Electricity Live

Great Britain’s electricity on Monday 4 December 2023

On Monday 4 December, demand averaged 37.2 GW. Renewables supplied 34%.

37.2GW AVERAGEWind12.81 GW33%Hydro0.25 GW1%Biomass2.89 GW8%Solar0.09 GW0%Gas14.24 GW37%Coal0.90 GW2%Imports2.33 GW6%Nuclear4.77 GW12%37.2GW AVERAGE33%8%37%12%
Price
£93.00/MWh
Day average £93.00
Demand37.2GW
Generation 35.9Transfers 1.3
Fossil fuels37%
Renewables34%
Other26%
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 4 December 2023, gas supplied 37% of Great Britain’s electricity and wind 33%. Demand peaked at 45.5 GW at 17:35. Carbon intensity averaged 177 g/kWh and the price £93.00/MWh. Wind generation peaked at 14.5 GW at 08:40. Solar generation peaked at 0.5 GW at 11:00. Carbon intensity was lowest at 23:00 (108 g/kWh) and highest at 14:00 (214 g/kWh). The wholesale price ranged from £49.98/MWh at 23:00 to £115.08/MWh at 12:00. Gas made 40% 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 0.090.2%Wind 12.8133.5%Gas 14.2437.2%Hydro 0.250.6%Biomass 2.897.6%Nuclear 4.7712.5%Coal 0.902.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 37.2avgGeneration 35.9avgTransfers 1.3avg
The day in figurespeaks, averages, totals
Peak demand45.5GW · 17:35
Low 26.3 · 04:15Avg 37.20–60 GW
Made in Great Britain97%of demand
Generation 35.9Transfers 1.3 GW
Net imports36GWh
In
53 Out
17
Zero-carbon share50%of generation
Nuclear 13%Hydro 1%Wind 36%Solar 0%

Transfers · Mon 4 Dec

Interconnectors and storage

On Monday 4 December 2023, Great Britain imported 53 GWh and exported 17 GWh through its interconnectors. The most came from France (30 GWh), and the most exports went to Ireland (6 GWh).

All interconnectors

Mon 4 Dec
Imported
53GWh
Exported
17GWh
Net in
36GWh
Average net flow
1.51GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.30GWImporting

In 8.9 GWhOut 1.7 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.08GWImporting

In 30.2 GWhOut 4.3 GWh

Ireland

Moyle · East–West · Greenlink

Average0.24GWExporting

In 0.4 GWhOut 6.2 GWh

Netherlands

BritNed

Average0.18GWImporting

In 7.3 GWhOut 2.9 GWh

Norway

North Sea Link

Average0.19GWImporting

In 6.1 GWhOut 1.5 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.25GWPumping

Generated 2.9 GWhPumped 9.0 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.