Changes to incident reporting arrangements Revised arrangements are now in place for licencees and other dutyholders to report incidents to the Office for Nuclear Regulation. Arrangements for the reporting of security incidents remain unchanged. Read more on ONR's website. Fukushima lessons learned: UK action plan published The Office for Nuclear Regulation has prepared a report for the European Nuclear Safety Regulators Group outlining how the UK will continue to implement lessons learned from the Fukushima Dai-ichi incident in 2011. New Year honour for Chief Nuclear Inspector Mike Weightman was made a Companion of the Order of the Bath (CB) in the New Year’s Honours list, for services to nuclear safety. See our online news story for more information. Annual publication of nuclear materials balance for 2011/2012 Every year the Office for Nuclear Regulation routinely publishes 'nuclear materials balance figures' showing the difference between the nuclear material inventory recorded in the UK and the inventory as measured at periodic physical stock takes. The 2011/2012 figures conform to the pattern of previous years and do not give rise to safety or security concerns. Position statement on Bulk Quantities following consultation The Office for Nuclear Regulation last year consulted on its proposed approach to interpreting ‘bulk quantities’ of radioactive matter. We have now published our position statement which provides clarity for ONR inspectors and prospective operators. 2012 Nuclear Research Index (safety of operating reactors) The 2012 Nuclear Research Index is now available on our website. This routine annual publication explains the Office for Nuclear Regulation’s thinking on the need for research into safety issues and explains the expected benefits. Minutes of ONR forum with non-governmental organisations The Office for Nuclear Regulation has published the minutes of its fourth engagement forum held with representatives from various non-governmental organisations (NGOs). Annual security report published The Office for Nuclear Regulation has published its annual report on security within the UK’s civil nuclear industry. The regulator routinely produces this report to provide an assurance to the Secretary of State for Energy and Climate Change on the state of civil nuclear security and on the effectiveness of regulation. The report covers April 2011 to March 2012. Detailed emergency planning zones at UK installations For many UK nuclear sites, regulations enforced by the Office for Nuclear Regulation require local authorities in those areas to prepare plans for dealing with off-site emergencies. ONR determines the distance that must be covered by these plans. They differ from site to site. We have added a new page to our website to detail the size of all such planning zones in place in the UK. ONR Twitter account We hope you find this monthly news bulletin informative. Keep up-to-date with ONR news announcements as they happen by following @ONRpressoffice on Twitter.