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NUCLEAR · Decommissioning

Berkeley

Berkeley is one of the earliest Magnox sites and remains important for understanding the first generation of British civil nuclear design.

Magnox Gloucestershire England Commissioned 1962 Closed 1989
Site image Decommissioning
Representative Magnox station view
Representative Magnox station view Representative licensed view of a British Magnox station, included to show the broad scale and form of early civil nuclear plant design. Image credit: Philip Halling / Wikimedia Commons · CC BY-SA 2.0
Magnox Technical views
Magnox process diagram
Inland nuclear site arrangement
Early UK gas-cooled nuclear arrangement showing the reactor, heat exchangers, steam cycle and cooling system.

Station map context

OpenStreetMap view showing the actual atlas coordinate for Berkeley, with a wider local view and a closer site-focused view.

Wider location

This view places the station in its surrounding district, coast or industrial corridor.

Approx. coordinate used: 51.69, -2.497

Closer site view

This tighter map makes the specific site position much clearer for the station record.

Marker placed on the stored station coordinate in the atlas dataset.

Reference snapshot

StatusDecommissioning
FuelNuclear
TechnologyMagnox
Capacity276 MW
Commissioned1962
Closed1989
RegionGloucestershire
NationEngland
OwnerNDA
OperatorNuclear Restoration Services

Why it matters

  • First-generation Magnox
  • Historically important reactor architecture
  • NRS site

This summary focuses on the key facts that explain the station’s role in the wider UK generation system.

Station timeline

These timeline entries highlight the main milestones for the site, including commissioning, major changes, closure and current status where relevant.

1962 Commissioned

Entered service in an earlier generation of the UK nuclear programme.

1989 Generation ended

The station stopped generating and entered post-operational work such as defuelling, care and maintenance, or site restoration.

1990 Long afterlife

Nuclear sites remain active long after closure because the clean-up cycle is measured in decades rather than months.

Reading the landscape

Power-station siting reflects engineering requirements, fuel and water logistics, grid access, industrial geography and the planning frameworks of the period in which the site was developed. Berkeley should therefore be read as part of a wider infrastructure system rather than as an isolated structure in the landscape.

Approx. coordinates: 51.69, -2.497

Source notes

  • Operational fleet context uses EDF’s January 2026 fleet update. Magnox and legacy clean-up context uses NDA / Nuclear Restoration Services site portfolios.
  • Capacities and years in this historical reference layer are simplified reference figures and should be checked against primary records where exact regulatory or reporting precision is required.

Gallery notes

These notes highlight the main structures, layout characteristics and historic changes associated with the station. They are intended as a concise interpretive layer alongside the reference data, timeline and technical diagrams.

Further record development

This record can be expanded further with licensed site plans, archival photography, demolition or redevelopment updates, fuller unit-level timelines and linked planning or environmental documentation.