Electricity Live

Great Britain’s electricity on Tuesday 20 December 2022

On Tuesday 20 December, demand averaged 33.7 GW. Renewables supplied 48%.

33.7GW AVERAGEWind15.59 GW45%Hydro0.42 GW1%Biomass1.76 GW5%Solar0.62 GW2%Gas5.72 GW17%Coal0.73 GW2%Imports3.82 GW11%Nuclear5.85 GW17%33.7GW AVERAGE45%17%11%17%
Price
£159.79/MWh
Day average £159.79
Demand33.7GW
Generation 30.7Transfers 3.0
Fossil fuels17%
Renewables48%
Other33%
Carbon intensityLow
107g/kWh
0Day average 107300
Save as image
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 Tuesday 20 December 2022, wind supplied 45% of Great Britain’s electricity and nuclear 17%. Demand peaked at 41.4 GW at 17:30. Carbon intensity averaged 107 g/kWh and the price £159.79/MWh. Wind generation peaked at 17.6 GW at 00:00. Solar generation peaked at 3.6 GW at 12:00. Carbon intensity was lowest at 04:00 (59 g/kWh) and highest at 15:30 (140 g/kWh). The wholesale price ranged from £7.13/MWh at 03:30 to £265.25/MWh at 09:00. Wind made 51% of the electricity generated in Great Britain, compared with 28% across 2022.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.621.8%Wind 15.5945.2%Gas 5.7216.6%Hydro 0.421.2%Biomass 1.765.1%Nuclear 5.8517.0%Coal 0.732.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 33.7avgGeneration 30.7avgTransfers 3.0avg
The day in figurespeaks, averages, totals
Peak demand41.4GW · 17:30
Low 24.1 · 04:30Avg 33.70–60 GW
Made in Great Britain91%of demand
Generation 30.7Transfers 3.0 GW
Net imports74GWh
In
84 Out
11
Zero-carbon share73%of generation
Nuclear 19%Hydro 1%Wind 51%Solar 2%

Transfers · Tue 20 Dec

Interconnectors and storage

On Tuesday 20 December 2022, Great Britain imported 84 GWh and exported 11 GWh through its interconnectors. The most came from France (29 GWh), and the most exports went to France (7 GWh).

All interconnectors

Tue 20 Dec
Imported
84GWh
Exported
11GWh
Net in
74GWh
Average net flow
3.07GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.52GWImporting

In 12.5 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.95GWImporting

In 29.3 GWhOut 6.5 GWh

Ireland

Moyle · East–West · Greenlink

Average0.39GWImporting

In 9.3 GWhOut 0.0 GWh

Netherlands

BritNed

Average0.63GWImporting

In 15.4 GWhOut 0.3 GWh

Norway

North Sea Link

Average0.58GWImporting

In 17.9 GWhOut 4.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.04GWPumping

Generated 7.2 GWhPumped 8.1 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.