Electricity Live

Great Britain’s electricity on Wednesday 6 December 2023

On Wednesday 6 December, demand averaged 37.6 GW. Renewables supplied 21%.

37.6GW AVERAGEWind7.18 GW18%Hydro0.25 GW1%Biomass2.93 GW7%Solar0.75 GW2%Gas20.92 GW53%Coal0.90 GW2%Imports1.52 GW4%Nuclear4.75 GW12%37.6GW AVERAGE18%7%53%12%
Price
£116.23/MWh
Day average £116.23
Demand37.6GW
Generation 37.7Transfers −0.1
Fossil fuels53%
Renewables21%
Other23%
Carbon intensityHigh
244g/kWh
0Day average 244300
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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 Wednesday 6 December 2023, gas supplied 53% of Great Britain’s electricity and wind 18%. Demand peaked at 44.8 GW at 18:10. Carbon intensity averaged 244 g/kWh and the price £116.23/MWh. Wind generation peaked at 13.1 GW at 23:55. Solar generation peaked at 4.1 GW at 11:30. Carbon intensity was lowest at 23:30 (146 g/kWh) and highest at 07:00 (281 g/kWh). The wholesale price ranged from £68.16/MWh at 23:00 to £176.53/MWh at 17:30. Gas made 56% 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 0.751.9%Wind 7.1818.3%Gas 20.9253.4%Hydro 0.250.6%Biomass 2.937.5%Nuclear 4.7512.1%Coal 0.902.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 37.6avgGeneration 37.7avgTransfers −0.1avg
The day in figurespeaks, averages, totals
Peak demand44.8GW · 18:10
Low 27.1 · 04:35Avg 37.60–60 GW
Made in Great Britain100%of demand
Generation 37.7Transfers −0.1 GW
Net exports4GWh
In
28 Out
32
Zero-carbon share34%of generation
Nuclear 13%Hydro 1%Wind 19%Solar 2%

Transfers · Wed 6 Dec

Interconnectors and storage

On Wednesday 6 December 2023, Great Britain imported 28 GWh and exported 32 GWh through its interconnectors. The most came from Ireland (13 GWh), and the most exports went to Norway (10 GWh).

All interconnectors

Wed 6 Dec
Imported
28GWh
Exported
32GWh
Net out
4GWh
Average net flow
0.16GW out

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.23GWExporting

In 1.4 GWhOut 7.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.05GWImporting

In 10.1 GWhOut 8.8 GWh

Ireland

Moyle · East–West · Greenlink

Average0.53GWImporting

In 13.2 GWhOut 0.6 GWh

Netherlands

BritNed

Average0.09GWExporting

In 3.5 GWhOut 5.6 GWh

Norway

North Sea Link

Average0.41GWExporting

In 0.0 GWhOut 9.9 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.06GWGenerating

Generated 8.4 GWhPumped 6.9 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.