I can confirm that the Office for Nuclear Regulation holds the following information:
Please also note that information on Sellafield Ltds safety performance over the last 12 months is contained in its recently published Safety Performance Report.
Regulation 13 - Personal Information this is an absolute exemption and not subject to the Public Interest Test.
Regulation 12(5) (a) - International relations, defence, national security or public safety.
Issues related to the nuclear industry are subject to close scrutiny and debate, there is public interest in information related to nuclear activities and the release of such information.
Disclosure could have an adverse impact on security or safety. With regard tithe release of information that could aid the commission of a malicious act, the public would not expect ONR to release information that would aid such an act.