Electricity Live

Great Britain’s electricity on Tuesday 29 August 2023

On Tuesday 29 August, demand averaged 26.8 GW. Renewables supplied 28%.

26.8GW AVERAGEWind6.24 GW22%Hydro0.33 GW1%Biomass1.42 GW5%Solar1.44 GW5%Gas12.15 GW42%Imports1.84 GW6%Nuclear5.20 GW18%26.8GW AVERAGE22%42%18%
Price
£87.35/MWh
Day average £87.35
Demand26.8GW
Generation 26.8Transfers 0.0
Fossil fuels42%
Renewables28%
Other30%
Carbon intensityModerate
175g/kWh
0Day average 175300
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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 29 August 2023, gas supplied 42% of Great Britain’s electricity and wind 22%. Demand peaked at 33.1 GW at 12:25. Carbon intensity averaged 175 g/kWh and the price £87.35/MWh. Wind generation peaked at 9.3 GW at 18:20. Solar generation peaked at 5.0 GW at 11:30. Carbon intensity was lowest at 23:30 (133 g/kWh) and highest at 06:30 (209 g/kWh). The wholesale price ranged from £63.14/MWh at 15:30 to £120.20/MWh at 08:30. Gas made 45% 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 1.445.0%Wind 6.2421.8%Gas 12.1542.4%Hydro 0.331.1%Biomass 1.425.0%Nuclear 5.2018.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.8avgGeneration 26.8avgTransfers 0.0avg
The day in figurespeaks, averages, totals
Peak demand33.1GW · 12:25
Low 18.3 · 04:30Avg 26.80–40 GW
Made in Great Britain100%of demand
Generation 26.8Transfers 0.0 GW
Net imports1GWh
In
43 Out
42
Zero-carbon share49%of generation
Nuclear 19%Hydro 1%Wind 23%Solar 5%

Transfers · Tue 29 Aug

Interconnectors and storage

On Tuesday 29 August 2023, Great Britain imported 43 GWh and exported 42 GWh through its interconnectors. The most came from Norway (34 GWh), and the most exports went to Netherlands (18 GWh).

All interconnectors

Tue 29 Aug
Imported
43GWh
Exported
42GWh
Net in
1GWh
Average net flow
0.04GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.58GWExporting

In 0.0 GWhOut 14.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.21GWImporting

In 7.9 GWhOut 3.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.27GWExporting

In 0.7 GWhOut 7.2 GWh

Netherlands

BritNed

Average0.71GWExporting

In 0.9 GWhOut 17.8 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.6 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.05GWPumping

Generated 1.2 GWhPumped 2.3 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.