§60.6500. What is required for my continuous opacity monitoring system and how are the data used?
40 C.F.R. § 60.6500
Install, calibrate, maintain, and operate a continuous opacity monitoring system.
Install, evaluate, and operate each continuous opacity monitoring system according to § 60.13.
The output of the continuous opacity monitoring system shall be recorded on a 6-minute average basis.
Complete an initial evaluation of your continuous opacity monitoring system according to Performance Specification 1 in appendix B of this part. Complete the evaluation no later than 180 days after your final compliance date.
Follow Table 4 to Subpart WWWW to establish the procedures and test methods to determine compliance with the opacity limit in Table 3 to Subpart WWWW. The data obtained from your continuous opacity monitoring system are not used to determine compliance with the opacity limit.
Notes, amendments, and revision history
Source
Source: 91 FR 11860, Mar. 10, 2026, unless otherwise noted.
Authority
Authority: 42 U.S.C. 7401 et seq.
Source
Source: 36 FR 24877, Dec. 23, 1971, unless otherwise noted.