UK Electricity Production
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Carbon Intensity
Total Production
Regions
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England
Scotland
Wales
North Scotland
South Scotland
North West England
North East England
Yorkshire
North Wales & Merseyside
South Wales
West Midlands
East Midlands
East England
South West England
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London
South East England
Sources
All Source Types
Renewables
Low Carbon
Fossil Fuels
Interconnects
All Sources
Biomass
CCGT (Gas)
Coal
Hydroelectric
Nuclear
OCGT (Gas)
Pumped Storage
Solar
Wind
Plants
About
South Wales
Live
203gCO
2
/kWh
Moderate
Renewables
39.3%
Low Carbon
11.4%
Fossil Fuels
49.4%
Biomass
4.4%
Gas
49.4%
Interconnects
5.8%
Nuclear
5.6%
Wind
34.9%
Last updated March 17, 2026, 11 p.m. GMT
By Source
Carbon Intensity