Electricity Live

Great Britain’s electricity on Friday 4 August 2023

On Friday 4 August, demand averaged 25.9 GW. Renewables supplied 27%.

25.9GW AVERAGEWind5.16 GW19%Hydro0.41 GW2%Biomass1.45 GW5%Solar1.82 GW7%Gas10.82 GW40%Coal0.08 GW0%Imports4.54 GW17%Nuclear2.92 GW11%25.9GW AVERAGE19%40%17%11%
Price
£80.33/MWh
Day average £80.33
Demand25.9GW
Generation 22.7Transfers 3.2
Fossil fuels40%
Renewables27%
Other33%
Carbon intensityModerate
184g/kWh
0Day average 184300
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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 Friday 4 August 2023, gas supplied 40% of Great Britain’s electricity and wind 19%. Demand peaked at 32.0 GW at 11:00. Carbon intensity averaged 184 g/kWh and the price £80.33/MWh. Wind generation peaked at 8.8 GW at 00:05. Solar generation peaked at 5.2 GW at 12:30. Carbon intensity was lowest at 03:00 (121 g/kWh) and highest at 23:30 (258 g/kWh). The wholesale price ranged from £58.90/MWh at 12:30 to £119.65/MWh at 19:00. Gas made 48% 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 1.826.7%Wind 5.1619.0%Gas 10.8239.8%Hydro 0.411.5%Biomass 1.455.3%Nuclear 2.9210.7%Coal 0.080.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 25.9avgGeneration 22.7avgTransfers 3.2avg
The day in figurespeaks, averages, totals
Peak demand32.0GW · 11:00
Low 18.7 · 04:50Avg 25.90–40 GW
Made in Great Britain88%of demand
Generation 22.7Transfers 3.2 GW
Net imports78GWh
In
106 Out
27
Zero-carbon share46%of generation
Nuclear 13%Hydro 2%Wind 23%Solar 8%

Transfers · Fri 4 Aug

Interconnectors and storage

On Friday 4 August 2023, Great Britain imported 106 GWh and exported 27 GWh through its interconnectors. The most came from France (55 GWh), and the most exports went to Ireland (15 GWh).

All interconnectors

Fri 4 Aug
Imported
106GWh
Exported
27GWh
Net in
78GWh
Average net flow
3.27GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.40GWImporting

In 12.1 GWhOut 2.6 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.30GWImporting

In 55.2 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.59GWExporting

In 1.0 GWhOut 15.1 GWh

Netherlands

BritNed

Average0.04GWExporting

In 8.6 GWhOut 9.5 GWh

Norway

North Sea Link

Average1.20GWImporting

In 28.8 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.04GWPumping

Generated 3.1 GWhPumped 4.2 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.