Electricity Live

Great Britain’s electricity on Tuesday 9 March 2021

On Tuesday 9 March, demand averaged 35.3 GW. Renewables supplied 28%.

35.3GW AVERAGEWind8.00 GW23%Hydro0.34 GW1%Biomass2.90 GW8%Solar1.70 GW5%Gas15.58 GW44%Coal0.15 GW0%Imports2.95 GW8%Nuclear3.83 GW11%35.3GW AVERAGE23%8%44%8%11%
Price
£54.06/MWh
Day average £54.06
Demand35.3GW
Generation 32.5Transfers 2.8
Fossil fuels44%
Renewables28%
Other27%
Carbon intensityHigh
209g/kWh
0Day average 209300
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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 Tuesday 9 March 2021, gas supplied 44% of Great Britain’s electricity and wind 23%. Demand peaked at 43.8 GW at 18:30. Carbon intensity averaged 209 g/kWh and the price £54.06/MWh. Wind generation peaked at 15.0 GW at 23:55. Solar generation peaked at 7.0 GW at 11:30. Carbon intensity was lowest at 23:30 (105 g/kWh) and highest at 05:30 (260 g/kWh). The wholesale price ranged from £39.79/MWh at 13:00 to £81.11/MWh at 07:30. Gas made 48% 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 1.704.8%Wind 8.0022.6%Gas 15.5844.0%Hydro 0.341.0%Biomass 2.908.2%Nuclear 3.8310.8%Coal 0.150.4%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 35.3avgGeneration 32.5avgTransfers 2.8avg
The day in figurespeaks, averages, totals
Peak demand43.8GW · 18:30
Low 26.3 · 04:25Avg 35.30–60 GW
Made in Great Britain92%of demand
Generation 32.5Transfers 2.8 GW
Net imports64GWh
In
66 Out
2
Zero-carbon share43%of generation
Nuclear 12%Hydro 1%Wind 25%Solar 5%

Transfers · Tue 9 Mar

Interconnectors and storage

On Tuesday 9 March 2021, Great Britain imported 66 GWh and exported 2 GWh through its interconnectors. The most came from France (37 GWh), and the most exports went to Ireland (2 GWh).

All interconnectors

Tue 9 Mar
Imported
66GWh
Exported
2GWh
Net in
64GWh
Average net flow
2.68GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.64GWImporting

In 15.4 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.52GWImporting

In 36.8 GWhOut 0.3 GWh

Ireland

Moyle · East–West · Greenlink

Average0.33GWImporting

In 9.7 GWhOut 1.6 GWh

Netherlands

BritNed

Average0.18GWImporting

In 4.4 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.11GWGenerating

Generated 4.6 GWhPumped 1.9 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.