Electricity Live

Great Britain’s electricity on Monday 11 December 2023

On Monday 11 December, demand averaged 34.5 GW. Renewables supplied 29%.

34.5GW AVERAGEWind9.34 GW26%Hydro0.41 GW1%Biomass2.06 GW6%Solar0.48 GW1%Gas13.39 GW38%Coal0.69 GW2%Imports4.41 GW12%Nuclear4.71 GW13%34.5GW AVERAGE26%38%12%13%
Price
£78.34/MWh
Day average £78.34
Demand34.5GW
Generation 31.1Transfers 3.4
Fossil fuels38%
Renewables29%
Other32%
Carbon intensityHigh
177g/kWh
0Day average 177300
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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 Monday 11 December 2023, gas supplied 38% of Great Britain’s electricity and wind 26%. Demand peaked at 41.8 GW at 17:20. Carbon intensity averaged 177 g/kWh and the price £78.34/MWh. Wind generation peaked at 16.2 GW at 00:15. Solar generation peaked at 2.6 GW at 12:00. Carbon intensity was lowest at 00:00 (62 g/kWh) and highest at 17:30 (242 g/kWh). The wholesale price ranged from £33.69/MWh at 01:30 to £111.96/MWh at 16:30. Gas made 43% of the electricity generated in Great Britain, compared with 36% across 2023.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.481.3%Wind 9.3426.3%Gas 13.3937.7%Hydro 0.411.2%Biomass 2.065.8%Nuclear 4.7113.3%Coal 0.692.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 34.5avgGeneration 31.1avgTransfers 3.4avg
The day in figurespeaks, averages, totals
Peak demand41.8GW · 17:20
Low 24.1 · 04:35Avg 34.50–60 GW
Made in Great Britain90%of demand
Generation 31.1Transfers 3.4 GW
Net imports84GWh
In
100 Out
17
Zero-carbon share48%of generation
Nuclear 15%Hydro 1%Wind 30%Solar 2%

Transfers · Mon 11 Dec

Interconnectors and storage

On Monday 11 December 2023, Great Britain imported 100 GWh and exported 17 GWh through its interconnectors. The most came from France (55 GWh), and the most exports went to Ireland (15 GWh).

All interconnectors

Mon 11 Dec
Imported
100GWh
Exported
17GWh
Net in
84GWh
Average net flow
3.49GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.72GWImporting

In 17.6 GWhOut 0.3 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.1 GWhOut 0.2 GWh

France

IFA · IFA2 · ElecLink

Average2.28GWImporting

In 54.7 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.62GWExporting

In 0.1 GWhOut 15.0 GWh

Netherlands

BritNed

Average0.44GWImporting

In 11.4 GWhOut 0.9 GWh

Norway

North Sea Link

Average0.68GWImporting

In 16.6 GWhOut 0.2 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.08GWPumping

Generated 5.4 GWhPumped 7.4 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.