Electricity Live

Great Britain’s electricity on Thursday 20 April 2023

On Thursday 20 April, demand averaged 30.0 GW. Renewables supplied 48%.

30.0GW AVERAGEWind10.99 GW36%Hydro0.27 GW1%Biomass1.56 GW5%Solar3.43 GW11%Gas7.21 GW24%Imports3.00 GW10%Nuclear4.14 GW14%30.0GW AVERAGE36%11%24%10%14%
Price
£102.04/MWh
Day average £102.04
Demand30.0GW
Generation 27.6Transfers 2.4
Fossil fuels24%
Renewables48%
Other28%
Carbon intensityLow
119g/kWh
0Day average 119300
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Recorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hour

Records set on this day

All records

Key moments

On Thursday 20 April 2023, wind supplied 36% of Great Britain’s electricity and gas 24%. Demand peaked at 35.9 GW at 09:30. Carbon intensity averaged 119 g/kWh and the price £102.04/MWh. Wind generation peaked at 13.9 GW at 17:25. Solar generation peaked at 11.1 GW at 13:00. Carbon intensity was lowest at 13:00 (58 g/kWh) and highest at 06:00 (170 g/kWh). The wholesale price ranged from £71.08/MWh at 03:30 to £148.64/MWh at 07:30. Wind made 40% of the electricity generated in Great Britain, compared with 33% across 2023.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 3.4311.2%Wind 10.9935.9%Gas 7.2123.6%Hydro 0.270.9%Biomass 1.565.1%Nuclear 4.1413.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 30.0avgGeneration 27.6avgTransfers 2.4avg
The day in figurespeaks, averages, totals
Peak demand35.9GW · 09:30
Low 21.9 · 04:30Avg 30.00–40 GW
Made in Great Britain92%of demand
Generation 27.6Transfers 2.4 GW
Net imports56GWh
In
66 Out
10
Zero-carbon share68%of generation
Nuclear 15%Hydro 1%Wind 40%Solar 12%

Transfers · Thu 20 Apr

Interconnectors and storage

On Thursday 20 April 2023, Great Britain imported 66 GWh and exported 10 GWh through its interconnectors. The most came from Norway (26 GWh), and the most exports went to Ireland (5 GWh).

All interconnectors

Thu 20 Apr
Imported
66GWh
Exported
10GWh
Net in
56GWh
Average net flow
2.31GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.15GWImporting

In 5.8 GWhOut 2.3 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.42GWImporting

In 13.3 GWhOut 3.2 GWh

Ireland

Moyle · East–West · Greenlink

Average0.11GWExporting

In 2.1 GWhOut 4.8 GWh

Netherlands

BritNed

Average0.77GWImporting

In 18.4 GWhOut 0.0 GWh

Norway

North Sea Link

Average1.09GWImporting

In 26.2 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.11GWGenerating

Generated 6.0 GWhPumped 3.5 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.