{"data":{"id":"us/40-cfr-60.6500","jurisdiction":"us","citation":"40 CFR 60.6500","heading":"What is required for my continuous opacity monitoring system and how are the data used?","body":"(a) Install, calibrate, maintain, and operate a continuous opacity monitoring system.\n(b) Install, evaluate, and operate each continuous opacity monitoring system according to § 60.13.\n(c) The output of the continuous opacity monitoring system shall be recorded on a 6-minute average basis.\n(d) 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.\n(e) 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.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 60—STANDARDS OF PERFORMANCE FOR NEW STATIONARY SOURCES","Subpart WWWW—Emission Guidelines and Compliance Times for Large Municipal Waste Combustors Constructed on or Before January 23, 2024"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"6628ea897b6389a6ee15322792d0fad46c96f7e4ef0b7237beff69a414e45421","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-60.6495","next":"us/40-cfr-60.6505"},"notice":"GroundRules: Original legal text. Not legal advice."}