Report a Nuclear Incident

Emergency

Phone 613-995-0479, the CNSC Duty Officer emergency telephone line in the event of an emergency involving a nuclear facility or radioactive materials, including:

  • any accident involving a nuclear reactor, nuclear fuel facility, or radioactive materials
  • lost or damaged radioactive materials
  • any threat, theft, smuggling, vandalism, or terrorist activity involving a nuclear facility or radioactive materials

The CNSC Duty Officer emergency telephone line is available 24 hours a day, 7 days a week.

Learn more about CNSC's Role in a Nuclear Emergency and the International Nuclear and Radiation Events (INES).

Non-Emergency

For any non-emergency safety concerns you might have involving a nuclear reactor, nuclear fuel facility, or radioactive materials, please send an email to cnsc.information.ccsn@canada.ca.

However, because e-mail transmission may not be completely secure, if you are concerned about protecting your identity, it is preferable that you contact us by phone.

You may contact any CNSC employee (including a site inspector) or call CNSC toll-free (within Canada) at 1-800-668-5284.

For specific non-emergency concerns about Nuclear Substance, Radiation Device and Class II Nuclear Facilities, phone 1-888-229-2672.