Electricity Live

Great Britain’s electricity on Sunday 21 February 2021

On Sunday 21 February, demand averaged 30.9 GW. Renewables supplied 33%.

30.9GW AVERAGEWind8.86 GW28%Hydro0.81 GW3%Biomass2.00 GW6%Solar0.61 GW2%Gas10.61 GW34%Coal0.14 GW0%Imports4.16 GW13%Nuclear4.30 GW14%30.9GW AVERAGE28%34%13%14%
Price
£40.46/MWh
Day average £40.46
Demand30.9GW
Generation 27.3Transfers 3.6
Fossil fuels34%
Renewables33%
Other33%
Carbon intensityModerate
168g/kWh
0Day average 168300
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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 Sunday 21 February 2021, gas supplied 34% of Great Britain’s electricity and wind 28%. Demand peaked at 39.5 GW at 17:50. Carbon intensity averaged 168 g/kWh and the price £40.46/MWh. Wind generation peaked at 13.8 GW at 00:00. Solar generation peaked at 2.9 GW at 12:30. Carbon intensity was lowest at 01:00 (100 g/kWh) and highest at 16:30 (229 g/kWh). The wholesale price ranged from £3.05/MWh at 03:00 to £90.67/MWh at 17:30. Gas made 39% of the electricity generated in Great Britain, compared with 42% across 2021.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.611.9%Wind 8.8628.1%Gas 10.6133.7%Hydro 0.812.6%Biomass 2.006.4%Nuclear 4.3013.7%Coal 0.140.4%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 30.9avgGeneration 27.3avgTransfers 3.6avg
The day in figurespeaks, averages, totals
Peak demand39.5GW · 17:50
Low 23.3 · 04:15Avg 30.90–40 GW
Made in Great Britain88%of demand
Generation 27.3Transfers 3.6 GW
Net imports88GWh
In
93 Out
5
Zero-carbon share53%of generation
Nuclear 16%Hydro 3%Wind 32%Solar 2%

Transfers · Sun 21 Feb

Interconnectors and storage

On Sunday 21 February 2021, Great Britain imported 93 GWh and exported 5 GWh through its interconnectors. The most came from France (52 GWh), and the most exports went to Ireland (5 GWh).

All interconnectors

Sun 21 Feb
Imported
93GWh
Exported
5GWh
Net in
88GWh
Average net flow
3.67GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.81GWImporting

In 19.4 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.15GWImporting

In 51.7 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.01GWImporting

In 5.1 GWhOut 4.8 GWh

Netherlands

BritNed

Average0.69GWImporting

In 16.9 GWhOut 0.3 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.10GWPumping

Generated 6.7 GWhPumped 9.2 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.