Electricity Live

Great Britain’s electricity on Thursday 27 March 2025

On Thursday 27 March, demand averaged 31.8 GW. Renewables supplied 49%.

31.8GW AVERAGEWind13.69 GW41%Hydro0.23 GW1%Biomass0.46 GW1%Solar2.38 GW7%Gas6.58 GW20%Imports5.98 GW18%Nuclear3.81 GW12%31.8GW AVERAGE41%7%20%18%12%
Price
£81.98/MWh
Day average £81.98
Demand31.8GW
Generation 27.1Transfers 4.7
Fossil fuels20%
Renewables49%
Other31%
Carbon intensityModerate
98g/kWh
0Day average 98300
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Recorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hour

Key moments

On Thursday 27 March 2025, wind supplied 41% of Great Britain’s electricity and gas 20%. Demand peaked at 37.5 GW at 10:00. Carbon intensity averaged 98 g/kWh and the price £81.98/MWh. Wind generation peaked at 19.5 GW at 21:20. Solar generation peaked at 8.7 GW at 12:30. Carbon intensity was lowest at 13:30 (47 g/kWh) and highest at 06:00 (151 g/kWh). The wholesale price ranged from £23.55/MWh at 23:30 to £113.40/MWh at 06:30. Wind made 50% of the electricity generated in Great Britain, compared with 35% across 2025.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.387.2%Wind 13.6941.3%Gas 6.5819.9%Hydro 0.230.7%Biomass 0.461.4%Nuclear 3.8111.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.8avgGeneration 27.1avgTransfers 4.7avg
The day in figurespeaks, averages, totals
Peak demand37.5GW · 10:00
Low 23.5 · 04:05Avg 31.80–40 GW
Made in Great Britain85%of demand
Generation 27.1Transfers 4.7 GW
Net imports120GWh
In
142 Out
22
Zero-carbon share74%of generation
Nuclear 14%Hydro 1%Wind 50%Solar 9%

Transfers · Thu 27 Mar

Interconnectors and storage

On Thursday 27 March 2025, Great Britain imported 142 GWh and exported 22 GWh through its interconnectors. The most came from France (84 GWh), and the most exports went to Belgium (9 GWh).

All interconnectors

Thu 27 Mar
Imported
142GWh
Exported
22GWh
Net in
120GWh
Average net flow
5.00GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.02GWExporting

In 8.6 GWhOut 9.0 GWh

Denmark

Viking Link

Average0.59GWImporting

In 14.8 GWhOut 0.7 GWh

France

IFA · IFA2 · ElecLink

Average3.52GWImporting

In 84.5 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.09GWExporting

In 1.5 GWhOut 3.7 GWh

Netherlands

BritNed

Average0.00GWIdle

In 8.2 GWhOut 8.1 GWh

Norway

North Sea Link

Average1.00GWImporting

In 23.9 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.29GWPumping

Generated 2.1 GWhPumped 9.1 GWh

All cards share one scale, so you can compare their heights. Each country can have more than one cable.

Download the 5-minute data for this day: CSV · JSON. See what the figures mean.