General Registration

Register to attend the Open House at the Chalk River site.

Registration deadline is July 31!

Entry to the CNL Chalk River Laboratories site is conditional upon consent to being searched by a member of CNL’s Security team for prohibited items and nuclear material or technologies.

Registering for this visit provides irrevocable consent for CNL to conduct personal security screening assessments.

indicates a required field

Please complete this form for every member of your party who wishes to access the Chalk River site. There is no age restriction to participate in the Open House activities, however you must be 12 years of age to participate in the scheduled tours of NRU(TOUR is FULL) and NPD.

We require the following information from the driver of the vehicle being used to access the site.

In addition to the Open House programming provided to all attendees, we have arranged for guided tours of the NPD reactor (Rolphton, ON) and NRU reactor (Chalk River Laboratories).  More information on these tours can be found on

These tours will take roughly two hours from initial registration to exit from the facility and are not recommended for those with mobility concerns.  Minimum age to participate is 12 years old.  Space is limited, and participants will be selected on a first-come first-served basis.

Please indicate your interest below, and we will be in touch to confirm registration and schedules should space be available.