Electricity Live

Great Britain’s electricity on Sunday 15 December 2024

On Sunday 15 December, demand averaged 32.6 GW. Renewables supplied 61%.

32.6GW AVERAGEWind20.24 GW58%Hydro0.46 GW1%Biomass1.63 GW5%Solar0.29 GW1%Gas4.20 GW12%Imports3.80 GW11%Nuclear4.03 GW12%32.6GW AVERAGE58%12%11%12%
Price
£49.83/MWh
Day average £49.83
Demand32.6GW
Generation 30.8Transfers 1.7
Fossil fuels12%
Renewables61%
Other27%
Carbon intensityLow
61g/kWh
0Day average 61300
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Recorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hour

Records set on this day

All records

Key moments

On Sunday 15 December 2024, wind supplied 58% of Great Britain’s electricity and gas 12%. Demand peaked at 40.5 GW at 17:40. Carbon intensity averaged 61 g/kWh and the price £49.83/MWh. Wind generation peaked at 22.3 GW at 18:50. Solar generation peaked at 1.6 GW at 11:30. Carbon intensity was lowest at 03:00 (48 g/kWh) and highest at 16:30 (80 g/kWh). The wholesale price ranged from £0.57/MWh at 23:30 to £89.86/MWh at 17:30. Wind made 66% 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 0.290.8%Wind 20.2458.4%Gas 4.2012.1%Hydro 0.461.3%Biomass 1.634.7%Nuclear 4.0311.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 32.6avgGeneration 30.8avgTransfers 1.7avg
The day in figurespeaks, averages, totals
Peak demand40.5GW · 17:40
Low 24.6 · 05:40Avg 32.60–60 GW
Made in Great Britain95%of demand
Generation 30.8Transfers 1.7 GW
Net imports54GWh
In
90 Out
36
Zero-carbon share81%of generation
Nuclear 13%Hydro 1%Wind 66%Solar 1%

Transfers · Sun 15 Dec

Interconnectors and storage

On Sunday 15 December 2024, Great Britain imported 90 GWh and exported 36 GWh through its interconnectors. The most came from Denmark (33 GWh), and the most exports went to Ireland (17 GWh).

All interconnectors

Sun 15 Dec
Imported
90GWh
Exported
36GWh
Net in
54GWh
Average net flow
2.25GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.18GWImporting

In 9.1 GWhOut 4.8 GWh

Denmark

Viking Link

Average1.39GWImporting

In 33.3 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.70GWImporting

In 30.5 GWhOut 13.8 GWh

Ireland

Moyle · East–West · Greenlink

Average0.71GWExporting

In 0.0 GWhOut 17.1 GWh

Netherlands

BritNed

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.70GWImporting

In 16.7 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.52GWPumping

Generated 1.6 GWhPumped 14.1 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.