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Title 40

Displaying title 40, up to date as of 8/11/2026. Title 40 was last amended 8/07/2026.
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Title 40Protection of EnvironmentPart / Section
Chapter IEnvironmental Protection Agency1 – 1099
Subchapter CAir Programs50 – 99
Part 60Standards of Performance for New Stationary Sources60.1 – 60.6685
Subpart AAAAStandards of Performance for Small Municipal Waste Combustion Units for Which Construction is Commenced After August 30, 1999 or for Which Modification or Reconstruction is Commenced After June 6, 200160.1000 – 60.1465
Continuous Emission Monitoring60.1225 – 60.1280
§ 60.1225What types of continuous emission monitoring must I perform?
§ 60.1230What continuous emission monitoring systems must I install for gaseous pollutants?
§ 60.1235How are the data from the continuous emission monitoring systems used?
§ 60.1240How do I make sure my continuous emission monitoring systems are operating correctly?
§ 60.1245Am I exempt from any appendix B or appendix F requirements to evaluate continuous emission monitoring systems?
§ 60.1250What is my schedule for evaluating continuous emission monitoring systems?
§ 60.1255What must I do if I choose to monitor carbon dioxide instead of oxygen as a diluent gas?
§ 60.1260What is the minimum amount of monitoring data I must collect with my continuous emission monitoring systems and is the data collection requirement enforceable?
§ 60.1265How do I convert my 1-hour arithmetic averages into the appropriate averaging times and units?
§ 60.1270What is required for my continuous opacity monitoring system and how are the data used?
§ 60.1275What additional requirements must I meet for the operation of my continuous emission monitoring systems and continuous opacity monitoring system?
§ 60.1280What must I do if any of my continuous emission monitoring systems are temporarily unavailable to meet the data collection requirements?