| For . . .
| For the following work practice standard . . .
| You must demonstrate continuous compliance by . . .
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| 1. Each affected source listed in Table 3 to this subpart | Each applicable work practice requirement listed in Table 3 to this subpart | i. Performing each applicable work practice standard listed in Table 3 to this subpart; and
ii. Maintaining records that document the method and frequency for complying with each applicable work practice standard listed in Table 3 to this subpart, as required by §§ 63.10(b) and 63.9816(c)(2).
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| 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 | Control POM emissions from any affected shape preheater | i. Controlling emissions from the volatilization of residual pitch by implementing one of the work practice standards listed in item 1 of Table 3 to this subpart; and
ii. Recording the date and cleaning method each time you clean an affected basket or container.
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| 3. Each new or existing pitch working tank | Control POM emissions | Capturing and venting emissions from the affected pitch working tank to the control 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.
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| 4. Each new or existing chromium refractory products kiln | Minimize fuel-based HAP emissions | i. Before November 19, 2021, using natural gas, or equivalent, as the kiln fuel at all times except during periods of natural gas curtailment or supply interruption; on and after November 19, 2021, using natural gas, or equivalent, as the kiln fuel at all times; and
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| | | ii. Before November 19, 2021, if you intend to use an alternative fuel, submitting 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; and
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| | | iii. Before November 19, 2021, submitting a report of alternative fuel use within 10 working days after terminating the use of the alternative fuel, as specified in § 63.9814(g).
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| 5. Each existing clay refractory products kiln | Minimize fuel-based HAP emissions | i. Before November 19, 2021, using natural gas, or equivalent, as the kiln fuel at all times except during periods of natural gas curtailment or supply interruption; on and after November 19, 2021, using natural gas, or equivalent, as the kiln fuel at all times; and
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| | | ii. Before November 19, 2021, if you intend to use an alternative fuel, submitting 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; and
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| | | iii. Before November 19, 2021, submitting a report of alternative fuel use within 10 working days after terminating the use of the alternative fuel, as specified in § 63.9814(g).
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| 6. Each affected continuous kiln used to manufacture refractory products that use organic HAP that is equipped with an emission control device for THC | Minimize organic HAP emissions | i. Operating the control device at all times unless you receive Administrator approval to take the control device out of service for scheduled maintenance, as specified in § 63.9792(e); and
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| | | ii. Minimizing HAP emissions during the period when the kiln is operating and the control device is out of service as specified in item 5 of Table 3 to this subpart; and
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| | | iii. On and after November 19, 2021, recording the actual hourly organic HAP processing rate for the kiln while the control device was out of service and the amount of product manufactured in the kiln while the control device was out of service; and
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| | | iv. Recording the duration of each period when the kiln is operating and the control device is out of service and, on and after November 19, 2021, the total amount of time per year on a 12-month rolling basis that the kiln has operated and the control device has been out of service.
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| 7. Each new or existing curing oven, shape dryer, and kiln that is used to process refractory products that use organic HAP, on and after November 19, 2021 | Minimize fuel-based HAP emissions | Using natural gas, or equivalent, as the kiln fuel at all times. |