Severn Power is a major UK gas-fired combined-cycle station used within the modern flexible thermal fleet.
CCGTWalesWalesCommissioned 2010
Site imageOperational
Representative CCGT station viewRepresentative licensed view of a modern combined-cycle gas turbine station, included to show the compact layout and stack arrangement typical of large gas-fired generation.
Image credit: M J Roscoe / Wikimedia Commons · CC BY-SA 2.0
CCGTTechnical views
Combined-cycle flow showing the gas-turbine train, heat recovery steam generator and bottoming steam cycle.
Indicative combined-cycle gas station layout showing gas receiving plant, turbine train, HRSG block, steam cycle and electrical compound.
Indicative station-form view showing the principal structures and site massing associated with this station type.
Station map context
OpenStreetMap view showing the actual atlas coordinate for Severn Power, 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: 51.559967, -2.964279
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
StatusOperational
FuelGas
TechnologyCCGT
Capacity850 MW
Commissioned2010
ClosedNot stated
RegionWales
NationWales
OwnerCalon Energy
OperatorCalon Energy
Why it matters
Operational in DESNZ DUKES May 2025 table
CCGT
850 MW installed capacity
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.
2010Commissioned
Entered service as part of the UK gas fleet.
2025Operational snapshot
Listed as operational at the end of May 2025 in DESNZ DUKES 5.11.
2026Grid role
Gas stations remain important for balancing, reserves, and covering demand when low-carbon output varies.
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. Severn Power should therefore be read as part of a wider infrastructure system rather than as an isolated structure in the landscape.
Approx. coordinates: 51.559967, -2.964279
Source notes
DESNZ DUKES 5.11, Power stations in the United Kingdom, operational at the end of May 2025.
Station naming and the plain-English summaries here are written for general reference use on Octary.
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.
Plant language
Boxy turbine halls, HRSG stacks, transmission yards and river or estuary siting are all part of the gas station visual grammar.
How to read it
Look for intake systems, gas turbines, heat-recovery equipment and large grid compounds rather than cooling towers.
Grid role
Most modern gas stations are valued for dispatchability and response, not just raw annual output.
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.
