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Electronic Code of Federal Regulations

e-CFR data is current as of December 3, 2019

Title 40Chapter ISubchapter CPart 63Subpart NNNNN → Appendix


Title 40: Protection of Environment
PART 63—NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS FOR SOURCE CATEGORIES (CONTINUED)
Subpart NNNNN—National Emission Standards for Hazardous Air Pollutants: Hydrochloric Acid Production


Table 4 to Subpart NNNNN of Part 63—Initial Compliance With Emission Limitations and Work Practice Standards

As stated in §63.9030, you must comply with the following requirements to demonstrate initial compliance with the applicable emission limits for each affected source vented to a control device and each work practice standard.

For each .  .  . For the following emission limit or work practice standard .  .  . You have demonstrated initial compliance if .  .  .
1. HCl process vent and each HCl storage tank and HCl transfer operation for which you are conducting a performance testa. In Table 1 to this subparti. The average percent reduction of HCl and Cl2 (if applicable), measured over the period of the performance test conducted according to Table 3 of this subpart and determined in accordance with §63.9020(b), is greater than or equal to the applicable percent reduction emission limitation specified in Table 1 of this subpart; or
      ii. The average HCl and Cl2 (if applicable) concentration, measured over the period of the performance test conducted according to Table 3 of this subpart, is less than or equal to the applicable concentration emission limitation specified in Table 1 of this subpart.
2. HCl storage tank and HCl transfer operation for which you are preparing a design evaluation in lieu of conducting a performance testa. In Table 1 to this subparti. The percent reduction of HCl, demonstrated by a design evaluation prepared in accordance with §63.9020(c), is greater than or equal to the applicable percent reduction emission limitation specified in Table 1 of this subpart; or
      ii. The HCl concentration, demonstrated by a design evaluation prepared in accordance with §63.9020(c), is less than or equal to the applicable concentration emission limitation specified in Table 1 of this subpart.
3. Leaking equipmenta. In Table 1 to this subparti. You certify in your Notification of Compliance Status that you have developed and implemented your LDAR plan and submitted it to the Administrator for comment only.

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