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SUMMARY: The U.S. Environmental Protection Agency (EPA) is taking final action on the technology review conducted on the Miscellaneous Coating Manufacturing (MCM) source category regulated under the National Emission Standards for Hazardous Air Pollutants (NESHAP). These final amendments include provisions for inorganic hazardous air pollutant (HAP) standards for process vessels.
DATES: This final rule is effective February 22, 2023, published in the Federal Register February 22, 2023, page 10842.
View final rule.
§63.7995 When do I have to comply with this subpart? | ||
(a) introductory text | Revised | View text |
(b) | Revised | View text |
(f) | Added | View text |
§63.8000 What are my general requirements for complying with this subpart? | ||
(d)(1) introductory text | Revised | View text |
(d)(1)(viii) | Added | View text |
§63.8005 What requirements apply to my process vessels? | ||
(a)(1) introductory text | Revised | View text |
(a)(1)(i) | Revised | View text |
(a)(1)(iii) | Added | View text |
(d)(1) | Revised | View text |
(i) | Added | View text |
§63.8075 What reports must I submit and when? | ||
(d)(1) | Revised | View text |
§63.8080 What records must I keep? | ||
(g) | Revised | View text |
(i) introductory text | Revised | View text |
§63.8105 What definitions apply to this subpart? | ||
Definitions for “Bag Leak Detection System”, “Fabric filter”, and “Material containing metal HAP” | Added | View text |
Table 1 to Subpart HHHHH of Part 63—Emission Limits and Work Practice Standards for Process Vessels | ||
Entire table | Revised | View text |
Previous Text
§63.7995 When do I have to comply with this subpart?
* * * *
(a) Except as specified in paragraph (e) of this section, if you have a new affected source, you must comply with this subpart according to the requirements in paragraphs (a)(1) and (2) of this section.
* * * *
(b) Except as specified in paragraph (e) of this section, if you have an existing affected source on December 11, 2003, then you must comply with the requirements for existing sources in this subpart no later than December 11, 2006.
§63.8000 What are my general requirements for complying with this subpart?
* * * *
(d)(1) Requirements for performance tests. The requirements specified in paragraphs (d)(1)(i) through (vi) of this section apply instead of or in addition to the requirements for performance testing of control devices as specified in of this part.
§63.8005 What requirements apply to my process vessels?
* * * *
(a)(1) You must meet each emission limit and work practice standard in Table 1 to this subpart that applies to you, and you must meet each applicable requirement specified in §63.8000(b), except as specified in paragraphs (a)(1)(i) and (ii) of this section.
(i) You are not required to meet the emission limits and work practice standards in Table 1 to this subpart if you comply with §63.8050 or §63.8055.
* * * *
(d)(1) To demonstrate initial compliance with a percent reduction emission limit in Table 1 to this subpart, you must conduct the performance test or design evaluation under conditions as specified in §63.7(e)(1), except as specified in paragraph (d)(5) of this section, and except that the performance test or design evaluation must be conducted under worst-case conditions. Also, the performance test for a control device used to control emissions from process vessels must be conducted according to §63.1257(b)(8), including the submittal of a site-specific test plan for approval prior to testing. The requirements in §63.997(e)(1)(i) and (iii) also do not apply for performance tests conducted to determine compliance with the emission limits for process vessels.
§63.8075 What reports must I submit and when?
* * * *
(d)(1) You must submit the notification of compliance status report no later than 150 days after the applicable compliance date specified in §63.7995. You must submit a separate notification of compliance status report after the applicable compliance date specified in §63.7995(e).
§63.8080 What records must I keep?
* * * *
(g) If you establish separate operating limits as allowed in § 63.8005(e), you must maintain a log of operation or a daily schedule indicating the time when you change from one operating limit to another.
* * * *
(i) On and after the compliance date specified in § 63.7995(e), for each deviation from an emission limitation reported under § 63.8075(e)(5), a record of the information specified in paragraphs (i)(1) and (2) of this section, as applicable.
Table 1 to Subpart HHHHH of Part 63—Emission Limits and Work Practice Standards for Process Vessels
As required in §63.8005, you must meet each emission limit and work practice standard in the following table that applies to your process vessels.
For each . . . | You must . . . | And you must . . . |
---|---|---|
1. Portable process vessel at an existing source | a. Equip the vessel with a cover or lid that must be in place at all times when the vessel contains a HAP, except for material additions and sampling | Nonapplicable. |
2. Stationary process vessel at an existing source | a. Equip the vessel with a cover or lid that must be in place at all times when the vessel contains a HAP, except for material additions and sampling; or | i. Considering both capture and any combination of control (except a flare), reduce emissions of organic HAP with a vapor existing pressure ?0.6 kPa by ?75 percent by weight, and reduce emissions of organic HAP with a vapor pressure <0.6 kPa by ?60 percent by weight. |
b. Equip the vessel with a tightly fitting vented cover or lid that must be closed at all times when the vessel contains HAP, except for material additions and sampling | i. Reduce emissions of organic HAP with a vapor pressure ?0.6 kPa by ?75 percent by weight, and reduce emissions of organic HAP with a vapor pressure <0.6 kPa by ?60 percent by weight, by venting emissions through a closed-vent system to any combination of control devices (except a flare); or ii. Reduce emissions of total organic HAP by venting emissions from a non-halogenated vent stream through a closed-vent system to a flare; or iii. Reduce emissions of total organic HAP by venting emissions through a closed-vent system to a condenser that reduces the outlet gas temperature to: | |
<10°C if the process vessel contains HAP with a partial pressure <0.6 kPa, or | ||
<2°C if the process vessel contains HAP with a partial pressure ?0.6 kPa and <17.2 kPa, or | ||
<?5°C if the process vessel contains HAP with a partial pressure ?17.2 kPa. | ||
3. Portable and stationary process vessel at a new source | a. Equip the vessel with a tightly fitting vented cover or lid that must be closed at all times when the vessel contains HAP, except for material additions and sampling | i. Reduce emissions of total organic HAP by ?95 percent by weight by venting emissions through a closed-vent system to any combination of control devices (except a flare); or ii. Reduce emissions of total organic HAP by venting emissions from a non-halogenated vent stream through a closed-vent system to a flare; or iii. Reduce emissions of total organic HAP by venting emissions through a closed-vent system to a condenser that reduces the outlet gas temperature to: <?4°C if the process vessel contains HAP with a partial pressure <0.7 kPa, or |
<?20°C if the process vessel contains HAP with a partial pressure ?0.7 kPa and <17.2 kPa, or | ||
<?30°C if the process vessel contains HAP with a partial pressure ?17.2 kPa. | ||
4. Halogenated vent stream from a process vessel subject to the requirements of item 2 or 3 of this table for which you use a combustion control device to control organic HAP emissions | a. Use a halogen reduction device after the combustion control device; or b. Use a halogen reduction device before the combustion control device | i. Reduce overall emissions of hydrogen halide and halogen HAP by ?95 percent; or ii. Reduce overall emissions of hydrogen halide and halogen HAP to ?0.45 kilogram per hour (kg/hr). Reduce the halogen atom mass emission rate to ?0.45 kg/hr. |
b. Use a halogen reduction device before the combustion control device | Reduce the halogen atom mass emission rate to ?0.45 kg/hr. |
SUMMARY: The U.S. Environmental Protection Agency (EPA) is taking final action on the technology review conducted on the Miscellaneous Coating Manufacturing (MCM) source category regulated under the National Emission Standards for Hazardous Air Pollutants (NESHAP). These final amendments include provisions for inorganic hazardous air pollutant (HAP) standards for process vessels.
DATES: This final rule is effective February 22, 2023, published in the Federal Register February 22, 2023, page 10842.
View final rule.
§63.7995 When do I have to comply with this subpart? | ||
(a) introductory text | Revised | View text |
(b) | Revised | View text |
(f) | Added | View text |
§63.8000 What are my general requirements for complying with this subpart? | ||
(d)(1) introductory text | Revised | View text |
(d)(1)(viii) | Added | View text |
§63.8005 What requirements apply to my process vessels? | ||
(a)(1) introductory text | Revised | View text |
(a)(1)(i) | Revised | View text |
(a)(1)(iii) | Added | View text |
(d)(1) | Revised | View text |
(i) | Added | View text |
§63.8075 What reports must I submit and when? | ||
(d)(1) | Revised | View text |
§63.8080 What records must I keep? | ||
(g) | Revised | View text |
(i) introductory text | Revised | View text |
§63.8105 What definitions apply to this subpart? | ||
Definitions for “Bag Leak Detection System”, “Fabric filter”, and “Material containing metal HAP” | Added | View text |
Table 1 to Subpart HHHHH of Part 63—Emission Limits and Work Practice Standards for Process Vessels | ||
Entire table | Revised | View text |
Previous Text
§63.7995 When do I have to comply with this subpart?
* * * *
(a) Except as specified in paragraph (e) of this section, if you have a new affected source, you must comply with this subpart according to the requirements in paragraphs (a)(1) and (2) of this section.
* * * *
(b) Except as specified in paragraph (e) of this section, if you have an existing affected source on December 11, 2003, then you must comply with the requirements for existing sources in this subpart no later than December 11, 2006.
§63.8000 What are my general requirements for complying with this subpart?
* * * *
(d)(1) Requirements for performance tests. The requirements specified in paragraphs (d)(1)(i) through (vi) of this section apply instead of or in addition to the requirements for performance testing of control devices as specified in of this part.
§63.8005 What requirements apply to my process vessels?
* * * *
(a)(1) You must meet each emission limit and work practice standard in Table 1 to this subpart that applies to you, and you must meet each applicable requirement specified in §63.8000(b), except as specified in paragraphs (a)(1)(i) and (ii) of this section.
(i) You are not required to meet the emission limits and work practice standards in Table 1 to this subpart if you comply with §63.8050 or §63.8055.
* * * *
(d)(1) To demonstrate initial compliance with a percent reduction emission limit in Table 1 to this subpart, you must conduct the performance test or design evaluation under conditions as specified in §63.7(e)(1), except as specified in paragraph (d)(5) of this section, and except that the performance test or design evaluation must be conducted under worst-case conditions. Also, the performance test for a control device used to control emissions from process vessels must be conducted according to §63.1257(b)(8), including the submittal of a site-specific test plan for approval prior to testing. The requirements in §63.997(e)(1)(i) and (iii) also do not apply for performance tests conducted to determine compliance with the emission limits for process vessels.
§63.8075 What reports must I submit and when?
* * * *
(d)(1) You must submit the notification of compliance status report no later than 150 days after the applicable compliance date specified in §63.7995. You must submit a separate notification of compliance status report after the applicable compliance date specified in §63.7995(e).
§63.8080 What records must I keep?
* * * *
(g) If you establish separate operating limits as allowed in § 63.8005(e), you must maintain a log of operation or a daily schedule indicating the time when you change from one operating limit to another.
* * * *
(i) On and after the compliance date specified in § 63.7995(e), for each deviation from an emission limitation reported under § 63.8075(e)(5), a record of the information specified in paragraphs (i)(1) and (2) of this section, as applicable.
Table 1 to Subpart HHHHH of Part 63—Emission Limits and Work Practice Standards for Process Vessels
As required in §63.8005, you must meet each emission limit and work practice standard in the following table that applies to your process vessels.
For each . . . | You must . . . | And you must . . . |
---|---|---|
1. Portable process vessel at an existing source | a. Equip the vessel with a cover or lid that must be in place at all times when the vessel contains a HAP, except for material additions and sampling | Nonapplicable. |
2. Stationary process vessel at an existing source | a. Equip the vessel with a cover or lid that must be in place at all times when the vessel contains a HAP, except for material additions and sampling; or | i. Considering both capture and any combination of control (except a flare), reduce emissions of organic HAP with a vapor existing pressure ?0.6 kPa by ?75 percent by weight, and reduce emissions of organic HAP with a vapor pressure <0.6 kPa by ?60 percent by weight. |
b. Equip the vessel with a tightly fitting vented cover or lid that must be closed at all times when the vessel contains HAP, except for material additions and sampling | i. Reduce emissions of organic HAP with a vapor pressure ?0.6 kPa by ?75 percent by weight, and reduce emissions of organic HAP with a vapor pressure <0.6 kPa by ?60 percent by weight, by venting emissions through a closed-vent system to any combination of control devices (except a flare); or ii. Reduce emissions of total organic HAP by venting emissions from a non-halogenated vent stream through a closed-vent system to a flare; or iii. Reduce emissions of total organic HAP by venting emissions through a closed-vent system to a condenser that reduces the outlet gas temperature to: | |
<10°C if the process vessel contains HAP with a partial pressure <0.6 kPa, or | ||
<2°C if the process vessel contains HAP with a partial pressure ?0.6 kPa and <17.2 kPa, or | ||
<?5°C if the process vessel contains HAP with a partial pressure ?17.2 kPa. | ||
3. Portable and stationary process vessel at a new source | a. Equip the vessel with a tightly fitting vented cover or lid that must be closed at all times when the vessel contains HAP, except for material additions and sampling | i. Reduce emissions of total organic HAP by ?95 percent by weight by venting emissions through a closed-vent system to any combination of control devices (except a flare); or ii. Reduce emissions of total organic HAP by venting emissions from a non-halogenated vent stream through a closed-vent system to a flare; or iii. Reduce emissions of total organic HAP by venting emissions through a closed-vent system to a condenser that reduces the outlet gas temperature to: <?4°C if the process vessel contains HAP with a partial pressure <0.7 kPa, or |
<?20°C if the process vessel contains HAP with a partial pressure ?0.7 kPa and <17.2 kPa, or | ||
<?30°C if the process vessel contains HAP with a partial pressure ?17.2 kPa. | ||
4. Halogenated vent stream from a process vessel subject to the requirements of item 2 or 3 of this table for which you use a combustion control device to control organic HAP emissions | a. Use a halogen reduction device after the combustion control device; or b. Use a halogen reduction device before the combustion control device | i. Reduce overall emissions of hydrogen halide and halogen HAP by ?95 percent; or ii. Reduce overall emissions of hydrogen halide and halogen HAP to ?0.45 kilogram per hour (kg/hr). Reduce the halogen atom mass emission rate to ?0.45 kg/hr. |
b. Use a halogen reduction device before the combustion control device | Reduce the halogen atom mass emission rate to ?0.45 kg/hr. |