Regulatory action – Ontario Power Generation

Under the Nuclear Safety and Control Act and associated regulations, various levels of regulatory action can be taken by the Canadian Nuclear Safety Commission (CNSC) to protect the health, safety and security of Canadians and the environment.

2018

December 13, 2018

Regulatory action issued to Ontario Power Generation

The Canadian Nuclear Safety Commission has issued a request for information to Ontario Power Generation (OPG), pursuant to subsection 12(2) of the General Nuclear Safety and Control Regulations. The request relates to dosimetric analysis and follow-up measurements to ascertain radiation exposure at the Darlington Nuclear Generating Station Unit 2 vault.

The licensee has been asked to initiate follow-up dose assessment activities for certain individuals, and to propose a modification to its alpha dosimetry program for the CNSC’s assessment. OPG is required to respond to this request in the coming weeks. The CNSC requires this information to fulfill its mandated duty to protect the health and safety of workers, the public and the environment.

Read the CNSC’s letter to OPG (PDF)

July 6, 2018

Regulatory action issued to Ontario Power Generation

The Canadian Nuclear Safety Commission has issued a request for information to Ontario Power Generation (OPG), pursuant to subsection 12(2) of the General Nuclear Safety and Control Regulations. The request relates to radiation risk assessments and the measures in place to protect workers  from potential exposures to alpha contamination in the Retube Waste Processing Building (RWPB) and in the Darlington Nuclear Generating Station Unit 2 vault.

The licensee is requested to provide CNSC staff with analyses to demonstrate the adequacy of several elements, including alpha hazard characterization, provision of appropriate personnel protective equipment (PPE) to workers and oversight activities by the licensee to ensure compliance with its radiation protection program. OPG is required to respond to this request in the coming weeks.

The CNSC requires this information in order to fulfill its mandated duty to protect the health and safety of workers, the public and the environment.

Read the letter (PDF, 3 pages, 2162 kb)
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