Electricity Live

Great Britain’s electricity on Sunday 30 April 2023

On Sunday 30 April, demand averaged 26.0 GW. Renewables supplied 27%.

26.0GW AVERAGEWind5.35 GW20%Hydro0.13 GW1%Biomass1.33 GW5%Solar1.80 GW7%Gas8.09 GW30%Imports6.29 GW24%Nuclear3.58 GW13%26.0GW AVERAGE20%30%24%13%
Price
£92.10/MWh
Day average £92.10
Demand26.0GW
Generation 20.3Transfers 5.7
Fossil fuels30%
Renewables27%
Other42%
Carbon intensityModerate
147g/kWh
0Day average 147300
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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 30 April 2023, gas supplied 30% of Great Britain’s electricity and wind 20%. Demand peaked at 30.6 GW at 12:20. Carbon intensity averaged 147 g/kWh and the price £92.10/MWh. Wind generation peaked at 6.4 GW at 21:05. Solar generation peaked at 5.2 GW at 12:00. Carbon intensity was lowest at 23:30 (114 g/kWh) and highest at 21:30 (196 g/kWh). The wholesale price ranged from £69.52/MWh at 23:00 to £115.85/MWh at 12:30. Gas made 40% of the electricity generated in Great Britain, compared with 36% across 2023.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.806.8%Wind 5.3520.1%Gas 8.0930.4%Hydro 0.130.5%Biomass 1.335.0%Nuclear 3.5813.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.0avgGeneration 20.3avgTransfers 5.7avg
The day in figurespeaks, averages, totals
Peak demand30.6GW · 12:20
Low 19.8 · 04:45Avg 26.00–40 GW
Made in Great Britain78%of demand
Generation 20.3Transfers 5.7 GW
Net imports140GWh
In
149 Out
8
Zero-carbon share54%of generation
Nuclear 18%Hydro 1%Wind 26%Solar 9%

Transfers · Sun 30 Apr

Interconnectors and storage

On Sunday 30 April 2023, Great Britain imported 149 GWh and exported 8 GWh through its interconnectors. The most came from France (81 GWh), and the most exports went to Ireland (8 GWh).

All interconnectors

Sun 30 Apr
Imported
149GWh
Exported
8GWh
Net in
140GWh
Average net flow
5.84GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.78GWImporting

In 18.8 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average3.39GWImporting

In 81.3 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.33GWExporting

In 0.6 GWhOut 8.5 GWh

Netherlands

BritNed

Average0.81GWImporting

In 19.5 GWhOut 0.0 GWh

Norway

North Sea Link

Average1.18GWImporting

In 28.4 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.10GWPumping

Generated 2.3 GWhPumped 4.7 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.