- Table 2 to Subpart IIIa of Part 60—Monitoring Requirements for Complying With 98 Weight-Percent Reduction of Total Organic Compounds Emissions or a Limit of 20 Parts Per Million by Volume
Non-flare control device or recovery device | Parameters to be monitored | 1. All control and recovery devices | a. Presence of flow diverted to the atmosphere from the control and recovery device; | b. Monthly inspections of sealed valves. | 2. Absorber | a. Exit temperature of the absorbing liquid; | b. Exit specific gravity. | 3. Boiler or process heater with a design heat input capacity less than 44 megawatts and vent stream is | Firebox temperature. a | 4. Catalytic incinerator | Temperature upstream and downstream of the catalyst bed. | 5. Carbon adsorber, regenerative | a. Total regeneration stream mass or volumetric flow during carbon bed regeneration cycle(s); | b. Temperature of the carbon bed after regeneration [and within 15 minutes of completing any cooling cycle(s)]. | 6. Carbon adsorber, non-regenerative or regenerated offsite | Breakthrough. | 7. Condenser | Exit (product side) temperature. | 8. Scrubber for halogenated vent streams | a. pH of scrubber effluent; | b. Scrubber liquid and gas flow rates. | 9. Thermal incinerator | Firebox temperature. a | 10. Control devices other than an incinerator, boiler, process heater, or flare; or recovery devices other than an absorber, condenser, or carbon adsorber | As specified by the Administrator. |
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a Monitor may be installed in the firebox or in the ductwork immediately downstream of the firebox before any substantial heat exchange is encountered.