Sellafield, formerly known as Windscale, is a large multi-function nuclear site close to Seascale on the coast of Cumbria, England. As of August 2022, primary activities are nuclear waste processing and storage and nuclear decommissioning.

Sellafield is no longer the country’s best kept nuclear secret. It’s where we’re tackling the legacy of the past, building a capability for the future, and where we’re creating a clean and...

Jan 21, 2025 · The focus of Sellafield Ltd is now on the remediation and clean-up of the hundreds of nuclear and non-nuclear facilities across the site; safe and secure storage of special nuclear materials; and the safe retrieval of nuclear waste from the legacy ponds and silos, for storage in modern facilities.

Sep 17, 2024 · The Magnox Swarf Storage Silo is considered Sellafield's most hazardous building. A longstanding radioactive leak at a nuclear plant's storage silo appears to have slowed down, a report has...

Dec 5, 2023 · Sellafield, Europe’s most hazardous nuclear site, has a worsening leak from a huge silo of radioactive waste that could pose a risk to the public, the Guardian has reported.

Sellafield Ltd is a British nuclear decommissioning Site Licence Company (SLC) controlled by the Nuclear Decommissioning Authority (NDA), a UK government body set up specifically to deal with the nuclear legacy under the Energy Act 2004.

Dec 20, 2024 · Sellafield is a large and complex site and one of Europe's largest industrial complexes, managing more radioactive waste in one place than any other nuclear facility in the world. Information on our regulation of Sellafield.

Sep 11, 2024 · Used fuel from the UK's current fleet of AGR (advanced gas-cooled reactor) nuclear power stations will continue to be sent for storage at Sellafield. The site's commercial Thermal Oxide Reprocessing Plant (Thorp) plant ceased …

5 days ago · Sellafield head Euan Hutton said the leak did not "pose a detriment to the public". The silo contains Magnox fuel cladding, mostly made up of magnesium, which was removed from nuclear fuel rods.

Oct 24, 2024 · Sellafield is the UK’s most complex and challenging nuclear site with highly hazardous materials stored there from across the UK’s nuclear industry. It also holds a legacy of contaminated buildings, untreated waste and ageing facilities.