Regulations last checked for updates: Nov 22, 2024

Title 40 - Protection of Environment last revised: Nov 20, 2024
Appendix - 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]
authority: 42 U.S.C. 7401
source: 57 FR 61992, Dec. 29, 1992, unless otherwise noted.