Electricity Live

Great Britain’s electricity on Sunday 9 May 2021

On Sunday 9 May, demand averaged 28.2 GW. Renewables supplied 46%.

28.2GW AVERAGEWind10.88 GW38%Hydro0.26 GW1%Biomass1.23 GW4%Solar1.81 GW6%Gas6.33 GW22%Coal0.28 GW1%Imports3.19 GW11%Nuclear4.35 GW15%28.2GW AVERAGE38%22%11%15%
Price
£62.02/MWh
Day average £62.02
Demand28.2GW
Generation 25.1Transfers 3.0
Fossil fuels22%
Renewables46%
Other31%
Carbon intensityLow
111g/kWh
0Day average 111300
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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 9 May 2021, wind supplied 38% of Great Britain’s electricity and gas 22%. Demand peaked at 34.2 GW at 17:25. Carbon intensity averaged 111 g/kWh and the price £62.02/MWh. Wind generation peaked at 12.9 GW at 16:10. Solar generation peaked at 6.1 GW at 12:00. Carbon intensity was lowest at 11:30 (80 g/kWh) and highest at 21:00 (162 g/kWh). The wholesale price ranged from £17.60/MWh at 05:30 to £85.54/MWh at 21:30. Wind made 43% of the electricity generated in Great Britain, compared with 25% across 2021.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.816.4%Wind 10.8838.4%Gas 6.3322.3%Hydro 0.260.9%Biomass 1.234.4%Nuclear 4.3515.4%Coal 0.281.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.2avgGeneration 25.1avgTransfers 3.0avg
The day in figurespeaks, averages, totals
Peak demand34.2GW · 17:25
Low 21.0 · 05:30Avg 28.20–40 GW
Made in Great Britain89%of demand
Generation 25.1Transfers 3.0 GW
Net imports76GWh
In
76 Out
0
Zero-carbon share69%of generation
Nuclear 17%Hydro 1%Wind 43%Solar 7%

Transfers · Sun 9 May

Interconnectors and storage

On Sunday 9 May 2021, Great Britain imported 76 GWh and exported 0 GWh through its interconnectors. The most came from France (45 GWh).

All interconnectors

Sun 9 May
Imported
76GWh
Exported
0GWh
Net in
76GWh
Average net flow
3.15GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.71GWImporting

In 17.1 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.87GWImporting

In 45.0 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.56GWImporting

In 13.7 GWhOut 0.2 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

Average0.13GWPumping

Generated 0.8 GWhPumped 4.0 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.