Contact Us

• General Contact Information
• Other Contact Information
  • Report a Nuclear Incident
  • Career Opportunities
  • Commission Hearings and Meetings
  • International Inquiries
  • Library
  • Media Inquiries
  • Nuclear Substance, Radiation Device and Class II Nuclear Facility Licensees
  • Regional and Site Offices
  • Regulatory Documents
  • Research and Support Program

General Contact Information

For general information, inquiries, and feedback on the Canadian Nuclear Safety Commission (CNSC) Web site:

Mailing address:

Canadian Nuclear Safety Commission
Headquarters
280 Slater Street
P.O. Box 1046
Station B
Ottawa, ON
K1P 5S9

Telephone: 1-800-668-5284 (in Canada) or 613-995-5894 (outside Canada)
Fax: 613-995-5086
E-mail:  Please submit job applications through the Careers page.

Other Contact Information

To report a nuclear incident ONLY, please call the Canadian Nuclear Safety Commission’s 24-hour duty officer:
Telephone: 613-995-0479

Career Opportunities:  Current Openings are posted when available.

For suggestions or comments about the Applicant Tracking System (ATS) or to report technical problems:

Telephone: 613-995-5909 or 613-995-0391
E-mail: ats-ssc@cnsc-ccsn.gc.ca. Do not submit job applications to this e-mail address.

Commission Hearings and Meetings:
Telephone: 613-996-9063 or 1-800-668-5284
Fax: 613-995-5086
E-mail: interventions@cnsc-ccsn.gc.ca

Library - 2nd Floor, 280 Slater Street
Telephone: 613-943-1538 
Fax: 613-995-5086
E-mail: library-bibliotheque@cnsc-ccsn.gc.ca

Media Inquiries ONLY:
Telephone: 613-996-6860 or 613-995-2903
Fax: 613-995-5086

Nuclear Substance, Radiation Device and Class II Nuclear Facility licensees ONLY:
Telephone: 1-888-229-2672

Regional and Site Offices:

Regional Offices:

CNSC Western Regional Office
220 4th Avenue S.E., Suite 850
Calgary, AB
T2G 4X3
Telephone: 403-292-5181
Fax: 403-292-6985

CNSC Uranium Mines and Mills Division
Saskatoon Office
101 22nd Street E., Suite 520
Saskatoon, SK
S7K 0E1
Telephone: 306-975-6376
Fax: 306-975-6387

CNSC Southern Ontario Regional Office
6711 Mississauga Road, Suite 704
Mississauga, ON
L5N 2W3
Telephone: 905-821-9366
Fax: 905-821-3566

CNSC Central Regional Office
280 Slater Street, 9th Floor
Ottawa, ON
K1P 5S9
Telephone: 1-888-229-2672
Fax: 613-995-5086

CNSC Eastern Regional Office
1575 Chomedey Blvd., Room 221
Laval, QC
H7V 2X2
Telephone: 450-973-5766
Fax: 450-973-5779

Site Offices:

CNSC Bruce NGS-A Site Office
Technical Building
Tiverton, ON
P.O. Box 3000
N0G 2T0
Telephone: 519-361-3089
Fax: 519-361-7507

CNSC Bruce NGS-B Site Office
Tiverton, ON
P.O. Box 4000
N0G 2T0
Telephone: 519-361-4010
Fax: 519-361-7207

CNSC Chalk River Laboratories Site
Building 432
Chalk River, ON
K0J 1J0
Telephone: 613-584-7743
Fax: 613-584-9077

CNSC Pickering NGS-A & B Site Office
1675 Montgomery Park Rd.
Gate 1
Admin Building
Pickering, ON
L1V 2R5
Telephone: 905-831-8195
Fax: 905-831-9849

Point Lepreau Site Office
P.O. Box 600
Lepreau, NB
E5J 2S6
Telephone : 506-659-2220
Fax : 506-659-2418

Darlington NGS-A Site Office
P.O. Box 4000
Bowmanville, ON
L1C 3Z8
Telephone : 1-800-263-8009 (in Ontario)
905-697-7430 (from other provinces)
Fax: 905-623-5963

CNSC Gentilly-2 Site Office
4900 Bécancour Boulevard
Bécancour, QC
G9H 3X3
Telephone: 819-298-4334
Fax: 819-298-2867

Regulatory Documents:
E-mail: consultation@cnsc-ccsn.gc.ca

Research and Support Program:
E-mail: research-recherche@cnsc-ccsn.gc.ca