feeder at or above the level established during the most recent performance test; and

d. Use the same grade of limestone from the same source as was used during the most recent performance test and maintain records of the source and type of limestone used; and

e. Maintain no VE from the stack.
12. Each affected kiln that is equipped with a DIFF or DLS/FF
a. Initiate corrective action within 1 hour of a bag leak detection system alarm and complete corrective actions in accordance with the OM&M plan; and

b. Verify at least once each 8-hour shift that lime is free-flowing by means of a visual check, checking the output of a load cell, carrier gas/lime flow indicator, or carrier gas pressure drop measurement system; and

c. Record the lime feeder setting daily to verify that the feeder setting is at or above the level established during the most recent performance test.
13. Each affected kiln that is equipped with a wet scrubber
a. Maintain the 3-hour block average pressure drop across the scrubber, liquid pH, and liquid flow rate at or above the minimum levels established during the most recent performance test; and

b. If chemicals are added to the scrubber liquid, maintain the 3-hour block average chemical feed rate at or above the minimum chemical feed rate established during the most recent performance test.
14. Each new and existing kiln used to process clay refractory products that is equipped with an ACI system
Maintain the average carbon flow rate for each 3-hour block period at or above the average carbon flow rate established during the Hg performance test in which compliance was demonstrated.
15. Each new and existing kiln that is used to process clay refractory products with no add-on control and each existing kiln that is equipped with a DLA
Maintain no VE from the stack.
16. Each existing kiln used to process clay refractory products that is equipped with a FF
Initiate corrective action within 1 hour of a bag leak detection system alarm and complete corrective actions in accordance with the OM&M plan OR maintain no VE from the stack.
17. Each existing kiln used to process clay refractory products that is equipped with a wet scrubber
Maintain the 3-hour block average pressure drop across the scrubber and liquid flow rate at or above the minimum levels established during the most recent performance test.

19. Table 3 to Subpart SSSSS is revised to read as follows:
Table 3 to Subpart SSSSS of Part 63 -- Work Practice Standards
As stated in §63.9788, you must comply with the work practice standards for affected sources in the following table:
For .  .  .
You must .  .  .
According to one of the following requirements .  .  .
1. Each basket or container that is used for holding fired refractory shapes in an existing shape preheater and autoclave during the pitch impregnation process
a. Control POM emissions from any affected shape preheater
i. At least every 10 preheating cycles, clean the residual pitch from the surfaces of the basket or container by abrasive blasting prior to placing the basket or container in the affected shape preheater; or

ii. At least every 10 preheating cycles, subject the basket or container to a thermal process cycle that meets or exceeds the operating temperature and cycle time of the affected preheater, AND is conducted in a process unit that is exhausted to a thermal or catalytic oxidizer that is comparable to the control device used on an affected defumer or coking oven; or

iii. Capture emissions from the affected shape preheater and vent them to the control device that is used to control emissions from an affected defumer or coking oven, or to a comparable thermal or catalytic oxidizer.
2. Each new or existing pitch working tank
Control POM emissions
Capture emissions from the affected pitch working tank and vent them to the control device that is used to control emissions from an affected defumer or coking oven, OR to a comparable thermal or catalytic oxidizer.
3. Each new or existing chromium refractory products kiln
Minimize fuel-based HAP emissions
Use natural gas, or equivalent, as the kiln fuel, except during periods of natural gas curtailment or supply interruption, as defined in §63.9824.
4. Each existing clay refractory products kiln
Minimize fuel-based HAP emissions
Use natural gas, or equivalent, as the kiln fuel, except during periods of natural gas curtailment or supply interruption, as defined in §63.9824.
5. Each affected continuous kiln used to manufacture refractory products that use organic HAP that is equipped with an emission control device for THC with Administrator approval to take the control device out of service for scheduled maintenance, as specified in §63.9792(e)
Minimize HAP emissions
i. Before [date 181 days after date of publication of final rule in the Federal Register], minimize HAP emissions from the affected kiln during all periods of scheduled maintenance of the kiln control device when the kiln is operating and the control device is out of service consistent with your OM&M plan and minimize the time period during which the kiln is operating and the control device is out of service; or

ii. On and after [date 181 days after date of publication of final rule in the Federal Register], minimize HAP emissions during the period when the kiln is operating and the control device is out of service by scheduling the manufacture of product for which the mass fraction of organic HAP in the resins, binders, and additives is at the lower end of the range produced (i.e., below the typical average mass fraction of organic HAP in the resins, binders, and additives); do not exceed five kiln cars with products for which the mass fraction of organic HAP in the resins, binders, and additives greater than the average for the year (on a 12-month rolling basis); and minimize the time period during which the kiln is operating and the control device is out of service, not to exceed 750 hours for the year (on a 12-month rolling basis).
6. Each new or existing curing oven, shape dryer, and kiln that is used to process refractory products that use organic HAP, on and after [date of publication of final rule in the Federal Register]
Minimize fuel-based HAP emissions
Use natural gas, or equivalent, as the kiln fuel, except during periods of natural gas curtailment or supply interruption, as defined in §63.9824.

20. Table 4 to Subpart SSSSS is revised to read as follows:
Table 4 to Subpart SSSSS to Part 63 -- Requirements for Performance Tests
As stated in §63.9800, you must comply with the requirements for performance tests for affected sources in the following table:
For .  .  .
You must .  .  .
Using .  .  .
According to the following requirements .  .  .
1. Each affected source listed in Table 1 to this subpart
a. Conduct performance tests
i. The requirements of the general provisions in subpart A of this part and the requirements to this subpart
(1) Record the date of the test; and

(2) Identify the emission source that is tested; and

(3) Collect and record the corresponding operating parameter and emission test data listed in this table for each run of the performance test; and

(4) Repeat the performance test at least every 5 years; and

(5) Repeat the performance test before changing the parameter value for any operating limit specified in your OM&M plan; and

(6) If complying with the THC concentration or THC percentage reduction limits specified in items 2 through 9 of Table 1 to this subpart, repeat the performance test under the conditions specified in items 2.a.2. and 2.a.3. of this table; and

(7) If complying with the emission limits for new clay refractory products kilns specified in items 10 and 11 of Table 1 to this subpart, repeat the performance test under the conditions specified in items 14.a.i.4. and 17.a.i.4. of this table.

b. Select the locations of sampling ports and the number of traverse points
i. Method 1 or 1A of 40 CFR part 60, appendix A-1
(1) To demonstrate compliance with the percentage reduction limits specified in items 2.b., 3.b., 6.b., 7.b., 10, and 11 of Table 1 to this subpart, locate sampling sites at the inlet of the control device and at either the outlet of the control device or at the stack prior to any releases to the atmosphere; and

(2) To demonstrate compliance with any other emission limit specified in Table 1 to this subpart, locate all sampling sites at the outlet of the control device or at the stack prior to any releases to the atmosphere.

c. Determine gas velocity and volumetric flow rate
Method 2, 2A, 2C, 2D, 2F, or 2G of 40 CFR part 60, appendix A-1 and A-2
Measure gas velocities and volumetric flow rates at 1-hour intervals throughout each test run.

d. Conduct gas molecular weight analysis
i. Method 3, 3A, or 3B of 40 CFR part 60, appendix A-2; or
As specified in the applicable test method.

ii. ASME PTC 19.10-1981-Part 10
You may use the manual procedures (but not instrumental procedures) of ASME PTC 19.10-1981-Part 10 (incorporated by reference -- see §63.14) as an alternative to EPA Method 3B.

e. Measure gas moisture content
Method 4 of 40 CFR part 60, appendix A-3
As specified in the applicable test method.
2. Each new or existing curing oven, shape dryer, and kiln that is used to process refractory products that use organic HAP; each new or existing coking oven and defumer that is used to produce pitch-impregnated refractory products; each new shape preheater that is used to produce pitch-impregnated refractory products; AND each new or existing process unit that is exhausted to a thermal or catalytic oxidizer that also controls emissions from an affected shape preheater or pitch working tank
a. Conduct performance tests

(1) Conduct the performance test while the source is operating at the maximum organic HAP processing rate, as defined in §63.9824, reasonably expected to occur; and

(2) Repeat the performance test before starting production of any product for which the organic HAP processing rate is likely to exceed the maximum organic HAP processing rate established during the most recent performance test by more than 10 percent, as specified in §63.9798(c); and

(3) Repeat the performance test on any affected uncontrolled kiln following process changes (e.g., shorter curing oven cycle time) that could increase organic HAP emissions from the affected kiln, as specified in §63.9798(d).

b. Satisfy the applicable requirements listed in items 3 through 13 of this table

3. Each affected continuous process unit
a. Perform a minimum of 3 test runs
The appropriate test methods specified in items 1, 4, and 5 of this table
Each test run must be at least 1 hour in duration.

b. Establish the operating limit for the maximum organic HAP processing rate
i. Method 311 of 40 CFR part 63, appendix A, OR material safety data sheets (MSDS), OR product labels to determine the mass fraction of organic HAP in each resin, binder, or additive; and
(1) Calculate and record the organic HAP content of all refractory shapes that are processed during the performance test, based on the mass fraction of organic HAP in the resins, binders, or additives; the mass fraction of each resin, binder, or additive, in the product; and the process feed rate; and

ii. Product formulation data that specify the mass fraction of each resin, binder, and additive in the products that are processed during the performance test; and
(2) Calculate and record the organic HAP processing rate (pounds per hour) for each test run; and

iii. Process feed rate data (tons per hour)
(3) Calculate and record the maximum organic HAP processing rate as the average of the organic HAP processing rates for the three test runs.

c. Record the operating temperature of the affected source
Process data
During each test run and at least once per hour, record the operating temperature in the highest temperature zone of the affected source.
4. Each continuous process unit that is subject to the THC emission limit listed in item 2.a., 3.a., 4, or 5 of Table 1 to this subpart
a. Measure THC concentrations at the outlet of the control device or in the stack
i. Method 25A of 40 CFR part 60, appendix A-7
(1) Each minute, measure and record the concentrations of THC in the exhaust stream; and

(2) Provide at least 50 1-minute measurements for each valid hourly average THC concentration.

b. Measure oxygen concentrations at the outlet of the control device or in the stack
i. Method 3A of 40 CFR part 60, appendix A-2
(1) Each minute, measure and record the concentrations of oxygen in the exhaust stream; and

(2) Provide at least 50 1-minute measurements for each valid hourly average THC concentration.

c. Determine the hourly average THC concentration, corrected to 18 percent oxygen
i. Equation 1 of §63.9800(g)(1); and
ii. The 1-minute THC and oxygen concentration data
(1) Calculate the hourly average THC concentration for each hour of the performance test as the average of the 1-minute THC measurements; and

(2) Calculate the hourly average oxygen concentration for each hour of the performance test as the average of the 1-minute oxygen measurements; and

(3) Correct the hourly average THC concentrations to 18 percent oxygen using Equation 1 of §63.9800(g)(1).

d. Determine the 3-hour block average THC emission concentration, corrected to 18 percent oxygen
The hourly average concentration of THC, corrected to 18 percent oxygen, for each test run
Calculate the 3-hour block average THC emission concentration, corrected to 18 percent oxygen, as the average of the hourly average THC emission concentrations, corrected to 18 percent oxygen.
5. Each continuous process unit that is subject to the THC percentage reduction limit listed in item 2.b. or 3.b. of Table 1 to this subpart
a. Measure THC concentrations at the inlet and outlet of the control device
i. Method 25A of 40 CFR part 60, appendix A-7
(1) Each minute, measure and record the concentrations of THC at the inlet and outlet of the control device; and

(2) Provide at least 50 1-minute measurements for each valid hourly average THC concentration at the control device inlet and outlet.

b. Determine the hourly THC mass emissions rates at the inlet and outlet of the control device
i. The 1-minute THC concentration data at the control device inlet and outlet; and
ii. The volumetric flow rates at the control device inlet and outlet
Calculate the hourly THC mass emissions rates at the control device inlet and outlet for each hour of the performance test.

c. Determine the 3-hour block average THC percentage reduction
i. The hourly THC mass emissions rates at the inlet and outlet of the control device
(1) Calculate the hourly THC percentage reduction for each hour of the performance test using Equation 2 of §63.9800(g)(1); and

(2) Calculate the 3-hour block average THC percentage reduction.
6. Each continuous process unit that is equipped with a thermal oxidizer
a. Establish the operating limit for the minimum allowable thermal oxidizer combustion chamber temperature
i. Continuous recording of the output of the combustion chamber temperature measurement device
(1) At least every 15 minutes, measure and record the thermal oxidizer combustion chamber temperature; and

(2) Provide at least one measurement during at least three 15-minute periods per hour of testing; and

(3) Calculate the hourly average thermal oxidizer combustion chamber temperature for each hour of the performance test; and

(4) Calculate the minimum allowable combustion chamber temperature as the average of the combustion chamber temperatures for the three test runs, minus 14 °C (25 °F).
7. Each continuous process unit that is equipped with a catalytic oxidizer
a. Establish the operating limit for the minimum allowable temperature at the inlet of the catalyst bed
i. Continuous recording of the output of the temperature measurement device
(1) At least every 15 minutes, measure and record the temperature at the inlet of the catalyst bed; and

(2) Provide at least one catalyst bed inlet temperature measurement during at least three 15-minute periods per hour of testing; and

(3) Calculate the hourly average catalyst bed inlet temperature for each hour of the performance test; and

(4) Calculate the minimum allowable catalyst bed inlet temperature as the average of the catalyst bed inlet temperatures for the three test runs, minus 14 °C (25 °F).
8. Each affected batch process unit
a. Perform a minimum of two test runs
i. The appropriate test methods specified in items 1, 9, and 10 of this table
(1) Each test run must be conducted over a separate batch cycle unless you satisfy the requirements of §63.9800(f)(3) and (4); and

(2) Each test run must begin with the start of a batch cycle, except as specified in item 8.a.i.4. of this table; and

(3) Each test run must continue until the end of the batch cycle, except as specified in items 8.a.i.4. and 8.a.i.5. of this table; and

(4) If you develop an emissions profile, as described in §63.9802(a), AND for sources equipped with a thermal or catalytic oxidizer, you do not reduce the oxidizer operating temperature, as specified in item 13 of this table, you can limit each test run to the 3-hour peak THC emissions period; and

(5) If you do not develop an emissions profile, a test run can be stopped, and the results of that run considered complete, if you measure emissions continuously until at least 3 hours after the affected process unit has reached maximum temperature, AND the hourly average THC mass emissions rate has not increased during the 3-hour period since maximum process temperature was reached, and the hourly average concentrations of THC at the inlet of the control device have not exceeded 20 ppmvd, corrected to 18 percent oxygen, during the 3-hour period since maximum process temperature was reached or the hourly average THC percentage reduction has been at least 95 percent during the 3-hour period since maximum process temperature was reached, AND, for sources equipped with a thermal or catalytic oxidizer, at least 1 hour has passed since any reduction in the operating temperature of the oxidizer, as specified in item 13 of this table.

b. Establish the operating limit for the maximum organic HAP processing rate
i. Method 311 of 40 CFR part 63, appendix A, OR MSDS, OR product labels to determine the mass fraction of organic HAP in each resin, binder, or additive; and
(1) Calculate and record the organic HAP content of all refractory shapes that are processed during the performance test, based on the mass fraction of HAP in the resins, binders, or additives; the mass fraction of each resin, binder, or additive, in the product, and the batch weight prior to processing; and

ii. Product formulation data that specify the mass fraction of each resin, binder, and additive in the products that are processed during the performance test; and
iii. Batch weight (tons)
(2) Calculate and record the organic HAP processing rate (pounds per batch) for each test run; and
(3) Calculate and record the maximum organic HAP processing rate as the average of the organic HAP processing rates for the two test runs.

c. Record the batch cycle time
Process data
Record the total elapsed time from the start to the completion of the batch cycle.

d. Record the operating temperature of the affected source
Process data
Record the operating temperature of the affected source at least once every hour from the start to the completion of the batch cycle.
9. Each batch process unit that is subject to the THC emission limit listed in item 6.a., 7.a., 8, or 9 of Table 1 to this subpart
a. Measure THC concentrations at the outlet of the control device or in the stack
i. Method 25A of 40 CFR part 60, appendix A-7
(1) Each minute, measure and record the concentrations of THC in the exhaust stream; and

(2) Provide at least 50 1-minute measurements for each valid hourly average THC concentration.

b. Measure oxygen concentrations at the outlet of the control device or in the stack
i. Method 3A of 40 CFR part 60, appendix A-2
(1) Each minute, measure and record the concentrations of oxygen in the exhaust stream; and

(2) Provide at least 50 1-minute measurements for each valid hourly average oxygen concentration.

c. Determine the hourly average THC concentration, corrected to 18 percent oxygen
i. Equation 1 of §63.9800(g)(1); and
ii. The 1-minute THC and oxygen concentration data
(1) Calculate the hourly average THC concentration for each hour of the performance test as the average of the 1-minute THC measurements; and

(2) Calculate the hourly average oxygen concentration for each hour of the performance test as the average of the 1-minute oxygen measurements; and

(3) Correct the hourly average THC concentrations to 18 percent oxygen using Equation 1 of §63.9800(g)(1).

d. Determine the 3-hour peak THC emissions period for each test run
The hourly average THC concentrations, corrected to 18 percent oxygen
Select the period of 3 consecutive hours over which the sum of the hourly average THC concentrations, corrected to 18 percent oxygen, is greater than the sum of the hourly average THC emission concentrations, corrected to 18 percent oxygen, for any other period of 3 consecutive hours during the test run.

e. Determine the average THC concentration, corrected to 18 percent oxygen, for each test run
The hourly average THC emission concentrations, corrected to 18 percent oxygen, for the 3-hour peak THC emissions period
Calculate the average of the hourly average THC concentrations, corrected to 18 percent oxygen, for the 3 hours of the peak emissions period for each test run.

f. Determine the 2-run block average THC concentration, corrected to 18 percent oxygen, for the emission test
The average THC concentration, corrected to 18 percent oxygen, for each test run
Calculate the average of the average THC concentrations, corrected to 18 percent oxygen, for each run.
10. Each batch process unit that is subject to the THC percentage reduction limit listed in item 6.b. or 7.b. of Table 1 to this subpart
a. Measure THC concentrations at the inlet and outlet of the control device
i. Method 25A of 40 CFR part 60, appendix A-7
(1) Each minute, measure and record the concentrations of THC at the control device inlet and outlet; and

(2) Provide at least 50 1-minute measurements for each valid hourly average THC concentration at the control device inlet and outlet.

b. Determine the hourly THC mass emissions rates at the control device inlet and outlet
i. The 1-minute THC concentration data at the control device inlet and outlet; and
ii. The volumetric flow rates at the control device inlet and outlet
(1) Calculate the hourly mass emissions rates at the control device inlet and outlet for each hour of the performance test.

c. Determine the 3-hour peak THC emissions period for each test run
The hourly THC mass emissions rates at the control device inlet
Select the period of 3 consecutive hours over which the sum of the hourly THC mass emissions rates at the control device inlet is greater than the sum of the hourly THC mass emissions rates at the control device inlet for any other period of 3 consecutive hours during the test run.

d. Determine the average THC percentage reduction for each test run
i. Equation 2 of §63.9800(g)(2); and
ii. The hourly THC mass emissions rates at the control device inlet and outlet for the 3-hour peak THC emissions period
Calculate the average THC percentage reduction for each test run using Equation 2 of §63.9800(g)(2).

e. Determine the 2-run block average THC percentage reduction for the emission test
The average THC percentage reduction for each test run
Calculate the average of the average THC percentage reductions for each test run.
11. Each batch process unit that is equipped with a thermal oxidizer
a. Establish the operating limit for the minimum thermal oxidizer combustion chamber temperature
i. Continuous recording of the output of the combustion chamber temperature measurement device
(1) At least every 15 minutes, measure and record the thermal oxidizer combustion chamber temperature; and

(2) Provide at least one temperature measurement during at least three 15-minute periods per hour of testing; and

(3) Calculate the hourly average combustion chamber temperature for each hour of the 3-hour peak emissions period, as defined in item 9.d. or 10.c. of this table, whichever applies; and

(4) Calculate the minimum allowable thermal oxidizer combustion chamber operating temperature as the average of the hourly combustion chamber temperatures for the 3-hour peak emissions period, minus 14 °C (25 °F).
12. Each batch process unit that is equipped with a catalytic oxidizer
a. Establish the operating limit for the minimum temperature at the inlet of the catalyst bed
i. Continuous recording of the output of the temperature measurement device
(1) At least every 15 minutes, measure and record the temperature at the inlet of the catalyst bed; and

(2) Provide at least one catalyst bed inlet temperature measurement during at least three 15-minute periods per hour of testing; and

(3) Calculate the hourly average catalyst bed inlet temperature for each hour of the 3-hour peak emissions period, as defined in item 9.d. or 10.c. of this table, whichever applies; and

(4) Calculate the minimum allowable catalytic oxidizer catalyst bed inlet temperature as the average of the hourly catalyst bed inlet temperatures for the 3-hour peak emissions period, minus 14 °C (25 °F).
13. Each batch process unit that is equipped with a thermal or catalytic oxidizer
a. During each test run, maintain the applicable operating temperature of the oxidizer until emission levels allow the oxidizer to be shut off or the operating temperature of the oxidizer to be reduced

(1) The oxidizer can be shut off or the oxidizer operating temperature can be reduced if you do not use an emission profile to limit testing to the 3-hour peak emissions period, as specified in item 8.a.i.4. of this table; and

(2) At least 3 hours have passed since the affected process unit reached maximum temperature; and

(3) The applicable emission limit specified in item 6.a. or 6.b. of Table 1 to this subpart was met during each of the previous three 1-hour periods; and

(4) The hourly average THC mass emissions rate did not increase during the 3-hour period since maximum process temperature was reached; and

(5) The applicable emission limit specified in item 6.a. and 6.b. of Table 1 to this subpart was met during each of the four 15-minute periods immediately following the oxidizer temperature reduction; and

(6) If the applicable emission limit specified in item 6.a. or 6.b. of Table 1 to this subpart was not met during any of the four 15-minute periods immediately following the oxidizer temperature reduction, you must return the oxidizer to its normal operating temperature as soon as possible and maintain that temperature for at least 1 hour; and

(7) Continue the test run until the applicable emission limit specified in items 6.a. and 6.b. of Table 1 to this subpart is met for at least four consecutive 15-minute periods that immediately follow the temperature reduction; and

(8) Calculate the hourly average oxidizer operating temperature for each hour of the performance test since the affected process unit reached maximum temperature.
14. Each new continuous kiln that is used to process clay refractory products
a. Measure emissions of HF and HCl
i. Method 26A of 40 CFR part 60, appendix A-8; or
ii. Method 26 of 40 CFR part 60, appendix A-8; or
iii. Method 320 of 40 CFR part 63, appendix A
(1) Conduct the test while the kiln is operating at the maximum production level; and
(2) You may use Method 26 of 40 CFR part 60, appendix A-8, only if no acid PM (e.g., HF or HCl dissolved in water droplets emitted by sources controlled by a wet scrubber) is present; and

(3) If you use Method 320 of 40 CFR part 63, appendix A, you must follow the analyte spiking procedures of Section 13 of Method 320 unless you can demonstrate that the complete spiking procedure has been conducted at a similar source. ASTM D6348-12e1 (incorporated by reference, see §63.14) may be used as an alternative to Method 320 if the test plan preparation and implementation in Annexes A1-A8 are mandatory and the %R in Annex A5 is determined for each target analyte and is equal or greater than 70 percent and less than or equal to 130 percent; and

(4) Repeat the performance test if the affected source is controlled with a DLA and you change the source of the limestone used in the DLA.

b. Perform a minimum of 3 test runs
The appropriate test methods specified in items 1 and 14.a. of this table
Each test run must be at least 1 hour in duration.
15. Each new continuous kiln that is subject to the production-based HF and HCl emission limits specified in items 10.a. and 10.b. of Table 1 to this subpart
a. Record the uncalcined clay processing rate
i. Production data; and
ii. Product formulation data that specify the mass fraction of uncalcined clay in the products that are processed during the performance test
(1) Record the production rate (tons per hour of fired product); and
(2) Calculate and record the average rate at which uncalcined clay is processed (tons per hour) for each test run; and
(3) Calculate and record the 3-run average uncalcined clay processing rate as the average of the average uncalcined clay processing rates for each test run.

b. Determine the HF mass emissions rate at the outlet of the control device or in the stack
i. Method 26A of 40 CFR part 60, appendix A-8; or
ii. Method 26 of 40 CFR part 60, appendix A-8; or
iii. Method 320 of 40 CFR part 63, appendix A
Calculate the HF mass emissions rate for each test.
ASTM D6348-12e1 (incorporated by reference, see §63.14) may be used as an alternative to Method 320 if the test plan preparation and implementation in Annexes A1-A8 are mandatory and the %R in Annex A5 is determined for each target analyte and is equal or greater than 70 percent and less than or equal to 130 percent.

c. Determine the 3-hour block average production-based HF emissions rate
i. The HF mass emissions rate for each test run; and
ii. The average uncalcined clay processing rate
(1) Calculate the hourly production-based HF emissions rate for each test run using Equation 3 of §63.9800(g)(3); and

(2) Calculate the 3-hour block average production-based HF emissions rate as the average of the hourly production-based HF emissions rates for each test run.

d. Determine the HCl mass emissions rate at the outlet of the control device or in the stack
i. Method 26A of 40 CFR part 60, appendix A-8; or
ii. Method 26 of 40 CFR part 60, appendix A-8; or
iii. Method 320 of 40 CFR part 63, appendix A
Calculate the HCl mass emissions rate for each test run.
ASTM D6348-12e1 (incorporated by reference, see §63.14) may be used as an alternative to Method 320 if the test plan preparation and implementation in Annexes A1-A8 are mandatory and the %R in Annex A5 is determined for each target analyte and is equal or greater than 70 percent and less than or equal to 130 percent.

e. Determine the 3-hour block average production-based HCl emissions rate
i. The HCl mass emissions rate for each test run; and
ii. The average uncalcined clay processing rate
(1) Calculate the hourly production-based HCl emissions rate for each test run using Equation 3 of §63.9800(g)(3); and

(2) Calculate the 3-hour block average production-based HCl emissions rate as the average of the production-based HCl emissions rates for each test run.
16. Each new continuous kiln that is subject to the HF and HCl percentage reduction limits specified in items 10.a. and 10.b. of Table 1 to this subpart
a. Measure the HF mass emissions rates at the inlet and outlet of the control device
i. Method 26A of 40 CFR part 60, appendix A-8; or
ii. Method 26 of 40 CFR part 60, appendix A-8; or
iii. Method 320 of 40 CFR part 63, appendix A
Calculate the HF mass emissions rates at the control device inlet and outlet for each test run.
ASTM D6348-12e1 (incorporated by reference, see §63.14) may be used as an alternative to Method 320 if the test plan preparation and implementation in Annexes A1-A8 are mandatory and the %R in Annex A5 is determined for each target analyte and is equal or greater than 70 percent and less than or equal to 130 percent.

b. Determine the 3-hour block average HF percentage reduction
i. The HF mass emissions rates at the inlet and outlet of the control device for each test run
(1) Calculate the hourly HF percentage reduction using Equation 2 of §63.9800(g)(2); and

(2) Calculate the 3-hour block average HF percentage reduction as the average of the HF percentage reductions for each test run.

c. Measure the HCl mass emissions rates at the inlet and outlet of the control device
i. Method 26A of 40 CFR part 60, appendix A-8; or
ii. Method 26 of 40 CFR part 60, appendix A-8; or
iii. Method 320 of 40 CFR part 63, appendix A
Calculate the HCl mass emissions rates at the control device inlet and outlet for each test run.
ASTM D6348-12e1 (incorporated by reference, see §63.14) may be used as an alternative to Method 320 if the test plan preparation and implementation in Annexes A1-A8 are mandatory and the %R in Annex A5 is determined for each target analyte and is equal or greater than 70 percent and less than or equal to 130 percent.

d. Determine the 3-hour block average HCl percentage reduction.
i. The HCl mass emissions rates at the inlet and outlet of the control device for each test run
(1) Calculate the hourly HCl percentage reduction using Equation 2 of §63.9800(g)(2); and

(2) Calculate the 3-hour block average HCl percentage reduction as the average of HCl percentage reductions for each test run.
17. Each new batch process kiln that is used to process clay refractory products
a. Measure emissions of HF and HCl at the inlet and outlet of the control device
i. Method 26A of 40 CFR part 60, appendix A-8; or
ii. Method 26 of 40 CFR part 60, appendix A-8; or
iii. Method 320 of 40 CFR part 63, appendix A
(1) Conduct the test while the kiln is operating at the maximum production level; and
(2) You may use Method 26 of 40 CFR part 60, appendix A, only if no acid PM (e.g., HF or HCl dissolved in water droplets emitted by sources controlled by a wet scrubber) is present; and
(3) If you use Method 320 of 40 CFR part 63, you must follow the analyte spiking procedures of Section 13 of Method 320 unless you can demonstrate that the complete spiking procedure has been conducted at a similar source
ASTM D6348-12e1 (incorporated by reference, see §63.14) may be used as an alternative to Method 320 if the test plan preparation and implementation in Annexes A1-A8 are mandatory and the %R in Annex A5 is determined for each target analyte and is equal or greater than 70 percent and less than or equal to 130 percent.; and

(4) Repeat the performance test if the affected source is controlled with a DLA and you change the source of the limestone used in the DLA.

b. Perform a minimum of 2 test runs
i. The appropriate test methods specified in items 1 and 17.a. of this table
(1) Each test run must be conducted over a separate batch cycle unless you satisfy the requirements of §63.9800(f)(3) and (4); and

(2) Each test run must consist of a series of 1-hour runs at the inlet and outlet of the control device, beginning with the start of a batch cycle, except as specified in item 17.b.i.4. of this table; and

(3) Each test run must continue until the end of the batch cycle, except as specified in item 17.b.i.4. of this table; and

(4) If you develop an emissions profile, as described in §63.9802(b), you can limit each test run to the 3-hour peak HF emissions period.

c. Determine the hourly HF and HCl mass emissions rates at the inlet and outlet of the control device
i. The appropriate test methods specified in items 1 and 17.a. of this table
Determine the hourly mass HF and HCl emissions rates at the inlet and outlet of the control device for each hour of each test run.

d. Determine the 3-hour peak HF emissions period
The hourly HF mass emissions rates at the inlet of the control device
Select the period of 3 consecutive hours over which the sum of the hourly HF mass emissions rates at the control device inlet is greater than the sum of the hourly HF mass emissions rates at the control device inlet for any other period of 3 consecutive hours during the test run.

e. Determine the 2-run block average HF percentage reduction for the emissions test
i. The hourly average HF emissions rates at the inlet and outlet of the control device
(1) Calculate the HF percentage reduction for each hour of the 3-hour peak HF emissions period using Equation 2 of §63.9800(g)(2); and

(2) Calculate the average HF percentage reduction for each test run as the average of the hourly HF percentage reductions for the 3-hour peak HF emissions period for that run; and

(3) Calculate the 2-run block average HF percentage reduction for the emission test as the average of the average HF percentage reductions for the two test runs.

f. Determine the 2-run block average HCl percentage reduction for the emission test
i. The hourly average HCl emissions rates at the inlet and outlet of the control device
(1) Calculate the HCl percentage reduction for each hour of the 3-hour peak HF emissions period using Equation 2 §63.9800(g)(2); and

(2) Calculate the average HCl percentage reduction for each test run as the average of the hourly HCl percentage reductions for the 3-hour peak HF emissions period for that run; and

(3) Calculate the 2-run block average HCl percentage reduction for the emission test as the average of the average HCl percentage reductions for the two test runs.
18. Each new kiln that is used to process clay refractory products and is equipped with a DLA
a. Establish the operating limit for the minimum pressure drop across the DLA
Data from the pressure drop measurement device during the performance test
(1) At least every 15 minutes, measure the pressure drop across the DLA; and

(2) Provide at least one pressure drop measurement during at least three 15-minute periods per hour of testing; and

(3) Calculate the hourly average pressure drop across the DLA for each hour of the performance test; and

(4) Calculate and record the minimum pressure drop as the average of the hourly average pressure drops across the DLA for the two or three test runs, whichever applies.

b. Establish the operating limit for the limestone feeder setting
Data from the limestone feeder during the performance test
(1) Ensure that limestone in the feed hopper, silo, and DLA is free-flowing at all times during the performance test; and

(2) Establish the limestone feeder setting 1 week prior to the performance test; and

(3) Record and maintain the feeder setting for the 1-week period that precedes the performance test and during the performance test.
19. Each new kiln that is used to process clay refractory products and is equipped with a DIFF or DLS/FF
a. Document conformance with specifications and requirements of the bag leak detection system
Data from the installation and calibration of the bag leak detection system
Submit analyses and supporting documentation demonstrating conformance with EPA guidance and specifications for bag leak detection systems as part of the Notification of Compliance Status.

b. Establish the operating limit for the lime feeder setting
i. Data from the lime feeder during the performance test
(1) For continuous lime injection systems, ensure that lime in the feed hopper or silo is free-flowing at all times during the performance test; and

(2) Record the feeder setting for the three test runs; and

(3) If the feed rate setting varies during the three test runs, calculate and record the average feed rate for the two or three test runs, whichever applies.
20. Each new kiln that is used to process clay refractory products and is equipped with a wet scrubber
a. Establish the operating limit for the minimum scrubber pressure drop
i. Data from the pressure drop measurement device during the performance test
(1) At least every 15 minutes, measure the pressure drop across the scrubber; and

(2) Provide at least one pressure drop measurement during at least three 15-minute periods per hour of testing; and

(3) Calculate the hourly average pressure drop across the scrubber for each hour of the performance test; and

(4) Calculate and record the minimum pressure drop as the average of the hourly average pressure drops across the scrubber for the two or three test runs, whichever applies.

b. Establish the operating limit for the minimum scrubber liquid pH
i. Data from the pH measurement device during the performance test
(1) At least every 15 minutes, measure scrubber liquid pH; and

(2) Provide at least one pH measurement during at least three 15-minute periods per hour of testing; and

(3) Calculate the hourly average pH values for each hour of the performance test; and

(4) Calculate and record the minimum liquid pH as the average of the hourly average pH measurements for the two or three test runs, whichever applies.

c. Establish the operating limit for the minimum scrubber liquid flow rate
i. Data from the flow rate measurement device during the performance test
(1) At least every 15 minutes, measure the scrubber liquid flow rate; and

(2) Provide at least one flow rate measurement during at least three 15-minute periods per hour of testing; and

(3) Calculate the hourly average liquid flow rate for each hour of the performance test; and

(4) Calculate and record the minimum liquid flow rate as the average of the hourly average liquid flow rates for the two or three test runs, whichever applies.

d. If chemicals are added to the scrubber liquid, establish the operating limit for the minimum scrubber chemical feed rate
i. Data from the chemical feed rate measurement device during the performance test
(1) At least every 15 minutes, measure the scrubber chemical feed rate; and

(2) Provide at least one chemical feed rate measurement during at least three 15-minute periods per hour of testing; and

(3) Calculate the hourly average chemical feed rate for each hour of the performance test; and

(4) Calculate and record the minimum chemical feed rate as the average of the hourly average chemical feed rates for the two or three test runs, whichever applies.
21. Each new and existing kiln that is used to process clay refractory products that is subject to the PM limits specified in items 10.c. 11.c, 12.a, and 13.a of Table 1 to this subpart
Measure PM emissions
Method 5 of 40 CFR part 60, appendix A-3

22. Each new and existing kiln that is used to process clay refractory products that is subject to the Hg limits specified in items 10.d. 11.d, 12.b, and 13.b of Table 1 to this subpart
Measure Hg emissions
Method 29 of 40 CFR part 60, appendix A-8
ASTM D6784-02 (Reapproved 2008) (incorporated by reference, see §63.14) may be used as an alternative to Method 29 (portion for Hg only).
23. Each new and existing kiln that is used to process clay refractory products and is equipped with an ACI system
Establish the operating limit for the average carbon flow rate
Data from the carbon flow rate measurement conducted during the Hg performance test
You must measure the carbon flow rate during each test run, determine and record the block average carbon flow rate values for the three test runs, and determine and record the 3-hour block average of the recorded carbon flow rate measurements for the three test runs. The average of the three test runs establishes your minimum site-specific activated carbon flow rate operating limit.
24. Each existing kiln that is used to process clay refractory products and is equipped with a FF and a bag leak detection system
Document conformance with specifications and requirements of the bag leak detection system
Data from the installation and calibration of the bag leak detection system
Submit analyses and supporting documentation demonstrating conformance with EPA guidance and specifications for bag leak detection systems as part of the Notification of Compliance Status.
25. Each existing kiln that is used to process clay refractory products and is equipped with a wet scrubber
a. Establish the operating limit for the minimum scrubber pressure drop
i. Data from the pressure drop measurement device during the performance test
(1) At least every 15 minutes, measure the pressure drop across the scrubber; and

(2) Provide at least one pressure drop measurement during at least three 15-minute periods per hour of testing; and

(3) Calculate the hourly average pressure drop across the scrubber for each hour of the performance test; and

(4) Calculate and record the minimum pressure drop as the average of the hourly average pressure drops across the scrubber for the two or three test runs, whichever applies.

b. Establish the operating limit for the minimum scrubber liquid flow rate
i. Data from the flow rate measurement device during the performance test
(1) At least every 15 minutes, measure the scrubber liquid flow rate; and

(2) Provide at least one flow rate measurement during at least three 15-minute periods per hour of testing; and

(3) Calculate the hourly average liquid flow rate for each hour of the performance test; and

(4) Calculate and record the minimum liquid flow rate as the average of the hourly average liquid flow rates for the two or three test runs, whichever applies.

21. Table 5 to Subpart SSSSS is revised to read as follows:
Table 5 to Subpart SSSSS of Part 63 -- Initial Compliance With Emission Limits
As stated in §63.9806, you must show initial compliance with the emission limits for affected sources according to the following table:
For .  .  .
For the following emission limit .  .  .
You have demonstrated compliance if .  .  .
1. Each affected source listed in Table 1 to this subpart
a. Each applicable emission limit listed in Table 1 to this subpart
i. Emissions measured using the test methods specified in Table 4 to this subpart satisfy the applicable emission limits specified in Table 1 to this subpart; and

ii. You establish and have a record of the operating limits listed in Table 2 to this subpart over the performance test period; and

iii. You report the results of the performance test in the Notification of Compliance Status, as specified by §63.9812(e)(1) and (2).
2. Each new or existing curing oven, shape dryer, and kiln that is used to process refractory products that use organic HAP; each new or existing coking oven and defumer that is used to produce pitch-impregnated refractory products; each new shape preheater that is used to produce pitch-impregnated refractory products; AND each new or existing process unit that is exhausted to a thermal or catalytic oxidizer that also controls emissions from an affected shape preheater or pitch working tank
As specified in items 3 through 8 of this table
You have satisfied the applicable requirements specified in items 3 through 8 of this table.
3. Each affected continuous process unit that is subject to the THC emission concentration limit listed in item 2.a., 3.a., 4, or 5 of Table 1 to this subpart
The average THC concentration must not exceed 20 ppmvd, corrected to 18 percent oxygen
The 3-hour block average THC emission concentration measured during the performance test using Methods 25A and 3A is equal to or less than 20 ppmvd, corrected to 18 percent oxygen.
4. Each affected continuous process unit that is subject to the THC percentage reduction limit listed in item 2.b. or 3.b. of Table 1 to this subpart
The average THC percentage reduction must equal or exceed 95 percent
The 3-hour block average THC percentage reduction measured during the performance test using Method 25A is equal to or greater than 95 percent.
5. Each affected batch process unit that is subject to the THC emission concentration limit listed in item 6.a., 7.a., 8, or 9 of Table 1 to this subpart
The average THC concentration must not exceed 20 ppmvd, corrected to 18 percent oxygen
The 2-run block average THC emission concentration for the 3-hour peak emissions period measured during the performance test using Methods 25A and 3A is equal to or less than 20 ppmvd, corrected to 18 percent oxygen.
6. Each affected batch process unit that is subject to the THC percentage reduction limit listed in item 6.b. or 7.b. of Table 1 to this subpart
The average THC percentage reduction must equal or exceed 95 percent
The 2-run block average THC percentage reduction for the 3-hour peak emissions period measured during the performance test using Method 25A is equal to or exceeds 95 percent.
7. Each affected continuous or batch process unit that is equipped with a control device other than a thermal or catalytic oxidizer and is subject to the emission limit listed in item 3 or 7 of Table 1 to this subpart
a. The average THC concentration must not exceed 20 ppmvd, corrected to 18 percent oxygen; or
b. The average THC percentage reduction must equal or exceed 95 percent
i. You have installed a THC CEMS at the outlet of the control device or in the stack of the affected source; and
ii. You have satisfied the requirements of PS-8 of 40 CFR part 60, appendix B.
8. Each affected continuous or batch process unit that uses process changes to reduce organic HAP emissions and is subject to the emission limit listed in item 4 or 8 of Table 1 to this subpart
The average THC concentration must not exceed 20 ppmvd, corrected to 18 percent oxygen
i. You have installed a THC CEMS at the outlet of the control device or in the stack of the affected source; and
ii. You have satisfied the requirements of PS-8 of 40 CFR part 60, appendix B.
9. Each new continuous kiln that is used to process clay refractory products
a. The average HF emissions must not exceed 0.019 kg/Mg (0.038 lb/ton) of uncalcined clay processed; OR the average uncontrolled HF emissions must be reduced by at least 90 percent
i. The 3-hour block average production-based HF emissions rate measured during the performance test using one of the methods specified in item 14.a.i. of Table 4 to this subpart is equal to or less than 0.019 kg/Mg (0.038 lb/ton) of uncalcined clay processed; or

ii. The 3-hour block average HF emissions reduction measured during the performance test is equal to or greater than 90 percent.

b. The average HCl emissions must not exceed 0.091 kg/Mg (0.18 lb/ton) of uncalcined clay processed; OR the average uncontrolled HCl emissions must be reduced by at least 30 percent
i. The 3-hour block average production-based HCl emissions rate measured during the performance test using one of the methods specified in item 14.a.i. of Table 4 to this subpart is equal to or less than 0.091 kg/Mg (0.18 lb/ton) of uncalcined clay processed; or

ii. The 3-hour block average HCl emissions reduction measured during the performance test is equal to or greater than 30 percent.

c. The average PM emissions must not exceed 1.4 kg/Mg (3.1 lb/hr)
i. The 3-hour block average PM emissions measured during the performance test using one of the methods specified in item 21 of Table 4 to this subpart is equal to or less than 1.4 kg/Mg (3.1 lb/hr).

d. The average Hg emissions must not exceed 6.1 ug/dscm at 18 percent oxygen
i. The 3-hour block average Hg emissions measured during the performance test using one of the methods specified in item 22 of Table 4 to this subpart is equal to or less than 6.1 ug/dscm at 18 percent oxygen.
10. Each new batch process kiln that is used to process clay refractory products
a. The average uncontrolled HF emissions must be reduced by at least 90 percent
The 2-run block average HF emission reduction measured during the performance test is equal to or greater than 90 percent.

b. The average uncontrolled HCl emissions must be reduced by at least 30 percent
The 2-run block average HCl emissions reduction measured during the performance test is equal to or greater than 30 percent.

c. The average PM emissions must not exceed 1.4 kg/Mg (3.1 lb/hr)
i. The 2-run block average PM emissions measured during the performance test using one of the methods specified in item 21 of Table 4 to this subpart is equal to or less than 1.4 kg/Mg (3.1 lb/hr).

d. The average Hg emissions must not exceed 6.1 ug/dscm at 18 percent oxygen
i. The 2-run block average Hg emissions measured during the performance test using one of the methods specified in item 22 of Table 4 to this subpart is equal to or less than 6.1 ug/dscm at 18 percent oxygen.
11. Each existing continuous kiln that is used to produce clay refractory products on and after [date 1 year after date of publication of final rule in the Federal Register]
a. The average PM emissions must not exceed 4.3 kg/Mg (9.5 lb/hr)
i. The 3-hour block average PM emissions measured during the performance test using one of the methods specified in item 21 of Table 4 to this subpart is equal to or less than 4.3 kg/Mg (9.5 lb/hr).

b. The average Hg emissions must not exceed 18 ug/dscm at 18 percent oxygen
i. The 3-hour block average Hg emissions measured during the performance test using one of the methods specified in item 22 of Table 4 to this subpart is equal to or less than 18 ug/dscm at 18 percent oxygen.
12. Each existing batch kiln that is used to produce clay refractory products on and after [date 1 year after date of publication of final rule in the Federal Register]
a. The average PM emissions must not exceed 4.3 kg/Mg (9.5 lb/hr)
i. The 2-run block average PM emissions measured during the performance test using one of the methods specified in item 21 of Table 4 to this subpart is equal to or less than 4.3 kg/Mg (9.5 lb/hr).

b. The average Hg emissions must not exceed 18 ug/dscm at 18 percent oxygen
i. The 2-run block average Hg emissions measured during the performance test using one of the methods specified in item 22 of Table 4 to this subpart is equal to or less than 18 ug/dscm at 18 percent oxygen.

22. Table 6 to Subpart SSSSS is revised to read as follows:
Table 6 to Subpart SSSSS of Part 63 -- Initial Compliance With Work Practice Standards
As stated in §63.9806, you must show initial compliance with the work practice standards for affected sources according to the following table:
For each .  .  .
For the following standard .  .  .
You have demonstrated initial compliance if .  .  .
1. Each affected source listed in Table 3 to this subpart
a. Each applicable work practice standard listed in Table 3 to this subpart
i. You have selected a method for performing each of the applicable work practice standards listed in Table 3 to this subpart; and

ii. You have included in your Initial Notification a description of the method selected for complying with each applicable work practice standard, as required by §63.9(b); and

iii. You submit a signed statement with the Notification of Compliance Status that you have implemented the applicable work practice standard listed in Table 3 to this subpart; and

iv. You have described in your OM&M plan the method for complying with each applicable work practice standard specified in Table 3 to this subpart.
2. Each basket or container that is used for holding fired refractory shapes in an existing shape preheater and autoclave during the pitch impregnation process
a. Control POM emissions from any affected shape preheater
i. You have implemented at least one of the work practice standards listed in item 1 of Table 3 to this subpart; and

ii. You have established a system for recording the date and cleaning method for each time you clean an affected basket or container.
3. Each affected new or existing pitch working tank
Control POM emissions
You have captured and vented emissions from the affected pitch working tank to the device that is used to control emissions from an affected defumer or coking oven, or to a thermal or catalytic oxidizer that is comparable to the control device used on an affected defumer or coking oven.
4. Each new or existing chromium refractory products kiln
Minimize fuel-based HAP emissions
You use natural gas, or equivalent, as the kiln fuel.
5. Each existing clay refractory products kiln
Minimize fuel-based HAP emissions
You use natural gas, or equivalent, as the kiln fuel.
6. Each new or existing curing oven, shape dryer, and kiln that is used to process refractory products that use organic HAP, on and after [date of publication of final rule in the Federal Register]
Minimize fuel-based HAP emissions
You use natural gas, or equivalent, as the kiln fuel.

23. Table 7 to Subpart SSSSS is revised to read as follows:
Table 7 to Subpart SSSSS of Part 63 -- Continuous Compliance with Emission Limits
As stated in §63.9810, you must show continuous compliance with the emission limits for affected sources according to the following table:
For .  .  .
For the following emission limit .  .  .
You must demonstrate continuous compliance by .  .  .
1. Each affected source listed in Table 1 to this subpart
a. Each applicable emission limit listed in Table 1 to this subpart
i. Collecting and recording the monitoring and process data listed in Table 2 (operating limits) to this subpart; and

ii. Reducing the monitoring and process data associated with the operating limits specified in Table 2 to this subpart; and

iii. Recording the results of any control device inspections; and

iv. Reporting, in accordance with §63.9814(e), any deviation from the applicable operating limits specified in Table 2 to this subpart.
2. Each new or existing curing oven, shape dryer, and kiln that is used to process refractory products that use organic HAP; each new or existing coking oven and defumer that is used to produce pitch-impregnated refractory products; each new shape preheater that is used to produce pitch-impregnated refractory products; AND each new or existing process unit that is exhausted to a thermal or catalytic oxidizer that also controls emissions from an affected shape preheater or pitch working tank
As specified in items 3 though 7 of this table
Satisfying the applicable requirements specified in items 3 through 7 of this table.
3. Each affected process unit that is equipped with a thermal or catalytic oxidizer
a. The average THC concentration must not exceed 20 ppmvd, corrected to 18 percent oxygen; OR the average THC percentage reduction must equal or exceed 95 percent
i. Collecting the applicable data measured by the control device temperature monitoring system, as specified in items 5, 6, 8, and 9 of Table 8 to this subpart; and

ii. Reducing the applicable data measured by the control device temperature monitoring system, as specified in items 5, 6, 8, and 9 of Table 8 to this subpart; and

iii. Maintaining the average control device operating temperature for the applicable averaging period specified in items 5, 6, 8, and 9 of Table 2 to this subpart at or above the minimum allowable operating temperature established during the most recent performance test.
4. Each affected process unit that is equipped with a control device other than a thermal or catalytic oxidizer
The average THC concentration must not exceed 20 ppmvd, corrected to 18 percent oxygen; OR the average THC performance reduction must equal or exceed 95 percent
Operating and maintaining a THC CEMS at the outlet of the control device or in the stack of the affected source, according to the requirements of Procedure 1 of 40 CFR part 60, appendix F.
5. Each affected process unit that uses process changes to meet the applicable emission limit
The average THC concentration must not exceed 20 ppmvd, corrected to 18 percent oxygen
Operating and maintaining a THC CEMS at the outlet of the control device or in the stack of the affected source, according to the requirements of Procedure 1 of 40 CFR part 60, appendix F.
6. Each affected continuous process unit
The average THC concentration must not exceed 20 ppmvd, corrected to 18 percent oxygen; OR the average THC percentage reduction must equal or exceed 95 percent
Recording the organic HAP processing rate (pounds per hour) and the operating temperature of the affected source, as specified in items 3.b. and 3.c. of Table 4 to this subpart.
7. Each affected batch process unit
The average THC concentration must not exceed 20 ppmvd, corrected to 18 percent oxygen; OR the average THC percentage reduction must equal or exceed 95 percent
Recording the organic HAP processing rate (pounds per batch); and process cycle time for each batch cycle; and hourly average operating temperature of the affected source, as specified in items 8.b. through 8.d. of Table 4 to this subpart.
8. Each new kiln that is used to process clay refractory products
As specified in items 9 through 11 of this table
Satisfying the applicable requirements specified in items 9 through 11 of this table.
9. Each new affected kiln that is equipped with a DLA
a. The average HF emissions must not exceed 0.019 kg/Mg (0.038 lb/ton) of uncalcined clay processed, OR the average uncontrolled HF emissions must be reduced by at least 90 percent; and
b. The average HCl emissions must not exceed 0.091 kg/Mg (0.18 lb/ton) of uncalcined clay processed, or the average uncontrolled HCl emissions must be reduced by at least 30 percent
i. Maintaining the pressure drop across the DLA at or above the minimum levels established during the most recent performance test; and
ii. Verifying that the limestone hopper contains an adequate amount of free-flowing limestone by performing a daily visual check of the limestone in the feed hopper; and
iii. Recording the limestone feeder setting daily to verify that the feeder setting is at or above the level established during the most recent performance test; and
iv. Using the same grade of limestone as was used during the most recent performance test and maintaining records of the source and grade of limestone.

c. The average PM emissions must not exceed 1.4 kg/Mg (3.1 lb/hr); and
d. The average Hg emissions must not exceed 6.1 ug/dscm, corrected to 18 percent oxygen
i. Performing VE observations of the stack at the frequency specified in §63.9810(f) using Method 22 of 40 CFR part 60, appendix A-7; maintaining no VE from the stack.
10. Each new affected kiln that is equipped with a DIFF or DLS/FF
a. The average HF emissions must not exceed 0.019 kg/Mg (0.038 lb/ton) of uncalcined clay processed; OR the average uncontrolled HF emissions must be reduced by at least 90 percent; and
b. The average HCl emissions must not exceed 0.091 kg/Mg (0.18 lb/ton) of uncalcined clay processed; OR the average uncontrolled HCl emissions must be reduced by at least 30 percent; and
c. The average PM emissions must not exceed 1.4 kg/Mg (3.1 lb/hr); and
d. The average Hg emissions must not exceed 6.1 ug/dscm, corrected to 18 percent oxygen
i. Verifying at least once each 8-hour shift that lime is free-flowing by means of a visual check, checking the output of a load cell, carrier gas/lime flow indicator, or carrier gas pressure drop measurement system; and
ii. Recording feeder setting daily to verify that the feeder setting is at or above the level established during the most recent performance test; and
iii. Initiating corrective action within 1 hour of a bag leak detection system alarm AND completing corrective actions in accordance with the OM&M plan, AND operating and maintaining the fabric filter such that the alarm does not engage for more than 5 percent of the total operating time in a 6-month block reporting period.
11. Each new affected kiln that is equipped with a wet scrubber
a. The average HF emissions must not exceed 0.019 kg/Mg (0.038 lb/ton) of uncalcined clay processed; OR the average uncontrolled HF emissions must be reduced by at least 90 percent; and
b. The average HCl emissions must not exceed 0.091 kg/Mg (0.18 lb/ton) of uncalcined clay processed; OR the average uncontrolled HCl emissions must be reduced by at least 30 percent; and
c. The average PM emissions must not exceed 1.4 kg/Mg (3.1 lb/hr); and
d. The average Hg emissions must not exceed 6.1 ug/dscm, corrected to 18 percent oxygen
i. Maintaining the pressure drop across the scrubber, liquid pH, and liquid flow rate at or above the minimum levels established during the most recent performance test; and
ii. If chemicals are added to the scrubber liquid, maintaining the average chemical feed rate at or above the minimum chemical feed rate established during the most recent performance test.
12. Each new affected kiln that is equipped with an ACI system
The average Hg emissions must not exceed 6.1 ug/dscm, corrected to 18 percent oxygen
Collecting the carbon flow rate data according to §63.9804(a); reducing the carbon flow rate data to 3-hour block averages according to §63.9804(a); maintaining the average carbon flow rate for each 3-hour block period at or above the average carbon flow rate established during the Hg performance test in which compliance was demonstrated.
13. Each existing affected kiln that is equipped with a DLA or no add-on control
a. The average PM emissions must not exceed 4.3 kg/Mg (9.5 lb/hr); and
b. The average Hg emissions must not exceed 18 ug/dscm, corrected to 18 percent oxygen
i. Performing VE observations of the stack at the frequency specified in §63.9810(f) using Method 22 of 40 CFR part 60, appendix A-7; maintaining no VE from the stack.
14. Each existing affected kiln that is equipped with a DIFF or DLS/FF
a. The average PM emissions must not exceed 4.3 kg/Mg (9.5 lb/hr)
i. If you use a bag leak detection system, as prescribed in §63.9804(f), initiating corrective action within 1 hour of a bag leak detection system alarm AND completing corrective actions in accordance with the OM&M plan, AND operating and maintaining the fabric filter such that the alarm does not engage for more than 5 percent of the total operating time in a 6-month block reporting period; OR

ii. Performing VE observations of the stack at the frequency specified in §63.9810(f) using Method 22 of 40 CFR part 60, appendix A-7; maintaining no VE from the stack.
15. Each existing affected kiln that is equipped with a wet scrubber
a. The average PM emissions must not exceed 4.3 kg/Mg (9.5 lb/hr); and
b. The average Hg emissions must not exceed 18 ug/dscm, corrected to 18 percent oxygen
i. Maintaining the pressure drop across the scrubber and liquid flow rate at or above the minimum levels established during the most recent performance test.
16. Each existing affected kiln that is equipped with an ACI system