Electricity Live

Great Britain’s electricity on Tuesday 22 August 2023

On Tuesday 22 August, demand averaged 27.3 GW. Renewables supplied 38%.

27.3GW AVERAGEWind8.63 GW29%Hydro0.26 GW1%Biomass0.67 GW2%Solar2.58 GW9%Gas11.32 GW37%Coal0.53 GW2%Imports1.78 GW6%Nuclear4.43 GW15%27.3GW AVERAGE29%9%37%15%
Price
£108.09/MWh
Day average £108.09
Demand27.3GW
Generation 28.4Transfers −1.1
Fossil fuels37%
Renewables38%
Other23%
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 22 August 2023, gas supplied 37% of Great Britain’s electricity and wind 29%. Demand peaked at 33.6 GW at 11:35. Carbon intensity averaged 175 g/kWh and the price £108.09/MWh. Wind generation peaked at 10.9 GW at 00:00. Solar generation peaked at 8.1 GW at 13:00. Carbon intensity was lowest at 12:30 (134 g/kWh) and highest at 21:30 (249 g/kWh). The wholesale price ranged from £78.76/MWh at 13:30 to £148.58/MWh at 19:30. 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 2.588.6%Wind 8.6328.6%Gas 11.3237.5%Hydro 0.260.9%Biomass 0.672.2%Nuclear 4.4314.7%Coal 0.531.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.3avgGeneration 28.4avgTransfers −1.1avg
The day in figurespeaks, averages, totals
Peak demand33.6GW · 11:35
Low 19.2 · 03:25Avg 27.30–40 GW
Made in Great Britain104%of demand
Generation 28.4Transfers −1.1 GW
Net exports26GWh
In
40 Out
66
Zero-carbon share56%of generation
Nuclear 16%Hydro 1%Wind 30%Solar 9%

Transfers · Tue 22 Aug

Interconnectors and storage

On Tuesday 22 August 2023, Great Britain imported 40 GWh and exported 66 GWh through its interconnectors. The most came from Norway (34 GWh), and the most exports went to France (41 GWh).

All interconnectors

Tue 22 Aug
Imported
40GWh
Exported
66GWh
Net out
26GWh
Average net flow
1.09GW out

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.32GWExporting

In 2.0 GWhOut 9.7 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.70GWExporting

In 0.0 GWhOut 40.9 GWh

Ireland

Moyle · East–West · Greenlink

Average0.31GWExporting

In 0.4 GWhOut 7.9 GWh

Netherlands

BritNed

Average0.14GWExporting

In 4.4 GWhOut 7.8 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.5 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.05GWPumping

Generated 2.3 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.