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Electronic Code of Federal Regulations

e-CFR data is current as of December 12, 2019

Title 40Chapter ISubchapter CPart 63Subpart UUU → Appendix


Title 40: Protection of Environment
PART 63—NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS FOR SOURCE CATEGORIES (CONTINUED)
Subpart UUU—National Emission Standards for Hazardous Air Pollutants for Petroleum Refineries: Catalytic Cracking Units, Catalytic Reforming Units, and Sulfur Recovery Units


Table 9 to Subpart UUU of Part 63—Operating Limits for Organic HAP Emissions From Catalytic Cracking Units

As stated in §63.1565(a)(2), you shall meet each operating limit in the following table that applies to you.

For each new or existing catalytic cracking unit .  .  .For this type of continuous
monitoring system .  .  .
For this type of control
device .  .  .
You shall meet this operating
limit .  .  .
1. Subject to the NSPS for carbon monoxide (CO) in 40 CFR 60.103 or 60.102a(b)(4)Continuous emission monitoring systemNot applicableNot applicable.
2. Not subject to the NSPS for CO in 40 CFR 60.103 or 60.102a(b)(4)a. Continuous emission monitoring system.Not applicableNot applicable.
   b. Continuous parameter monitoring systems.i. Thermal incineratorMaintain the daily average combustion zone temperature above the limit established during the performance test; and maintain the daily average oxygen concentration in the vent stream (percent, dry basis) above the limit established during the performance test.
   ii. Boiler or process heater with a design heat input capacity under 44 MW or a boiler or process heater in which all vent streams are not introduced into the flame zone.Maintain the daily average combustion zone temperature above the limit established in the performance test.
   iii. FlareOn and after January 30, 2019, the flare must meet the requirements of §63.670. Prior to January 30, 2019, the flare pilot light must be present at all times and the flare must be operating at all times that emissions may be vented to it, or the flare must meet the requirements of §63.670.
3. During periods of startup, shutdown or hot standbyAnyAnyMeet the requirements in §63.1565(a)(5).

[80 FR 75299, Dec. 1, 2015]

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