Electricity Live

Great Britain’s electricity on Sunday 29 December 2024

On Sunday 29 December, demand averaged 30.2 GW. Renewables supplied 48%.

30.2GW AVERAGEWind14.18 GW44%Hydro0.80 GW2%Biomass1.90 GW6%Solar0.36 GW1%Gas6.30 GW20%Imports3.42 GW11%Nuclear5.01 GW16%30.2GW AVERAGE44%20%11%16%
Price
£93.41/MWh
Day average £93.41
Demand30.2GW
Generation 28.5Transfers 1.7
Fossil fuels20%
Renewables48%
Other32%
Carbon intensityLow
91g/kWh
0Day average 91300
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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 Sunday 29 December 2024, wind supplied 44% of Great Britain’s electricity and gas 20%. Demand peaked at 38.1 GW at 18:10. Carbon intensity averaged 91 g/kWh and the price £93.41/MWh. Wind generation peaked at 17.9 GW at 18:15. Solar generation peaked at 2.0 GW at 11:30. Carbon intensity was lowest at 22:00 (53 g/kWh) and highest at 00:00 (122 g/kWh). The wholesale price ranged from £47.25/MWh at 23:30 to £117.92/MWh at 17:30. Wind made 50% of the electricity generated in Great Britain, compared with 35% across 2024.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.361.1%Wind 14.1844.4%Gas 6.3019.7%Hydro 0.802.5%Biomass 1.905.9%Nuclear 5.0115.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 30.2avgGeneration 28.5avgTransfers 1.7avg
The day in figurespeaks, averages, totals
Peak demand38.1GW · 18:10
Low 22.6 · 04:05Avg 30.20–40 GW
Made in Great Britain94%of demand
Generation 28.5Transfers 1.7 GW
Net imports44GWh
In
75 Out
31
Zero-carbon share71%of generation
Nuclear 18%Hydro 3%Wind 50%Solar 1%

Transfers · Sun 29 Dec

Interconnectors and storage

On Sunday 29 December 2024, Great Britain imported 75 GWh and exported 31 GWh through its interconnectors. The most came from Norway (34 GWh), and the most exports went to France (18 GWh).

All interconnectors

Sun 29 Dec
Imported
75GWh
Exported
31GWh
Net in
44GWh
Average net flow
1.83GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.14GWExporting

In 2.8 GWhOut 6.0 GWh

Denmark

Viking Link

Average1.30GWImporting

In 31.2 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.49GWExporting

In 6.5 GWhOut 18.2 GWh

Ireland

Moyle · East–West · Greenlink

Average0.25GWExporting

In 1.0 GWhOut 7.0 GWh

Netherlands

BritNed

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.5 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.12GWPumping

Generated 7.0 GWhPumped 9.9 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.