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Octary · UK power stations

UK power stations atlas

Browse current and decommissioned UK gas, coal and nuclear power stations in one place. Use the filters, map and station pages to compare technologies, track closures, and understand how the British grid has changed over time.

Current and decommissioned Gas, coal and nuclear Octary /power-stations Reference data and timelines
Stations in atlas87Current plus legacy reference build
Operational53Live stations in the present system
Historic / decommissioning32Closed, retiring or in clean-up
Gas stations48Operational fleet coverage
Coal landmarks18Historic coal era coverage
Nuclear sites21From Magnox to new build

Search the atlas

Filter by fuel, status, nation, or use the keyword search to jump straight into a station, region, technology or theme.

0 stations shown

Atlas view

The map emphasises stations with usable coordinate data in this build. Legacy records without live grid coordinates still appear fully in the card index and detail pages.

Hover a mapped station

How to use this view

Use the filters above, hover or tap markers on the map, and open station pages for timelines, technical summaries and source notes.

Coverage focus

This build uses OpenStreetMap tiles with station coordinates overlaid from the atlas dataset. Gas, coal and nuclear stations all sit on the same live map so the geography is much easier to read properly.

Legend

Gas Coal Nuclear

Tip: search AGR, CCGT, Scotland, or a station like Ratcliffe to refocus the visible layer instantly.

Animated station logic

Three quick visual grammars for how the station types work. The aim here is readability and atmosphere rather than engineering detail so the page feels educational without becoming sterile.

Coal station

Coal boiler Steam cycle Turbine Grid

Coal is burnt to make high-pressure steam, which drives a turbine and generator. In the visual memory of Britain this process is tied to cooling towers, chimneys, ash systems and long industrial rail or conveyor links.

Gas CCGT

Gas turbine HRSG heat recovery Steam Grid

Combined-cycle gas plants use a gas turbine first, then recover the hot exhaust to raise steam for a second turbine cycle. That is why CCGT stations often appear compact compared with the old coal giants while still delivering very large output.

Nuclear station

Reactor heat Turbine Grid

Nuclear stations still use a steam cycle, but the heat source is fission rather than combustion. Reactor type matters enormously because Magnox, AGR and PWR/EPR stations all carry distinct technical and visual signatures.

Browse station cards

Every station in the current dataset is listed below. Open any record for a direct summary, timeline, map context and source notes.

Berkeley

Nuclear Magnox Decommissioning

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

RegionGloucestershire
NationEngland
Capacity276 MW
Timeline1962 to 1989
Open station page

Bradwell

Nuclear Magnox Decommissioning

Bradwell is an estuary-edge Magnox site whose isolation and flat marsh landscape make it especially striking.

RegionEssex
NationEngland
Capacity246 MW
Timeline1962 to 2002
Open station page

Calder Hall

Nuclear Magnox Decommissioning

Calder Hall is central to any account of British nuclear history because it was the world’s first nuclear power station to deliver electricity at commercial scale.

RegionCumbria
NationEngland
Capacity196 MW
Timeline1956 to 2003
Open station page

Chapelcross

Nuclear Magnox Decommissioning

Chapelcross sits close to the English border and occupies a key place in the story of Britain’s earliest civil-military nuclear landscapes.

RegionDumfries and Galloway
NationScotland
Capacity196 MW
Timeline1959 to 2004
Open station page

Dungeness A

Nuclear Magnox Decommissioning

Dungeness A belongs to the earlier Magnox generation and sits beside the later AGR station, making the site a compact lesson in reactor evolution.

RegionKent
NationEngland
Capacity450 MW
Timeline1965 to 2006
Open station page

Dungeness B

Nuclear AGR Decommissioning

Dungeness B closed after long operational difficulties and now sits in the unusual landscape of shingle, sea and decommissioning infrastructure.

RegionKent
NationEngland
Capacity1,090 MW
Timeline1983 to 2021
Open station page

Hartlepool

Nuclear AGR Operational

Hartlepool is one of the remaining AGR stations, extended to continue generating into the late 2020s.

RegionNorth East
NationEngland
Capacity1,185 MW
TimelineFrom 1983
Open station page

Heysham 1

Nuclear AGR Operational

Heysham 1 remains part of the shrinking AGR fleet and sits beside Heysham 2 on the Lancashire coast.

RegionNorth West
NationEngland
Capacity1,060 MW
TimelineFrom 1983
Open station page

Heysham 2

Nuclear AGR Operational

Heysham 2 is one of the strongest-performing AGR stations and remains central to Britain’s current nuclear output.

RegionNorth West
NationEngland
Capacity1,240 MW
TimelineFrom 1988
Open station page

Hinkley Point A

Nuclear Magnox Decommissioning

Hinkley Point A is the earliest layer of the Hinkley story, preceding both the AGR era and the current EPR build.

RegionSomerset
NationEngland
Capacity470 MW
Timeline1965 to 2000
Open station page

Hinkley Point B

Nuclear AGR Decommissioning

Hinkley Point B now forms the historical layer beside the emerging Hinkley Point C project on the same headland.

RegionSomerset
NationEngland
Capacity940 MW
Timeline1976 to 2022
Open station page

Hinkley Point C

Nuclear EPR Under construction

Hinkley Point C is the flagship new-build nuclear project intended to define the next chapter of UK civil nuclear generation.

RegionSomerset
NationEngland
Capacity3,260 MW
TimelineSee page
Open station page

Hunterston A

Nuclear Magnox Decommissioning

Hunterston A helps show how some UK nuclear locations carry multiple generations of reactors on essentially the same coastal site.

RegionNorth Ayrshire
NationScotland
Capacity360 MW
Timeline1964 to 1990
Open station page

Hunterston B

Nuclear AGR Decommissioning

Hunterston B was one of Scotland’s defining nuclear stations and is now in the post-generation stage of its life.

RegionNorth Ayrshire
NationScotland
Capacity1,000 MW
Timeline1976 to 2022
Open station page

Oldbury

Nuclear Magnox Decommissioning

Oldbury is a Severn estuary Magnox site and an important reference point for long-term nuclear clean-up and site stewardship.

RegionSouth West
NationEngland
Capacity434 MW
Timeline1967 to 2012
Open station page

Sizewell A

Nuclear Magnox Decommissioning

Sizewell A sits beside Sizewell B and the proposed Sizewell C, making the Suffolk coast one of the clearest examples of nuclear continuity across generations.

RegionSuffolk
NationEngland
Capacity420 MW
Timeline1966 to 2006
Open station page

Sizewell B

Nuclear PWR Operational

Sizewell B is the UK’s only operating pressurised water reactor and one of the anchor stations in the present fleet.

RegionSuffolk
NationEngland
Capacity1,198 MW
TimelineFrom 1995
Open station page

Sizewell C

Nuclear EPR Planned / development

Sizewell C represents the next intended large-scale nuclear build after Hinkley Point C, extending the Suffolk nuclear cluster.

RegionSuffolk
NationEngland
Capacity3,200 MW
TimelineSee page
Open station page

Torness

Nuclear AGR Operational

Torness is Scotland’s last operating nuclear station and one of the most visually distinctive industrial sites on the North Sea coast.

RegionEast Lothian
NationScotland
Capacity1,200 MW
TimelineFrom 1988
Open station page

Trawsfynydd

Nuclear Magnox Decommissioning

Trawsfynydd is unusual within the British fleet because of its inland lake setting inside a mountainous Welsh landscape.

RegionGwynedd
NationWales
Capacity390 MW
Timeline1965 to 1991
Open station page

Wylfa

Nuclear Magnox Decommissioning

Wylfa was the last operating Magnox station in the UK and remains central to debates about a possible future nuclear return to Anglesey.

RegionAnglesey
NationWales
Capacity980 MW
Timeline1971 to 2015
Open station page

Aberthaw B

Coal Coal steam Decommissioned

Aberthaw B was the last big Welsh coal station and remained strategically important until the final phase-out years.

RegionVale of Glamorgan
NationWales
Capacity1,586 MW
Timeline1971 to 2020
Open station page

Cockenzie

Coal Coal steam Decommissioned

Cockenzie was a crucial East Lothian coal station and one of Scotland’s best-known industrial coastal landmarks.

RegionEast Lothian
NationScotland
Capacity1,200 MW
Timeline1967 to 2013
Open station page

Cottam

Coal Coal steam Decommissioned

Cottam was a major Trent-side coal station known for its long turbine hall, cooling towers, and late survival into the final decade of UK coal.

RegionEast Midlands
NationEngland
Capacity2,008 MW
Timeline1968 to 2019
Open station page

Didcot A

Coal Coal steam Decommissioned

Didcot A was one half of the famous Didcot dual-station site, representing the older coal phase before the newer gas station beside it.

RegionSouth East
NationEngland
Capacity2,000 MW
Timeline1970 to 2013
Open station page

Drax Coal Units

Coal Coal steam Coal units retired

Drax matters in coal history because its remaining coal units survived late into the phase-out era even while the wider site pivoted toward biomass.

RegionYorkshire & the Humber
NationEngland
Capacity1,980 MW
Timeline1974 to 2021
Open station page

Eggborough

Coal Coal steam Decommissioned

Eggborough bridged the old CEGB world and the post-privatisation period, surviving as a major Yorkshire coal station into the late 2010s.

RegionYorkshire & the Humber
NationEngland
Capacity1,960 MW
Timeline1970 to 2018
Open station page

Ferrybridge C

Coal Coal steam Decommissioned

Ferrybridge C was one of the defining Yorkshire coal stations, remembered both for generation and for its vast, instantly recognisable towers.

RegionYorkshire & the Humber
NationEngland
Capacity1,960 MW
Timeline1966 to 2016
Open station page

Fiddler's Ferry

Coal Coal steam Decommissioned

Fiddler's Ferry was a big Mersey-side coal station whose closure became symbolic of the rapid retreat of coal from the UK system.

RegionNorth West
NationEngland
Capacity1,961 MW
Timeline1971 to 2020
Open station page

Ironbridge B

Coal Coal steam Decommissioned

Ironbridge B sat in one of Britain’s most symbolically industrial landscapes, linking modern power generation to the deeper history of the Industrial Revolution.

RegionWest Midlands
NationEngland
Capacity1,000 MW
Timeline1969 to 2015
Open station page

Kilroot Coal Units

Coal Coal steam Coal units retired

Kilroot’s coal units formed part of Northern Ireland’s distinctive power story, where security of supply and conversion pathways mattered heavily.

RegionNorthern Ireland
NationNorthern Ireland
Capacity520 MW
Timeline1981 to 2023
Open station page

Kingsnorth

Coal Coal steam Decommissioned

Kingsnorth on the Medway estuary became nationally significant in debates around air pollution, climate policy and the future of coal.

RegionSouth East
NationEngland
Capacity1,940 MW
Timeline1970 to 2012
Open station page

Longannet

Coal Coal steam Decommissioned

Longannet was Scotland’s giant coal station, dominant in scale and widely visible across the Firth of Forth.

RegionFife
NationScotland
Capacity2,400 MW
Timeline1970 to 2016
Open station page

Lynemouth Coal Units

Coal Coal steam Decommissioned

Lynemouth’s coal-fired phase ended before the site was repurposed, making it a useful case study in post-coal reinvention.

RegionNorth East
NationEngland
Capacity420 MW
Timeline1972 to 2015
Open station page

Ratcliffe-on-Soar

Coal Coal steam Decommissioning

Ratcliffe-on-Soar was the last coal-fired power station in the UK, closing in September 2024 and marking the end of the coal era in British power generation.

RegionEast Midlands
NationEngland
Capacity2,000 MW
Timeline1967 to 2024
Open station page

Rugeley B

Coal Coal steam Decommissioned

Rugeley B was one of the last West Midlands coal stations and a familiar industrial landmark in Staffordshire.

RegionWest Midlands
NationEngland
Capacity1,000 MW
Timeline1970 to 2016
Open station page

Tilbury B

Coal Coal / biomass transition Decommissioned

Tilbury B straddled coal and biomass transition narratives before closing as a major estuarial thermal site on the Thames.

RegionEast of England
NationEngland
Capacity1,142 MW
Timeline1968 to 2013
Open station page

Uskmouth B

Coal Coal / oil Decommissioned

Uskmouth B endured in a smaller, later-life role, showing how some older thermal stations survived in reduced form rather than as giant baseload sites.

RegionWales
NationWales
Capacity363 MW
Timeline1959 to 2014
Open station page

West Burton A

Coal Coal steam Decommissioned

West Burton A was one of the final large English coal stations, and its closure signalled the shrinking endgame of coal generation.

RegionEast Midlands
NationEngland
Capacity2,000 MW
Timeline1966 to 2023
Open station page

Ballylumford CCGT

Gas CCGT Operational

Ballylumford CCGT is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionNorthern Ireland
NationNorthern Ireland
Capacity616 MW
TimelineFrom 2003
Open station page

Blackburn

Gas CCGT Operational

Blackburn is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionNorth West
NationEngland
Capacity60 MW
TimelineFrom 2002
Open station page

Burghfield

Gas OCGT / engines Operational

Burghfield is a peaking or fast-response gas site, built to start quickly when the system needs extra capacity.

RegionSouth East
NationEngland
Capacity50 MW
TimelineFrom 1998
Open station page

Carrington Power

Gas CCGT Operational

Carrington Power is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionNorth West
NationEngland
Capacity884 MW
TimelineFrom 2016
Open station page

Cheshire

Gas OCGT / engines Operational

Cheshire is a peaking or fast-response gas site, built to start quickly when the system needs extra capacity.

RegionNorth West
NationEngland
Capacity40 MW
TimelineFrom 2000
Open station page

Chickerell

Gas OCGT / engines Operational

Chickerell is a peaking or fast-response gas site, built to start quickly when the system needs extra capacity.

RegionSouth West
NationEngland
Capacity50 MW
TimelineFrom 1999
Open station page

Coolkeeragh

Gas CCGT Operational

Coolkeeragh is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionNorthern Ireland
NationNorthern Ireland
Capacity413 MW
TimelineFrom 2004
Open station page

Corby Power Station

Gas CCGT Operational

Corby Power Station is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionEast Midlands
NationEngland
Capacity407 MW
TimelineFrom 1994
Open station page

Coryton Energy Company Ltd

Gas CCGT Operational

Coryton Energy Company Ltd is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionSouth East
NationEngland
Capacity800 MW
TimelineFrom 2002
Open station page

Cottam Development Centre

Gas CCGT Operational

Cottam Development Centre is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionEast Midlands
NationEngland
Capacity445 MW
TimelineFrom 1999
Open station page

Croydon

Gas OCGT / engines Operational

Croydon is a peaking or fast-response gas site, built to start quickly when the system needs extra capacity.

RegionLondon
NationEngland
Capacity50 MW
TimelineFrom 2005
Open station page

Damhead Creek

Gas CCGT Operational

Damhead Creek is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionSouth East
NationEngland
Capacity805 MW
TimelineFrom 2000
Open station page

Derby

Gas OCGT / engines Operational

Derby is a peaking or fast-response gas site, built to start quickly when the system needs extra capacity.

RegionEast Midlands
NationEngland
Capacity50 MW
TimelineFrom 1997
Open station page

Didcot B

Gas CCGT Operational

Didcot B is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionSouth East
NationEngland
Capacity1,450 MW
TimelineFrom 1998
Open station page

Enfield

Gas CCGT Operational

Enfield is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionLondon
NationEngland
Capacity408 MW
TimelineFrom 1999
Open station page

Exeter

Gas OCGT / engines Operational

Exeter is a peaking or fast-response gas site, built to start quickly when the system needs extra capacity.

RegionSouth West
NationEngland
Capacity50 MW
TimelineFrom 2000
Open station page

Grain

Gas CCGT Operational

Grain is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionSouth East
NationEngland
Capacity1,517 MW
TimelineFrom 2011
Open station page

Great Yarmouth

Gas CCGT Operational

Great Yarmouth is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionEast of England
NationEngland
Capacity420 MW
TimelineFrom 2001
Open station page

Grimsby

Gas OCGT / engines Operational

Grimsby is a peaking or fast-response gas site, built to start quickly when the system needs extra capacity.

RegionYorkshire & the Humber
NationEngland
Capacity40 MW
TimelineFrom 2018
Open station page

Heartlands

Gas OCGT / engines Operational

Heartlands is a peaking or fast-response gas site, built to start quickly when the system needs extra capacity.

RegionWest Midlands
NationEngland
Capacity100 MW
TimelineFrom 1998
Open station page

Hythe

Gas OCGT / engines Operational

Hythe is a peaking or fast-response gas site, built to start quickly when the system needs extra capacity.

RegionSouth East
NationEngland
Capacity53 MW
TimelineFrom 2005
Open station page

Immingham VPI

Gas CCGT Operational

Immingham VPI is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionYorkshire & the Humber
NationEngland
Capacity1,252 MW
TimelineFrom 2004
Open station page

Keadby

Gas CCGT Operational

Keadby is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionEast Midlands
NationEngland
Capacity735 MW
TimelineFrom 1986
Open station page

Keadby 2

Gas CCGT Operational

Keadby 2 is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionEast Midlands
NationEngland
Capacity840 MW
TimelineFrom 2023
Open station page

Killingholme

Gas OCGT / engines Operational

Killingholme is a peaking or fast-response gas site, built to start quickly when the system needs extra capacity.

RegionYorkshire & the Humber
NationEngland
Capacity600 MW
TimelineFrom 1992
Open station page

Kings Lynn

Gas CCGT Operational

Kings Lynn is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionEast of England
NationEngland
Capacity395 MW
TimelineFrom 1997
Open station page

Langage

Gas CCGT Operational

Langage is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionSouth West
NationEngland
Capacity905 MW
TimelineFrom 2010
Open station page

Little Barford

Gas CCGT Operational

Little Barford is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionEast of England
NationEngland
Capacity735 MW
TimelineFrom 1995
Open station page

Marchwood Power

Gas CCGT Operational

Marchwood Power is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionSouth East
NationEngland
Capacity898 MW
TimelineFrom 2009
Open station page

Medway

Gas CCGT Operational

Medway is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionSouth East
NationEngland
Capacity755 MW
TimelineFrom 1995
Open station page

Pembroke

Gas CCGT Operational

Pembroke is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionWales
NationWales
Capacity2,199 MW
TimelineFrom 2012
Open station page

Peterborough PPL2

Gas OCGT / engines Operational

Peterborough PPL2 is a peaking or fast-response gas site, built to start quickly when the system needs extra capacity.

RegionEast Midlands
NationEngland
Capacity49 MW
TimelineFrom 2018
Open station page

Peterborough Power Station

Gas OCGT / engines Operational

Peterborough Power Station is a peaking or fast-response gas site, built to start quickly when the system needs extra capacity.

RegionEast of England
NationEngland
Capacity245 MW
TimelineFrom 1993
Open station page

Peterhead

Gas CCGT Operational

Peterhead is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionScotland
NationScotland
Capacity1,180 MW
TimelineFrom 1980
Open station page

Rocksavage

Gas CCGT Operational

Rocksavage is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionNorth West
NationEngland
Capacity810 MW
TimelineFrom 1998
Open station page

Rye House

Gas CCGT Operational

Rye House is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionEast of England
NationEngland
Capacity715 MW
TimelineFrom 1993
Open station page

Saltend Power Station

Gas CCGT Operational

Saltend Power Station is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionYorkshire & the Humber
NationEngland
Capacity1,200 MW
TimelineFrom 2000
Open station page

Seabank

Gas CCGT Operational

Seabank is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionSouth West
NationEngland
Capacity1,234 MW
TimelineFrom 2000
Open station page

Severn Power

Gas CCGT Operational

Severn Power is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionWales
NationWales
Capacity850 MW
TimelineFrom 2010
Open station page

Shoreham

Gas CCGT Operational

Shoreham is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionSouth East
NationEngland
Capacity420 MW
TimelineFrom 2000
Open station page

South Humber Bank

Gas CCGT Operational

South Humber Bank is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionYorkshire & the Humber
NationEngland
Capacity1,365 MW
TimelineFrom 1997
Open station page

Spalding Energy

Gas CCGT Operational

Spalding Energy is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionEast Midlands
NationEngland
Capacity950 MW
TimelineFrom 2004
Open station page

Spalding Expansion

Gas OCGT / engines Operational

Spalding Expansion is a peaking or fast-response gas site, built to start quickly when the system needs extra capacity.

RegionEast Midlands
NationEngland
Capacity300 MW
TimelineFrom 2019
Open station page

Staythorpe

Gas CCGT Operational

Staythorpe is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionEast Midlands
NationEngland
Capacity1,828 MW
TimelineFrom 2010
Open station page

Thornhill

Gas OCGT / engines Operational

Thornhill is a peaking or fast-response gas site, built to start quickly when the system needs extra capacity.

RegionYorkshire & the Humber
NationEngland
Capacity40 MW
TimelineFrom 1997
Open station page

Viking Energy

Gas OCGT / engines Operational

Viking Energy is a peaking or fast-response gas site, built to start quickly when the system needs extra capacity.

RegionNorth East
NationEngland
Capacity50 MW
TimelineFrom 2000
Open station page

West Burton CCGT

Gas CCGT Operational

West Burton CCGT is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.

RegionEast Midlands
NationEngland
Capacity1,332 MW
TimelineFrom 2013
Open station page

Wilton International

Gas Conventional steam Operational

Wilton International is part of the contemporary UK gas-fired generation fleet.

RegionNorth East
NationEngland
Capacity120 MW
TimelineFrom 1952
Open station page

Era guide

A simple rhythm for reading the wider story of UK thermal and nuclear generation.

1950s to 1970sState-build era

Large coal stations, the first Magnox programme, and the visual rise of centralised electricity landscapes.

1980s to 1990sAGR and dash for gas

AGR nuclear sites matured while combined-cycle gas stations rapidly redefined the economics and geography of thermal power.

2000s to early 2020sContraction and conversion

Coal shrank fast, some sites switched fuel or function, and the nuclear fleet narrowed to a handful of stations.

Mid 2020s onwardPost-coal and selective new build

Coal generation ends, gas remains flexible rather than dominant, and the future nuclear story sits with Hinkley Point C and projects like Sizewell C.