40 CFR Table 9
Operating Limits for Organic HAP Emissions From Catalytic Cracking Units
June 9, 2020
As stated in §63.1565(a)(2), you shall meet each operating limit in the following table that applies to you.
Open Table
| 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 system | Not applicable | Not 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 applicable | Not applicable. |
| b. Continuous parameter monitoring systems. | i. Thermal incinerator | Maintain 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. Flare | On 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 standby | Any | Any | Meet the requirements in §63.1565(a)(5). |
[80 FR 75299, Dec. 1, 2015]
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