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Electronic Code of Federal Regulations

e-CFR data is current as of December 5, 2019

Title 40Chapter ISubchapter CPart 63Subpart VVVVVV → Appendix


Title 40: Protection of Environment
PART 63—NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS FOR SOURCE CATEGORIES (CONTINUED)
Subpart VVVVVV—National Emission Standards for Hazardous Air Pollutants for Chemical Manufacturing Area Sources


Table 3 to Subpart VVVVVV of Part 63—Emission Limits and Compliance Requirements for Continuous Process Vents

[As required in §63.11496, you must comply with the requirements for continuous process vents as shown in the following table]

For .  .  .You must .  .  .Except .  .  .
1. Each continuous process vent with a TRE ≤1.0a. Reduce emissions of total organic HAP by ≥95 percent by weight (≥85 percent by weight for periods of startup or shutdown) or to ≤20 ppmv by routing emissions through a closed vent system to any combination of control devices (except a flare) in accordance with the requirements of §63.982(c) and the requirements referenced therein; ori. Compliance may be based on either total organic HAP or TOC; and
ii. As specified in §63.11496(g).
b. Reduce emissions of total organic by HAP by routing all emissions through a closed-vent system to a flare (except that a flare may not be used to control halogenated vent streams) in accordance with the requirements of §63.982(b) and the requirements referenced therein, ori. Not applicable.
c. Comply with the alternative standard specified in §63.2505 and the requirements referenced thereini. As specified in §63.11496(e).
2. Halogenated vent stream that is controlled through combustiona. Comply with the requirements for halogen scrubbers in §63.11496(d).
3. Each continuous process vent with a TRE >1.0 but ≤4.0a. Comply with the requirements of §63.982(e) and the requirements specified therein if a recovery device, as defined in §63.11502, is used to maintain a TRE >1.0 but ≤4.0.

[77 FR 75760, Dec. 21, 2012]

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