Electricity Live

Great Britain’s electricity on Friday 22 December 2023

On Friday 22 December, demand averaged 31.5 GW. Renewables supplied 59%.

31.5GW AVERAGEWind18.40 GW56%Hydro0.63 GW2%Biomass0.58 GW2%Solar0.23 GW1%Gas3.59 GW11%Imports4.26 GW13%Nuclear5.13 GW16%31.5GW AVERAGE56%11%13%16%
Price
£48.87/MWh
Day average £48.87
Demand31.5GW
Generation 28.6Transfers 2.9
Fossil fuels11%
Renewables59%
Other30%
Carbon intensityLow
51g/kWh
0Day average 51300
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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 Friday 22 December 2023, wind supplied 56% of Great Britain’s electricity and nuclear 16%. Demand peaked at 37.2 GW at 17:10. Carbon intensity averaged 51 g/kWh and the price £48.87/MWh. Wind generation peaked at 20.7 GW at 09:00. Solar generation peaked at 1.4 GW at 11:30. Carbon intensity was lowest at 06:30 (36 g/kWh) and highest at 16:30 (71 g/kWh). The wholesale price ranged from −£6.20/MWh at 03:30 to £94.03/MWh at 20:30. The price was below zero for 2 hours. Wind made 64% of the electricity generated in Great Britain, compared with 33% across 2023.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.230.7%Wind 18.4056.1%Gas 3.5910.9%Hydro 0.631.9%Biomass 0.581.8%Nuclear 5.1315.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.5avgGeneration 28.6avgTransfers 2.9avg
The day in figurespeaks, averages, totals
Peak demand37.2GW · 17:10
Low 22.9 · 05:00Avg 31.50–40 GW
Made in Great Britain91%of demand
Generation 28.6Transfers 2.9 GW
Net imports69GWh
In
87 Out
18
Zero-carbon share85%of generation
Nuclear 18%Hydro 2%Wind 64%Solar 1%

Transfers · Fri 22 Dec

Interconnectors and storage

On Friday 22 December 2023, Great Britain imported 87 GWh and exported 18 GWh through its interconnectors. The most came from France (42 GWh), and the most exports went to Norway (8 GWh).

All interconnectors

Fri 22 Dec
Imported
87GWh
Exported
18GWh
Net in
69GWh
Average net flow
2.86GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.85GWImporting

In 20.4 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.1 GWh

France

IFA · IFA2 · ElecLink

Average1.70GWImporting

In 42.2 GWhOut 1.3 GWh

Ireland

Moyle · East–West · Greenlink

Average0.03GWExporting

In 2.9 GWhOut 3.5 GWh

Netherlands

BritNed

Average0.13GWImporting

In 8.1 GWhOut 4.9 GWh

Norway

North Sea Link

Average0.20GWImporting

In 13.3 GWhOut 8.5 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.06GWGenerating

Generated 15.3 GWhPumped 13.9 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.