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Table 3 to Subpart AAAA of Part 60—Requirements for Validating Continuous Emission Monitoring Systems (CEMS)

Requirements for Validating Continuous Emission Monitoring Systems (CEMS)

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  3. Title 40
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  5. Chapter I
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  7. Part 60
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  9. Subpart AAAA
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  11. Subject Group Definitions
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  13. Appendix Table 3 to Subpart AAAA of Part 60
CorpusDaily eCFR
Displayed edition2026-04-27
Last updated2026-04-27

Table 3 to Subpart AAAA of Part 60—Requirements for Validating Continuous Emission Monitoring Systems (CEMS)

For the following continuous emission monitoring systemsUse the following methods in appendix A of this part to validate pollutant concentration levelsUse the following methods in appendix A of this part to measure oxygen (or carbon dioxide)
1. Nitrogen Oxides (Class I units only) aMethod 7, 7A, 7B, 7C, 7D, or 7EMethod 3 or 3A.
2. Sulfur DioxideMethod 6 or 6CMethod 3 or 3A.
3. Carbon MonoxideMethod 10, 10A, or 10BMethod 3 or 3A.
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 more than 250 tons per day of municipal solid waste. See § 60.1465 for definitions.