Regulations last checked for updates: Nov 22, 2024

Title 40 - Protection of Environment last revised: Nov 20, 2024
All TitlesTitle 40Chapter IPart 60Subpart BBBBAppendix -
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Appendix -
Municipal waste combustion technology Limits for class I municipal waste combustion units
1. Mass burn waterwall200 parts per million by dry volume.
2. Mass burn rotary waterwall170 parts per million by dry volume.
3. Refuse-derived fuel250 parts per million by dry volume.
4. Fluidized bed220 parts per million by dry volume.
5. Mass burn refractory350 parts per million by dry volume.
6. Modular excess air190 parts per million by dry volume.
7. Modular starved air380 parts per million by dry volume.

a Class I units mean small municipal waste combustion units subject to this subpart that are located at municipal waste combustion plants with an aggregate plant combustion capacity greater than 250 tons per day of municipal solid waste. See § 60.1940 for definitions.

b Nitrogen oxides limits are measured at 7 percent oxygen.

c All limits are 24-hour daily block arithmetic average concentration. Compliance is determined for Class I units by continuous emission monitoring systems.

authority: 42 U.S.C. 7401
source: 36 FR 24877, Dec. 23, 1971, unless otherwise noted.
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