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Ozone-depleting Substances (ODS)

Published by U.S. EPA Office of Air and Radiation (OAR) - Office of Atmospheric Programs (OAP) | U.S. Environmental Protection Agency | Metadata Last Checked: August 02, 2025 | Last Modified: 2014-01-01
This site includes all of the ozone-depleting substances (ODS) recognized by the Montreal Protocol. The data include ozone depletion potentials (ODP), global warming potentials (GWP), and CAS numbers for each ODS. The substances are organized by class.

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