Regulations last checked for updates: Sep 17, 2025

Title 40 - Protection of Environment last revised: Nov 17, 2025
Appendix - Table 3 to Subpart EEEE of Part 60—Requirements for Continuous Emission Monitoring Systems (CEMS)

As stated in § 60.2940, you must comply with the following:

For the following pollutants Use the following span values for your CEMS Use the following
performance specifications
(P.S.) in Appendix B of this part for your CEMS
If needed to meet minimum data requirements, use the following alternate methods in Appendix A of this part to collect data
1. Carbon Monoxide125 percent of the maximum hourly potential carbon monoxide emissions of the waste combustion unitP.S.4AMethod 10.
2. Oxygen25 percent oxygenP.S.3Method 3A or 3B of Appendix A to this part, or ASME/ANSI PTC 19.10-1981 (IBR, see § 60.17) in lieu of Method 3B only.
[90 FR 27953, June 30, 2025]
authority: 42 U.S.C. 7401
source: 36 FR 24877, Dec. 23, 1971, unless otherwise noted.