National Sealed Source Registry and Sealed Source Tracking System Annual Reports

The Canadian Nuclear Safety Commission’s (CNSC) was the first nuclear regulator among G-8 countries to develop a national registry and to implement a Web-based tracking system, along with enhanced export and import controls for high-risk sealed sources.

These reports describe developments in the CNSC's National Sealed Source Registry (NSSR) and Sealed Source Tracking System (SSTS) since January 2006.

Current NSSR and SSTS Annual Report

2011 NSSR and SSTS Annual Report Highlights

  • Inspection results show an improvement in compliance (from 91% in 2010 to 97% in 2011)
  • 15 events involving lost, stolen and found sealed sources in 2011, up from 10 events in 2010
  • One high-risk sealed source was found on the same day it was reported lost
  • Six previously lost nuclear substances were found, including one dating back to 2002

Previous NSSR and SSTS Annual Reports