Electricity Live

Great Britain’s electricity on Saturday 25 December 2021

On Saturday 25 December, demand averaged 29.7 GW. Renewables supplied 50%.

29.7GW AVERAGEWind15.40 GW49%Hydro0.29 GW1%Biomass2.13 GW7%Solar0.09 GW0%Gas4.51 GW14%Imports2.43 GW8%Nuclear6.74 GW21%29.7GW AVERAGE49%14%8%21%
Price
£127.42/MWh
Day average £127.42
Demand29.7GW
Generation 29.2Transfers 0.6
Fossil fuels14%
Renewables50%
Other36%
Carbon intensityModerate
131g/kWh
0Day average 131300
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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 Saturday 25 December 2021, wind supplied 49% of Great Britain’s electricity and nuclear 21%. Demand peaked at 39.0 GW at 13:05. Carbon intensity averaged 131 g/kWh and the price £127.42/MWh. Wind generation peaked at 17.0 GW at 15:10. Solar generation peaked at 0.6 GW at 12:00. Carbon intensity was lowest at 16:00 (122 g/kWh) and highest at 06:30 (140 g/kWh). The wholesale price ranged from £1.12/MWh at 06:00 to £193.56/MWh at 14:00. Wind made 53% of the electricity generated in Great Britain, compared with 25% across 2021.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.090.3%Wind 15.4048.8%Gas 4.5114.3%Hydro 0.290.9%Biomass 2.136.7%Nuclear 6.7421.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 29.7avgGeneration 29.2avgTransfers 0.6avg
The day in figurespeaks, averages, totals
Peak demand39.0GW · 13:05
Low 21.5 · 04:55Avg 29.70–40 GW
Made in Great Britain98%of demand
Generation 29.2Transfers 0.6 GW
Net imports19GWh
In
50 Out
31
Zero-carbon share77%of generation
Nuclear 23%Hydro 1%Wind 53%Solar 0%

Transfers · Sat 25 Dec

Interconnectors and storage

On Saturday 25 December 2021, Great Britain imported 50 GWh and exported 31 GWh through its interconnectors. The most came from Netherlands (16 GWh), and the most exports went to France (30 GWh).

All interconnectors

Sat 25 Dec
Imported
50GWh
Exported
31GWh
Net in
19GWh
Average net flow
0.78GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.65GWImporting

In 15.7 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.15GWExporting

In 2.1 GWhOut 29.7 GWh

Ireland

Moyle · East–West · Greenlink

Average0.24GWImporting

In 5.9 GWhOut 0.1 GWh

Netherlands

BritNed

Average0.62GWImporting

In 15.9 GWhOut 1.1 GWh

Norway

North Sea Link

Average0.42GWImporting

In 10.1 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.20GWPumping

Generated 8.6 GWhPumped 13.4 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.