Electricity Live

Great Britain’s electricity on Tuesday 25 April 2023

On Tuesday 25 April, demand averaged 31.5 GW. Renewables supplied 25%.

31.5GW AVERAGEWind4.83 GW15%Hydro0.26 GW1%Biomass1.40 GW4%Solar3.05 GW10%Gas13.45 GW42%Coal0.11 GW0%Imports4.83 GW15%Nuclear4.15 GW13%31.5GW AVERAGE15%10%42%15%13%
Price
£93.91/MWh
Day average £93.91
Demand31.5GW
Generation 27.2Transfers 4.3
Fossil fuels42%
Renewables25%
Other32%
Carbon intensityModerate
197g/kWh
0Day average 197300
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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 Tuesday 25 April 2023, gas supplied 42% of Great Britain’s electricity and wind 15%. Demand peaked at 37.3 GW at 12:25. Carbon intensity averaged 197 g/kWh and the price £93.91/MWh. Wind generation peaked at 8.3 GW at 00:25. Solar generation peaked at 9.1 GW at 12:00. Carbon intensity was lowest at 13:00 (145 g/kWh) and highest at 23:30 (266 g/kWh). The wholesale price ranged from £75.87/MWh at 14:30 to £128.03/MWh at 06:30. Gas made 49% 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 3.059.5%Wind 4.8315.1%Gas 13.4541.9%Hydro 0.260.8%Biomass 1.404.4%Nuclear 4.1512.9%Coal 0.110.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.5avgGeneration 27.2avgTransfers 4.3avg
The day in figurespeaks, averages, totals
Peak demand37.3GW · 12:25
Low 23.4 · 04:05Avg 31.50–40 GW
Made in Great Britain86%of demand
Generation 27.2Transfers 4.3 GW
Net imports100GWh
In
111 Out
11
Zero-carbon share45%of generation
Nuclear 15%Hydro 1%Wind 18%Solar 11%

Transfers · Tue 25 Apr

Interconnectors and storage

On Tuesday 25 April 2023, Great Britain imported 111 GWh and exported 11 GWh through its interconnectors. The most came from France (52 GWh), and the most exports went to Ireland (8 GWh).

All interconnectors

Tue 25 Apr
Imported
111GWh
Exported
11GWh
Net in
100GWh
Average net flow
4.17GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.24GWImporting

In 7.6 GWhOut 1.9 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.10GWImporting

In 51.9 GWhOut 1.4 GWh

Ireland

Moyle · East–West · Greenlink

Average0.30GWExporting

In 0.3 GWhOut 7.6 GWh

Netherlands

BritNed

Average0.86GWImporting

In 20.7 GWhOut 0.0 GWh

Norway

North Sea Link

Average1.27GWImporting

In 30.4 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.09GWGenerating

Generated 4.9 GWhPumped 2.8 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.