Electricity Live

Great Britain’s electricity on Wednesday 24 March 2021

On Wednesday 24 March, demand averaged 33.6 GW. Renewables supplied 37%.

33.6GW AVERAGEWind10.56 GW31%Hydro0.37 GW1%Biomass3.06 GW9%Solar1.66 GW5%Gas10.60 GW31%Imports2.48 GW7%Nuclear5.27 GW15%33.6GW AVERAGE31%9%31%7%15%
Price
£47.91/MWh
Day average £47.91
Demand33.6GW
Generation 31.5Transfers 2.1
Fossil fuels31%
Renewables37%
Other32%
Carbon intensityModerate
150g/kWh
0Day average 150300
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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 24 March 2021, gas supplied 31% of Great Britain’s electricity and wind 31%. Demand peaked at 40.5 GW at 18:55. Carbon intensity averaged 150 g/kWh and the price £47.91/MWh. Wind generation peaked at 12.4 GW at 13:00. Solar generation peaked at 5.8 GW at 13:00. Carbon intensity was lowest at 01:30 (113 g/kWh) and highest at 19:30 (194 g/kWh). The wholesale price ranged from £20.65/MWh at 00:00 to £66.41/MWh at 08:00. Gas made 34% 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 1.664.9%Wind 10.5631.1%Gas 10.6031.2%Hydro 0.371.1%Biomass 3.069.0%Nuclear 5.2715.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 33.6avgGeneration 31.5avgTransfers 2.1avg
The day in figurespeaks, averages, totals
Peak demand40.5GW · 18:55
Low 24.5 · 04:00Avg 33.60–60 GW
Made in Great Britain94%of demand
Generation 31.5Transfers 2.1 GW
Net imports52GWh
In
57 Out
4
Zero-carbon share57%of generation
Nuclear 17%Hydro 1%Wind 34%Solar 5%

Transfers · Wed 24 Mar

Interconnectors and storage

On Wednesday 24 March 2021, Great Britain imported 57 GWh and exported 4 GWh through its interconnectors. The most came from France (30 GWh), and the most exports went to Ireland (3 GWh).

All interconnectors

Wed 24 Mar
Imported
57GWh
Exported
4GWh
Net in
52GWh
Average net flow
2.19GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.84GWImporting

In 20.2 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.20GWImporting

In 30.1 GWhOut 1.4 GWh

Ireland

Moyle · East–West · Greenlink

Average0.15GWImporting

In 6.5 GWhOut 2.9 GWh

Netherlands

BritNed

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.09GWPumping

Generated 2.8 GWhPumped 4.9 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.