['Air Programs']
['Hazardous Air Pollutants']
02/27/2022
...
Table 1 to Subpart RRRR of Part 63 - Operating Limits if Using the Emission Rate With Add-on Controls Option
If you are required to comply with operating limits by §63.4892, you must comply with the applicable operating limits in the following table:
For the following device . . . | you must meet the following operating limit . . . | and you must demonstrate continuous compliance with the operating limit by . . . |
---|---|---|
1. thermal oxidizer | a. the average combustion temperature in any 3-hour period must not fall below the combustion temperature limit established according to §63.4966(a) | i. collecting the combustion temperature data according to §63.4967(c); ii. reducing the data to 3-hour block averages; and iii. maintaining the 3-hour average combustion temperature at or above the temperature limit. |
2. catalytic oxidizer | a. the average temperature measured just before the catalyst bed in any 3-hour period must not fall below the limit established according to §63.4966(b); and either | i. collecting the temperature data according to §63.4967(c); ii. reducing the data to 3-hour block averages; and iii. maintaining the 3-hour average temperature before the catalyst bed at or above the temperature limit. |
b. ensure that the average temperature difference across the catalyst bed in any 3-hour period does not fall below the temperature difference limit established according to §63.4966(b), or | i. collecting the temperature data according to §63.4967(c); ii. reducing the data to 3-hour block averages; and iii. maintaining the 3-hour average temperature difference at or above the temperature difference limit. | |
c. develop and implement an inspection and maintenance plan according to §63.4966(b)(3) and (4). | i. maintaining an up-to-date inspection and maintenance plan, records of annual catalyst activity checks, records of monthly inspections of the oxidizer system, and records of the annual internal inspections of the catalyst bed. If a problem is discovered during a monthly or annual inspection required by §63.4966(b)(4), you must take corrective action as soon as practicable consistent with the manufacturer's recommendations. | |
3. carbon adsorber | a. the total regeneration desorbing gas (e.g., steam or nitrogen) mass flow for each carbon bed regeneration cycle must not fall below the total regeneration desorbing gas mass flow limit established according to §63.4966(c) | i. measuring the total regeneration desorbing gas (e.g., steam or nitrogen) mass flow for each regeneration cycle according §63.4967(d); and ii. maintaining the total regeneration desorbing gas mass flow at or above the mass flow limit. |
b. the temperature of the carbon bed after completing each regeneration and any cooling cycle must not exceed the carbon bed temperature limit established according to §63.4966(c) | i. measuring the temperature of the carbon bed after completing each regeneration and any cooling cycle according to §63.4967(d); and ii. operating the carbon beds such that each carbon bed is not returned to service until completing each regeneration and any cooling cycle until the recorded temperature of the carbon bed is at or below the temperature limit. | |
4. condenser | a. the average condenser outlet (product side) gas temperature in any 3-hour period must not exceed the temperature limit established according to §63.4966(d) | i. collecting the condenser outlet (product side) gas temperature according to §63.4967(e); ii. reducing the data to 3-hour block averages; and iii. maintaining the 3-hour average gas temperature at the outlet at or below the temperature limit. |
5. emission capture system that is a PTE according to §63.4964(a) | a. the direction of the air flow at all times must be into the enclosure; and either | i. collecting the direction of air flow, and either the facial velocity of air through all natural draft openings according to §63.4967(f)(1) or the pressure drop across the enclosure according to §63.4967(f)(2); and ii. maintaining the facial velocity of air flow through all natural draft openings or the pressure drop at or above the facial velocity limit or pressure drop limit, and maintaining the direction of air flow into the enclosure at all times. |
b. the average facial velocity of air through all natural draft openings in the enclosure must be at least 200 feet per minute; or | i. collecting the direction of air flow, and either the facial velocity of air through all natural draft openings according to §63.4967(f)(1) or the pressure drop across the enclosure according to §63.4967(f)(2); and ii. maintaining the facial velocity of air flow through all natural draft openings or the pressure drop at or above the facial velocity limit or pressure drop limit, and maintaining the direction of air flow into the enclosure at all times. | |
c. the pressure drop across the enclosure must be at least 0.007 inch H2O, as established in Method 204 of appendix M to 40 CFR part 51 | i. collecting the direction of air flow, and either the facial velocity of air through all natural draft openings according to §63.4967(f)(1) or the pressure drop across the enclosure according to §63.4967(f)(2); and ii. maintaining the facial velocity of air flow through all natural draft openings or the pressure drop at or above the facial velocity limit or pressure drop limit, and maintaining the direction of air flow into the enclosure at all times. | |
6. emission capture system that is not a PTE according to §63.4964(a) | a. the average gas volumetric flow rate or duct static pressure in each duct between a capture device and add-on control device inlet in any 3-hour period must not fall below the average volumetric flow rate or duct static pressure limit established for that capture device according to §63.4966(e) | i. collecting the gas volumetric flow rate or duct static pressure for each capture device according to §63.4967(f); ii. reducing the data to 3-hour block averages; and iii. maintaining the 3-hour average gas volumetric flow rate or duct static pressure for each capture device at or above the gas volumetric flow rate or duct static pressure limit. |
7. concentrators, including zeolite wheels and rotary carbon adsorbers | a. the average gas temperature of the desorption concentrate stream in any 3-hour period must not fall below the limit established according to §63.4966(f) | i. collecting the temperature data according to §63.4967(g); ii. reducing the data to 3-hour block averages; and iii. maintaining the 3-hour average temperature at or above the temperature limit. |
b. the average pressure drop of the dilute stream across the concentrator in any 3-hour period must not fall below the limit established according to §63.4966(f) | i. collecting the pressure drop data according to §63.4967(g); ii. reducing the pressure drop data to 3-hour block averages; and iii. maintaining the 3-hour average pressure drop at or above the pressure drop | |
8. bioreactor systems | a. the use of an alternative monitoring method as set forth in §63.8(f) |
Table 2 to Subpart RRRR of Part 63 - Applicability of General Provisions to Subpart RRRR
Citation | Subject | Applicable to subpart | Explanation |
---|---|---|---|
§63.1(a)(1)-(12) | General Applicability | Yes | |
§63.1(b)(1)-(3) | Initial Applicability Determination | Yes | Applicability to subpart RRRR is also specified in §63.4881. |
§63.1(c)(1) | Applicability After Standard Established | Yes | |
§63.1(c)(2)-(3) | Applicability of Permit Program for Area Sources | No | Area sources are not subject to subpart RRRR. |
§63.1(c)(4)-(5) | Extensions and Notifications | Yes | |
§63.1(c)(6) | Reclassification | Yes | |
§63.1(e) | Applicability of Permit Program Before Relevant Standard is Set | Yes | |
§63.2 | Definitions | Yes | Additional definitions are specified in §63.4981. |
§63.3(a)-(c) | Units and Abbreviations | Yes | |
§63.4(a)(1)-(5) | Prohibited Activities | Yes | |
§63.4(b)-(c) | Circumvention/Severability | Yes | |
§63.5(a) | Construction/Reconstruction | Yes | |
§63.5(b)(1)-(6) | Requirements for Existing, Newly Constructed, and Reconstructed Sources | Yes | |
§63.5(d) | Application for Approval of Construction/Reconstruction | Yes | |
§63.5(e) | Approval of Construction/Reconstruction | Yes | |
§63.5(f) | Approval of Construction/Reconstruction Based on Prior State Review | Yes | |
§63.6(a) | Compliance With Standards and Maintenance Requirements - Applicability | Yes | |
§63.6(b)(1)-(7) | Compliance Dates for New and Reconstructed Sources | Yes | Section 63.4883 specifies the compliance dates. |
§63.6(c)(1)-(5) | Compliance Dates for Existing Sources | Yes | Section 63.4883 specifies the compliance dates. |
§63.6(e)(1)(i) | Operation and Maintenance | Yes, before September 12, 2019. No, on and after September 12, 2019 | See §63.4900(b) for general duty requirement. |
§63.6(e)(1)(ii) | Operation and Maintenance | Yes, before September 12, 2019. No, on and after September 12, 2019 | |
§63.6(e)(1)(iii) | Operation and Maintenance | Yes | |
§63.6(e)(3) | Startup, shutdown, and malfunction Plan (SSMP) | Yes, before September 12, 2019. No, on and after September 12, 2019 | |
§63.6(f)(1) | Compliance Except During Startup, Shutdown, and Malfunction | Yes, before September 12, 2019. No, on and after September 12, 2019 | |
§63.6(f)(2)-(3) | Methods for Determining Compliance | Yes | |
§63.6(g)(1)-(3) | Use of Alternative Standards | Yes | |
§63.6(h) | Compliance With Opacity/Visible Emission Standards | No | Subpart RRRR does not establish opacity standards and does not require continuous opacity monitoring systems (COMS). |
§63.6(i)(1)-(16) | Extension of Compliance | Yes | |
§63.6(j) | Presidential Compliance Exemption | Yes | |
§63.7(a)(1) | Performance Test Requirements - Applicability | Yes | Applies to all affected sources using an add-on control device to comply with the standards. Additional requirements for performance testing are specified in §§63.4963, 63.4964, and 63.4965. |
§63.7(a)(2) | Performance Test Requirements - Dates | Yes | Applies only to performance tests for capture system and control device efficiency at sources using these to comply with the standards. Section 63.4960 specifies the schedule for performance test requirements that are earlier than those specified in §63.7(a)(2). |
§63.7(a)(3) | Performance Tests Required by the Administrator | Yes | |
§63.7(b)-(d) | Performance Test Requirements - Notification, Quality Assurance, Facilities Necessary Safe Testing, Conditions During Test | Yes | Applies only to performance tests for capture system and add-on control device efficiency at sources using these to comply with the standards. |
§63.7(e)(1) | Conduct of performance tests | Yes, before September 12, 2019. No, on and after September 12, 2019 | See §63.4963(a). |
§63.7(e)(2)-(4) | Conduct of performance tests | Yes. | |
§63.7(f) | Performance Test Requirements - Use of Alternative Test Method | Yes | Applies to all test methods except those used to determine capture system efficiency. |
§63.7(g)-(h) | Performance Test Requirements - Data Analysis, Recordkeeping, Reporting, Waiver of Test | Yes | Applies only to performance tests for capture system and add-on control device efficiency at sources using these to comply with the standards. |
§63.8(a)(1)-(3) | Monitoring Requirements - Applicability | Yes | Applies only to monitoring of capture system and add-on control device efficiency at sources using these to comply with the standards. Additional requirements for monitoring are specified in §63.4967. |
§63.8(a)(4) | Additional Monitoring Requirements | No | Subpart RRRR does not have monitoring requirements for flares. |
§63.8(b) | Conduct of Monitoring | Yes | |
§63.8(c)(1) | Continuous Monitoring Systems (CMS) Operation and Maintenance | Yes, before September 12, 2019. No, on and after September 12, 2019 | |
§63.8(c)(2)-(3) | CMS Operation and Maintenance | Yes | Applies only to monitoring of capture system and add-on control device efficiency at sources using these to comply with the standards. Additional requirements for CMS operations and maintenance are specified in §63.4967. |
§63.8(c)(4) | CMS | No | Section 63.4967 specifies the requirements for the operation of CMS for capture systems and add-on control devices at sources using these to comply. |
§63.8(c)(5) | COMS | No | Subpart RRRR does not have opacity or visible emissions standards. |
§63.8(c)(6) | CMS Requirements | No | Section 63.4967 specifies the requirements for monitoring systems for capture systems and add-on control devices at sources using these to comply. |
§63.8(c)(7) | CMS Out-of-Control Periods | Yes | |
§63.8(c)(8) | CMS Out-of-Control Periods Reporting | No | Section 63.4920 requires reporting of CMS out-of-control periods. |
§63.8(d)-(e) | Quality Control Program and CMS Performance Evaluation | No | Subpart RRRR does not require the use of CEMS. |
§63.8(f)(1)-(5) | Use of an Alternative Monitoring Method | Yes. | |
§63.8(f)(6) | Alternative to Relative Accuracy Test | No | Subpart RRRR does not require the use of CEMS. |
§63.8(g)(1)-(5) | Data Reduction | No | Sections 63.4966 and 63.4967 specify monitoring data reduction. |
§63.9(a)-(d) | Notification Requirements | Yes | |
§63.9(e) | Notification of Performance Test | Yes | Applies only to capture system and add-on control device performance tests at sources using these to comply with the standards. |
§63.9(f) | Notification of Visible Emissions/Opacity Test | No | Subpart RRRR does not have opacity or visible emission standards. |
§63.9(g)(1)-(3) | Additional Notifications When Using CMS | No | Subpart RRRR does not require the use of CEMS. |
§63.9(h) | Notification of Compliance Status | Yes | Section 63.4910 specifies the dates for submitting the notification of compliance status. |
§63.9(i) | Adjustment of Submittal Deadlines | Yes | |
§63.9(j) | Change in Previous Information | Yes | |
§63.9(k) | Electronic reporting procedures | Yes | Only as specified in §63.9(j). |
§63.10(a) | Recordkeeping/Reporting - Applicability and General Information | Yes | |
§63.10(b)(1) | General Recordkeeping Requirements | Yes | Additional requirements are specified in §§63.4930 and 63.4931. |
§63.10(b)(2)(i) | Recordkeeping of Occurrence and Duration of Startups and Shutdowns | Yes, before September 12, 2019. No, on and after September 12, 2019 | See §63.4930(j). |
§63.10(b)(2)(ii) | Recordkeeping of Failures to Meet Standards | Yes, before September 12, 2019. No, on and after September 12, 2019 | See §63.4930(j). |
§63.10(b)(2)(iii) | Recordkeeping Relevant to Maintenance of Air Pollution Control and Monitoring Equipment | Yes | |
§63.10(b)(2)(iv)- (v) | Actions Taken to Minimize Emissions During SSM | Yes, before September 12, 2019. No, on and after September 12, 2019 | See §63.4930(j)(4) for a record of actions taken to minimize emissions during a deviation from the standard. |
§63.10(b)(2)(vi) | Recordkeeping for CMS malfunctions | Yes, before September 12, 2019. No, on and after September 12, 2019 | See §63.4930(j) for records of periods of deviation from the standard, including instances where a CMS is inoperative or out-of-control. |
§63.10(b)(2)(vii)-(xi) | Records | Yes | |
§63.10(b)(2)(xii) | Records | Yes | |
§63.10(b)(2)(xiii) | No | Subpart RRRR does not require the use of CEMS. | |
§63.10(b)(2)(xiv) | Yes | ||
§63.10(b)(3) | Recordkeeping Requirements for Applicability Determinations | Yes | |
§63.10(c)(1)-(6) | Additional Recordkeeping Requirements for Sources with CMS | Yes | |
§63.10(c)(7)-(8) | Additional Recordkeeping Requirements for Sources with CMS | No | See §63.4930(j)(1) for records of periods of deviation from the standard, including instances where a CMS is inoperative or out-of-control. |
§63.10(c)(10)-(14) | Additional Recordkeeping Requirements for Sources with CMS | Yes | |
§63.10(c)(15) | Records Regarding the SSMP | Yes, before September 12, 2019. No, on and after September 12, 2019 | |
§63.10(d)(1) | General Reporting Requirements | Yes | Additional requirements are specified in §63.4920. |
§63.10(d)(2) | Report of Performance Test Results | Yes | Additional requirements are specified in §63.4920(b). |
§63.10(d)(3) | Reporting Opacity or Visible Emissions Observations | No | Subpart RRRR does not require opacity or visible emissions observations. |
§63.10(d)(4) | Progress Reports for Sources With Compliance Extensions | Yes | |
§63.10(d)(5) | Startup, Shutdown, and Malfunction Reports | Yes, before September 12, 2019. No, on and after September 12, 2019 | See §63.4920(a)(7). |
§63.10(e)(1)-(2) | Additional CMS Reports | No | Subpart RRRR does not require the use of CEMS. |
§63.10(e)(3) | Excess Emissions/CMS Performance Reports | No | Section 63.4920(a) specifies the contents of periodic compliance reports. |
§63.10(e)(4) | COMS Data Reports | No | Subpart RRRR does not specify requirements for opacity or COMS. |
§63.10(f) | Recordkeeping/Reporting Waiver | Yes | |
§63.11 | Control Device Requirements/Flares | No | Subpart RRRR does not specify use of flares for compliance. |
§63.12 | State Authority and Delegations | Yes | |
§63.13 | Addresses | Yes | |
§63.14 | Incorporation by Reference | Yes | |
Availability of Information/Confidentiality | Yes |
[84 FR 9642, Mar. 15, 2019; 85 FR 73908, Nov. 19, 2020]
Table 3 to Subpart RRRR of Part 63 - Default Organic HAP Mass Fraction for Solvents and Solvent Blends
You may use the mass fraction values in the following table for solvent blends for which you do not have test data or manufacturer's formulation data:
Solvent/Solvent blend | CAS. No. | Average organic HAP mass fraction | Typical organic HAP, percent by mass |
---|---|---|---|
1. Toluene | 108-88-3 | 1.0 | Toluene. |
2. Xylene(s) | 1330-20-7 | 1.0 | Xylenes, ethylbenzene. |
3. Hexane | 110-54-3 | 0.5 | n-hexane. |
4. n-Hexane | 110-54-3 | 1.0 | n-hexane. |
5. Ethylbenzene | 100-41-4 | 1.0 | Ethylbenzene. |
6. Aliphatic 140 | 0 | None. | |
7. Aromatic 100 | 0.02 | 1% xylene, 1% cumene. | |
8. Aromatic 150 | 0.09 | Naphthalene. | |
9. Aromatic naphtha | 64742-95-6 | 0.02 | 1% xylene, 1% cumene. |
10. Aromatic solvent | 64742-94-5 | 0.1 | Naphthalene. |
11. Exempt mineral spirits | 8032-32-4 | 0 | None. |
12. Ligroines (VM & P) | 8032-32-4 | 0 | None. |
13. Lactol spirits | 64742-89-6 | 0.15 | Toluene. |
14. Low aromatic white spirit | 64742-82-1 | 0 | None. |
15. Mineral spirits | 64742-88-7 | 0.01 | Xylenes. |
16. Hydrotreated naphtha | 64742-48-9 | 0 | None. |
17. Hydrotreated light distillate | 64742-47-8 | 0.001 | Toluene. |
18. Stoddard solvent | 8052-41-3 | 0.01 | Xylenes. |
19. Super high-flash naphtha | 64742-95-6 | 0.05 | Xylenes. |
20. Varsol ® solvent | 8052-49-3 | 0.01 | 0.5% xylenes, 0.5% ethyl benzene. |
21. VM & P naphtha | 64742-89-8 | 0.06 | 3% toluene, 3% xylene. |
22. Petroleum distillate mixture | 68477-31-6 | 0.08 | 4% naphthalene, 4% biphenyl. |
Table 4 to Subpart RRRR of Part 63 - Default Organic HAP Mass Fraction for Petroleum Solvent Groups 1
You May Use the Mass Fraction Values in the Following Fable for Solvent Blends for Which You Do Not Have Test Data or Manufacturer's Formulation Data:
Solvent type | Average organic HAP mass fraction | Typical organic percent HAP, by mass |
---|---|---|
1 Use this table only if the solvent blend does not match any of the solvent blends in Table 3 to this subpart and you only know whether the blend is aliphatic or aromatic. 2 E.g., Mineral Spirits 135, Mineral Spirits 150 EC, Naphtha, Mixed Hydrocarbon, Aliphatic Hydrocarbon, Aliphatic Naphtha, Naphthol Spirits, Petroleum Spirits, Petroleum Oil, Petroleum Naphtha, Solvent Naphtha, Solvent Blend. 3 E.g., Medium-flash Naphtha, High-flash Naphtha, Aromatic Naphtha, Light Aromatic Naphtha, Light Aromatic Hydrocarbons, Aromatic Hydrocarbons, Light Aromatic Solvent. | ||
Aliphatic 2 | 0.03 | 1% Xylene, 1% Toluene, and 1% Ethylbenzene. |
Aromatic 3 | 0.06 | 4% Xylene, 1% Toluene, and 1% Ethylbenzene. |
Table 5 to Subpart RRRR of Part 63 - List of Hazardous Air Pollutants That Must Be Counted Toward Total Organic HAP Content if Present at 0.1 Percent or More by Mass
Chemical name | CAS No. |
---|---|
1,1,2,2-Tetrachloroethane | 79-34-5 |
1,1,2-Trichloroethane | 79-00-5 |
1,1-Dimethylhydrazine | 57-14-7 |
1,2-Dibromo-3-chloropropane | 96-12-8 |
1,2-Diphenylhydrazine | 122-66-7 |
1,3-Butadiene | 106-99-0 |
1,3-Dichloropropene | 542-75-6 |
1,4-Dioxane | 123-91-1 |
2,4,6-Trichlorophenol | 88-06-2 |
2,4/2,6-Dinitrotoluene (mixture) | 25321-14-6 |
2,4-Dinitrotoluene | 121-14-2 |
2,4-Toluene diamine | 95-80-7 |
2-Nitropropane | 79-46-9 |
3,3'-Dichlorobenzidine | 91-94-1 |
3,3'-Dimethoxybenzidine | 119-90-4 |
3,3'-Dimethylbenzidine | 119-93-7 |
4,4'-Methylene bis(2-chloroaniline) | 101-14-4 |
Acetaldehyde | 75-07-0 |
Acrylamide | 79-06-1 |
Acrylonitrile | 107-13-1 |
Allyl chloride | 107-05-1 |
alpha-Hexachlorocyclohexane (a-HCH) | 319-84-6 |
Aniline | 62-53-3 |
Benzene | 71-43-2 |
Benzidine | 92-87-5 |
Benzotrichloride | 98-07-7 |
Benzyl chloride | 100-44-7 |
beta-Hexachlorocyclohexane (b-HCH) | 319-85-7 |
Bis(2-ethylhexyl)phthalate | 117-81-7 |
Bis(chloromethyl)ether | 542-88-1 |
Bromoform | 75-25-2 |
Captan | 133-06-2 |
Carbon tetrachloride | 56-23-5 |
Chlordane | 57-74-9 |
Chlorobenzilate | 510-15-6 |
Chloroform | 67-66-3 |
Chloroprene | 126-99-8 |
Cresols (mixed) | 1319-77-3 |
DDE | 3547-04-4 |
Dichloroethyl ether | 111-44-4 |
Dichlorvos | 62-73-7 |
Epichlorohydrin | 106-89-8 |
Ethyl acrylate | 140-88-5 |
Ethylene dibromide | 106-93-4 |
Ethylene dichloride | 107-06-2 |
Ethylene oxide | 75-21-8 |
Ethylene thiourea | 96-45-7 |
Ethylidene dichloride (1,1-Dichloroethane) | 75-34-3 |
Formaldehyde | 50-00-0 |
Heptachlor | 76-44-8 |
Hexachlorobenzene | 118-74-1 |
Hexachlorobutadiene | 87-68-3 |
Hexachloroethane | 67-72-1 |
Hydrazine | 302-01-2 |
Isophorone | 78-59-1 |
Lindane (hexachlorocyclohexane, all isomers) | 58-89-9 |
m-Cresol | 108-39-4 |
Methylene chloride | 75-09-2 |
Naphthalene | 91-20-3 |
Nitrobenzene | 98-95-3 |
Nitrosodimethylamine | 62-75-9 |
o-Cresol | 95-48-7 |
o-Toluidine | 95-53-4 |
Parathion | 56-38-2 |
p-Cresol | 106-44-5 |
p-Dichlorobenzene | 106-46-7 |
Pentachloronitrobenzene | 82-68-8 |
Pentachlorophenol | 87-86-5 |
Propoxur | 114-26-1 |
Propylene dichloride | 78-87-5 |
Propylene oxide | 75-56-9 |
Quinoline | 91-22-5 |
Tetrachloroethene | 127-18-4 |
Toxaphene | 8001-35-2 |
Trichloroethylene | 79-01-6 |
Trifluralin | 1582-09-8 |
Vinyl bromide | 593-60-2 |
Vinyl chloride | 75-01-4 |
Vinylidene chloride | 75-35-4 |
[84 FR 9645, Mar. 15, 2019]
Source: 68 FR 31760, May 28, 2003, unless otherwise noted.
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