National Dosimetry Services: About us
The National Dosimetry Services (NDS) is Canada's leading dosimetry service provider. The dosimetry services offered by NDS are regulated and licensed by the Canadian Nuclear Safety Commission (CNSC) and regulated by provincial authorities. NDS' Quality Management System (QMS) conforms to the applicable requirements of CNSC Regulatory Standard REGDOC-2.7.2, Volume II, August 2020, "Dosimetry, Volume II: Technical and Management System Requirements for Dosimetry Services"
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Safeguarding Canadian workers through radiation monitoring
Since 1951, NDS has helped protect the health and safety of over 100,000 Canadian workers by providing a reliable dosimetry program. We give you the tools and service to improve your organization's ability to cope with radiation hazards in the workplace.
We provide dosimetry products and services to a variety of job sectors using ionizing radiation, including:
- industry
- research
- medicine
- agriculture
We can help organizations in these job sectors establish dosimetry programs to maintain and improve occupational health and safety. Dosimetry programs help:
- detect faulty equipment
- ensure dose limits are not exceeded
- validate workplace safety procedures
As an NDS client you will benefit from:
- extended business hours
- early warning of high level of exposure
- fully bilingual customer service representatives
- timely and accurate management of your dose history
- guaranteed protection of your personal information (Privacy Act)
- quick response times for your administrative changes and questions
- various wearing period frequencies to support your radiation monitoring needs
Contact us
National Dosimetry Services
Health Canada
775 Brookfield Road, Address Locator 6301D
Ottawa, ON K1A 1C1
Telephone: 1-800-261-6689
Fax: 1-800-252-6272
Email: nds-snd@hc-sc.gc.ca
Note: The information submitted to NDS using the above email address will be processed by Computer-Talk, a third party routing application used to support the Call Centre's workflow. For information on how the third party handles your information, please visit Computer-Talk's Privacy Policy.
Teletypewriter: 1-800-465-7735 (Service Canada)
Related resources
Feedback Form
Provision of the information requested on this form is voluntary. The information is being collected for the purpose of responding to your query/comments, and to improve our Internet suite of products and services. Personal information that you provide is protected under the provisions of the Privacy Act. Your personal information will be stored in Standard Personal Information Bank Public Communications (PSU 914). The Act provides you with a right of access and to change incorrect information. Should you require clarification about this Statement, contact our Privacy Coordinator.
The transmission of this information is not secure and so sensitive personal information, for example, your Social Insurance Number, should not be included in your message.
Note: The information provided in the following form will be processed by Computer-Talk, a third party routing application used to support the Call Centre's workflow. For information on how the third party handles your information, please visit Computer-Talk's Privacy Policy.