Statutory corporation overview | |
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Formed | 2011 |
Jurisdiction | United Kingdom |
Headquarters | Building 4, Redgrave Court, Merton Road, Bootle L20 7HS |
Employees | 651 (as at 31 March 2021) |
Annual budget | £95.04m (2021/22) |
Statutory corporation executives |
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Website | www |
The Office for Nuclear Regulation (ONR) is the regulator for the nuclear industry in the United Kingdom. [1] It is an independent statutory corporation whose costs are met by charging fees to the nuclear industry. The ONR reports to the Department for Work and Pensions, although it also worked closely with the now-defunct Department of Energy and Climate Change. [2]
The establishment of the ONR followed a 2008 review conducted on behalf of the Government into the regulation of the UK civil nuclear industry, recommending the creation of a single industry-specific regulator. The ONR was created on 1 April 2011 as a non-statutory agency of the Health and Safety Executive (HSE), with the Government intending to put the ONR on a statutory basis at a later date. [3] The ONR was formed from the merger of the HSE's Nuclear Directorate (the Nuclear Installations Inspectorate, the Office for Civil Nuclear Security and the UK Safeguards Office) and — from 1 June 2011 — the Department for Transport's Radioactive Materials Transport Team. [4] Legislation to establish the ONR was included in the Energy Act 2013, and it was formally launched as an independent statutory corporation on 1 April 2014. [5] ONR’s original mission (as detailed in the DWP/ONR Framework document) was: "To provide efficient and effective regulation of the nuclear industry, holding it to account on behalf of the public". The 2013 Energy Act specified that ONR's five statutory purposes were: Nuclear safety; Nuclear site health and safety; Civil Nuclear security; Nuclear safeguards; Transport of radioactive materials. [6]
The ONR is governed by a ten-member board, and is accountable to Parliament through the Department for Work and Pensions (DWP) in matters of finance, governance and non-nuclear health and safety. [7] Nick Baldwin CBE, former chief executive of Powergen (now E.ON UK) was appointed part-time interim chair of the ONR on its formation, [1] resigning as a non-executive director of Scottish and Southern Energy. [8] On 21 February 2019, the Secretary of State for Work and Pensions announced that Mark McAllister would succeed Baldwin as Chair of the Board. Mark McAllister began his five-year appointment as ONR Chair on 1 April 2019. [9] The ONR Board oversees the operation of the Chief Executive Officer (CEO) and the Chief Nuclear Inspector (CNI). John Jenkins, who was CEO from 2013 to 2015, resigned from his post on 28 February 2015 and was replaced by Les Philpott on 1 March 2015 as the Interim Chief Executive. Adriènne Kelbie was appointed Chief Executive and took up the appointment on 18 January 2016. [10] In October 2017 Mark Foy was appointed Chief Nuclear Inspector; he was previously the Deputy Chief Nuclear Inspector. [11]
New leadership arrangements commenced on 1 June 2021 which saw Mark Foy become ONR's combined Chief Executive and Chief Nuclear Inspector. [12] Donald Urquhart was appointed Executive Director of Regulation and Sarah High as Deputy Chief Executive. Additionally, Paul Fyfe was appointed as Director of Regulation Civil Nuclear Security and Safeguards, Jane Bowie was appointed as Director of Regulation for New Reactors, Mike Finnerty was appointed Director of Regulation Operating Facilities, Paul Dicks was appointed Director of Regulation Sellafield, Decommissioning Fuel and Waste and Steve Vinson was appointed Technical Director.
As of 2021 the ONR had about 650 staff and a budget of £95.05 million, which was largely cost-recovered from users, with a 2% grant from the DWP.
Following the 2006 Energy review the Nuclear Installations Inspectorate developed the Generic Design Assessment process (GDA), now operated by ONR, to assess new nuclear reactor designs ahead of site-specific proposals. [13] The GDA initially started assessing four designs:
However the ACR-1000 and ESBWR were subsequently withdrawn from the assessment for commercial reasons, [14] [15] leaving the EPR and AP1000 as contenders for British new nuclear builds. [16] [17] Assessment of the AP1000 was suspended in December 2011 at Westinghouse's request, awaiting a firm UK customer before addressing issues raised by the assessment. [18] [19]
In 2012 Hitachi purchased Horizon Nuclear Power, announcing intent to build two to three 1,350 MWe Advanced Boiling Water Reactors (ABWR) on both of Horizon's sites. [20] The GDA was agreed in April 2013. [18]
In August 2014 Westinghouse resumed the AP1000 assessment, after Toshiba and ENGIE purchased NuGeneration and announced plans to develop Moorside Nuclear Power Station with 3 AP1000s. In November 2016 the ONR noted there was a "very large amount of assessment to complete with issues still emerging". [21] [22] On 30 March 2017 the AP1000 successfully completed the GDA process, [23] ironically the day after the designer, Westinghouse, filed for Chapter 11 bankruptcy because of $9 billion of losses from its nuclear reactor construction projects, mostly the construction of four AP1000 reactors in the U.S. [24]
On 21 September 2015 Energy Secretary Amber Rudd announced that a Chinese designed nuclear power station was expected to be built at Bradwell nuclear power station. [25] [26] [27] On 19 January 2017 the GDA process for the Hualong One (HPR1000) started, [28] and successfully finished in February 2022. [29]
The ABWR GDA process completed successfully in December 2017. [30]
In 2020, the GDA process was updated to be more suitable for small modular reactors and advanced nuclear technologies. A three step process was introduced: [31]
On 1 April 2022, the GDA Step 1 of the 470 MWe Rolls-Royce SMR started. [32] Step 2 will begin once the timescales and resources have been agreed. [33]
Although the ONR is primarily a civil regulator, the ONR Defence Programme regulates military nuclear and conventional safety across a number of licensed and non-licensed nuclear sites, which are operated for the Ministry of Defence (MOD) nuclear defence capability. This is carried out under a complex legal regime, in conjunction with MOD’s Defence Nuclear Safety Regulator (DNSR). The ONR does not influence the design of submarine nuclear power plants or nuclear weapons, and does not regulate security or transport of MOD nuclear materials. [34]
ONR responsibility includes assessing the response systems for nuclear weapon accidents at HMNB Clyde and RNAD Coulport, in Argyll, Scotland. [35]
Since about 2013 the ONR has given the two major Atomic Weapons Establishment (AWE) sites enhanced regulatory attention due to "safety and compliance concerns, and the continued undertaking of operations in ageing facilities due to delays to the delivery of modern standard replacement facilities." The ONR anticipated AWE would move back to normal regulatory attention in 2021 after the new facilities are completed. [36]
A boiling water reactor (BWR) is a type of light water nuclear reactor used for the generation of electrical power. It is the second most common type of electricity-generating nuclear reactor after the pressurized water reactor (PWR), which is also a type of light water nuclear reactor.
The Nuclear Regulatory Commission (NRC) is an independent agency of the United States government tasked with protecting public health and safety related to nuclear energy. Established by the Energy Reorganization Act of 1974, the NRC began operations on January 19, 1975, as one of two successor agencies to the United States Atomic Energy Commission. Its functions include overseeing reactor safety and security, administering reactor licensing and renewal, licensing radioactive materials, radionuclide safety, and managing the storage, security, recycling, and disposal of spent fuel.
Westinghouse Electric Company LLC is an American nuclear power company formed in 1999 from the nuclear power division of the original Westinghouse Electric Corporation. It offers nuclear products and services to utilities internationally, including nuclear fuel, service and maintenance, instrumentation, control and design of nuclear power plants. Westinghouse's world headquarters are located in the Pittsburgh suburb of Cranberry Township, Pennsylvania. Brookfield Renewable Partners, a Canadian private equity fund and a subsidiary of Brookfield Asset Management is the majority owner of Westinghouse.
Wylfa nuclear power station is a Magnox nuclear power station undergoing decommissioning. Wylfa is situated west of Cemaes Bay on the island of Anglesey, off the northwestern coast of Wales. Construction of the two 490 MW nuclear reactors, known as Reactor 1 and Reactor 2, began in 1963. They became operational in 1971. Wylfa was located on the coast because seawater was used as a coolant.
The "Nuclear Power 2010 Program" was launched in 2002 by President George W. Bush in 2002, 13 months after the beginning of his presidency, in order to restart orders for nuclear power reactors in the U.S. by providing subsidies for a handful of Generation III+ demonstration plants. The expectation was that these plants would come online by 2010, but it was not met.
The advanced boiling water reactor (ABWR) is a Generation III boiling water reactor. The ABWR is currently offered by GE Hitachi Nuclear Energy (GEH) and Toshiba. The ABWR generates electrical power by using steam to power a turbine connected to a generator; the steam is boiled from water using heat generated by fission reactions within nuclear fuel. Kashiwazaki-Kariwa unit 6 is considered the first Generation III reactor in the world.
The AP1000 is a nuclear power plant designed and sold by Westinghouse Electric Company. The plant is a pressurized water reactor with improved use of passive nuclear safety and many design features intended to lower its capital cost and improve its economics.
Generation III reactors, or Gen III reactors, are a class of nuclear reactors designed to succeed Generation II reactors, incorporating evolutionary improvements in design. These include improved fuel technology, higher thermal efficiency, significantly enhanced safety systems, and standardized designs intended to reduce maintenance and capital costs. They are promoted by the Generation IV International Forum (GIF).
Nuclear power in the United Kingdom generated 16.1% of the country's electricity in 2020. As of August 2022, the UK has 9 operational nuclear reactors at five locations, producing 5.9 GWe. It also has nuclear reprocessing plants at Sellafield and the Tails Management Facility (TMF) operated by Urenco in Capenhurst.
Bradwell nuclear power station is a Magnox-design nuclear power station that is undergoing decommissioning. It is located on the Dengie peninsula at the mouth of the River Blackwater, Essex. In 2019, it was the first nuclear power station in the UK to be placed into long-term decommissioned management. As of 2016, China General Nuclear Power Group is considering Bradwell for the site of a new nuclear power station, named Bradwell B.
Oldbury nuclear power station is a Magnox nuclear power station undergoing decommissioning. It is located on the south bank of the River Severn close to the village of Oldbury-on-Severn in South Gloucestershire, England. The ongoing decommissioning process is managed by Magnox Ltd, a subsidiary of the Nuclear Decommissioning Authority (NDA).
The Sanmen Nuclear Power Station is a nuclear power station in Sanmen County, Zhejiang, China. Sanmen is the first implementation of the AP1000 pressurized water reactor (PWR) developed by Westinghouse Electric Company.
Horizon Nuclear Power is a British energy company that was expected to build new nuclear power stations in the United Kingdom. It was established in 2009, with its head office in Gloucester, and is now owned by Hitachi.
GE Hitachi Nuclear Energy (GEH) is a provider of advanced reactors and nuclear services. It is headquartered in Wilmington, North Carolina, United States. Established in June 2007, GEH is a nuclear alliance created by General Electric and Hitachi. In Japan, the alliance is Hitachi-GE Nuclear Energy. In November 2015, Jay Wileman was appointed CEO.
NuGeneration (NuGen) was a company that planned to build a new nuclear power station nearby the Sellafield nuclear site in the United Kingdom. The proposed site was called Moorside, and is to the north and west of Sellafield. On 8 November 2018, Toshiba announced their withdrawal from the project and intent to liquidate NuGen.
Moorside nuclear power station is proposed for a site near Sellafield, in Cumbria, England. The original plan by NuGeneration, a British subsidiary of Toshiba-owned Westinghouse Electric Company, had the station coming online from 2024 with 3.4 GW of new nuclear capacity, from three AP1000 reactors. Work up to 2018 would include acquiring the site licence, the development consent order, and other required permits and permissions to start work. Site preparation was to take two years, up to 2020.
The Hualong One is a Chinese Generation III pressurized water nuclear reactor jointly developed by the China General Nuclear Power Group (CGN) and the China National Nuclear Corporation (CNNC). The CGN version, and its derived export version, is called HPR1000. It is commonly mistakenly referred to in media as the "ACPR1000" and "ACP1000", which are in fact earlier reactors design programs by CGN and CNNC.
Bradwell B is a proposed nuclear power station at Bradwell-on-Sea in Essex, put forward by China General Nuclear Power Group (CGN). If constructed, the site will provide 2,200 MWe of nuclear power from two UK HPR1000 reactors developed by CGN and the China National Nuclear Corporation (CNNC). It will be located close to the decommissioned Bradwell nuclear power station.
Wylfa Newydd nuclear power station, also known as Wylfa B, was a proposed project to construct a 2,700 MWe nuclear power station with two ABWR reactors in Anglesey, Wales. The project was owned by Horizon Nuclear Power which is a subsidiary of Hitachi, who are also the main shareholder in Hitachi-GE Nuclear Energy, the supplier of the reactors for the project.