Electricity Live

Great Britain’s electricity on Thursday 29 April 2021

On Thursday 29 April, demand averaged 32.9 GW. Renewables supplied 22%.

32.9GW AVERAGEWind5.12 GW15%Hydro0.25 GW1%Biomass2.41 GW7%Solar2.01 GW6%Gas16.44 GW48%Coal0.11 GW0%Imports2.98 GW9%Nuclear4.71 GW14%32.9GW AVERAGE15%7%48%9%14%
Price
£79.37/MWh
Day average £79.37
Demand32.9GW
Generation 31.0Transfers 1.9
Fossil fuels48%
Renewables22%
Other30%
Carbon intensityModerate
207g/kWh
0Day average 207300
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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 Thursday 29 April 2021, gas supplied 48% of Great Britain’s electricity and wind 15%. Demand peaked at 38.9 GW at 14:00. Carbon intensity averaged 207 g/kWh and the price £79.37/MWh. Wind generation peaked at 6.8 GW at 00:05. Solar generation peaked at 5.7 GW at 11:00. Carbon intensity was lowest at 00:00 (175 g/kWh) and highest at 21:30 (260 g/kWh). The wholesale price ranged from £57.39/MWh at 01:00 to £96.19/MWh at 18:30. Gas made 53% 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 2.015.9%Wind 5.1215.0%Gas 16.4448.3%Hydro 0.250.7%Biomass 2.417.1%Nuclear 4.7113.8%Coal 0.110.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 32.9avgGeneration 31.0avgTransfers 1.9avg
The day in figurespeaks, averages, totals
Peak demand38.9GW · 14:00
Low 24.6 · 04:25Avg 32.90–40 GW
Made in Great Britain94%of demand
Generation 31.0Transfers 1.9 GW
Net imports46GWh
In
64 Out
19
Zero-carbon share39%of generation
Nuclear 15%Hydro 1%Wind 16%Solar 6%

Transfers · Thu 29 Apr

Interconnectors and storage

On Thursday 29 April 2021, Great Britain imported 64 GWh and exported 19 GWh through its interconnectors. The most came from France (43 GWh), and the most exports went to Ireland (19 GWh).

All interconnectors

Thu 29 Apr
Imported
64GWh
Exported
19GWh
Net in
46GWh
Average net flow
1.90GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.87GWImporting

In 20.9 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.80GWImporting

In 43.2 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.78GWExporting

In 0.0 GWhOut 18.6 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

Average0.00GWIdle

Generated 7.3 GWhPumped 7.2 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.