Electricity Live

Great Britain’s electricity on Wednesday 7 April 2021

On Wednesday 7 April, demand averaged 34.9 GW. Renewables supplied 29%.

34.9GW AVERAGEWind8.20 GW23%Hydro0.57 GW2%Biomass2.65 GW7%Solar1.64 GW5%Gas14.87 GW41%Coal0.06 GW0%Imports3.20 GW9%Nuclear4.90 GW14%34.9GW AVERAGE23%7%41%9%14%
Price
£79.22/MWh
Day average £79.22
Demand34.9GW
Generation 32.9Transfers 2.0
Fossil fuels41%
Renewables29%
Other30%
Carbon intensityModerate
188g/kWh
0Day average 188300
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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 7 April 2021, gas supplied 41% of Great Britain’s electricity and wind 23%. Demand peaked at 41.6 GW at 12:20. Carbon intensity averaged 188 g/kWh and the price £79.22/MWh. Wind generation peaked at 11.9 GW at 00:30. Solar generation peaked at 5.0 GW at 11:00. Carbon intensity was lowest at 02:30 (115 g/kWh) and highest at 21:30 (261 g/kWh). The wholesale price ranged from £40.32/MWh at 23:30 to £130.37/MWh at 21:00. Gas made 45% 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 1.644.6%Wind 8.2022.7%Gas 14.8741.2%Hydro 0.571.6%Biomass 2.657.3%Nuclear 4.9013.6%Coal 0.060.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 34.9avgGeneration 32.9avgTransfers 2.0avg
The day in figurespeaks, averages, totals
Peak demand41.6GW · 12:20
Low 26.2 · 01:10Avg 34.90–60 GW
Made in Great Britain94%of demand
Generation 32.9Transfers 2.0 GW
Net imports50GWh
In
69 Out
19
Zero-carbon share47%of generation
Nuclear 15%Hydro 2%Wind 25%Solar 5%

Transfers · Wed 7 Apr

Interconnectors and storage

On Wednesday 7 April 2021, Great Britain imported 69 GWh and exported 19 GWh through its interconnectors. The most came from France (48 GWh), and the most exports went to Ireland (14 GWh).

All interconnectors

Wed 7 Apr
Imported
69GWh
Exported
19GWh
Net in
50GWh
Average net flow
2.07GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.86GWImporting

In 20.6 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.77GWImporting

In 48.2 GWhOut 5.6 GWh

Ireland

Moyle · East–West · Greenlink

Average0.56GWExporting

In 0.2 GWhOut 13.7 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

Average0.03GWPumping

Generated 7.9 GWhPumped 8.5 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.