Electricity Live

Great Britain’s electricity on Sunday 7 March 2021

On Sunday 7 March, demand averaged 32.2 GW. Renewables supplied 12%.

32.2GW AVERAGEWind2.23 GW7%Hydro0.38 GW1%Biomass2.54 GW8%Solar1.37 GW4%Gas17.46 GW53%Coal0.72 GW2%Imports4.68 GW14%Nuclear3.81 GW11%32.2GW AVERAGE8%53%14%11%
Price
£67.22/MWh
Day average £67.22
Demand32.2GW
Generation 28.5Transfers 3.7
Fossil fuels53%
Renewables12%
Other33%
Carbon intensityHigh
263g/kWh
0Day average 263300
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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 7 March 2021, gas supplied 53% of Great Britain’s electricity and nuclear 11%. Demand peaked at 40.4 GW at 18:30. Carbon intensity averaged 263 g/kWh and the price £67.22/MWh. Wind generation peaked at 2.8 GW at 23:40. Solar generation peaked at 5.4 GW at 13:00. Carbon intensity was lowest at 13:30 (241 g/kWh) and highest at 19:00 (302 g/kWh). The wholesale price ranged from £43.34/MWh at 01:30 to £197.61/MWh at 18:00. Gas made 61% 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 1.374.1%Wind 2.236.7%Gas 17.4652.6%Hydro 0.381.1%Biomass 2.547.7%Nuclear 3.8111.5%Coal 0.722.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 32.2avgGeneration 28.5avgTransfers 3.7avg
The day in figurespeaks, averages, totals
Peak demand40.4GW · 18:30
Low 24.9 · 04:50Avg 32.20–60 GW
Made in Great Britain88%of demand
Generation 28.5Transfers 3.7 GW
Net imports91GWh
In
107 Out
15
Zero-carbon share27%of generation
Nuclear 13%Hydro 1%Wind 8%Solar 5%

Transfers · Sun 7 Mar

Interconnectors and storage

On Sunday 7 March 2021, Great Britain imported 107 GWh and exported 15 GWh through its interconnectors. The most came from France (59 GWh), and the most exports went to Ireland (15 GWh).

All interconnectors

Sun 7 Mar
Imported
107GWh
Exported
15GWh
Net in
91GWh
Average net flow
3.81GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.99GWImporting

In 23.8 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.45GWImporting

In 58.7 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.64GWExporting

In 0.0 GWhOut 15.4 GWh

Netherlands

BritNed

Average1.01GWImporting

In 24.2 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.10GWPumping

Generated 5.7 GWhPumped 8.0 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.