Electricity Live

Great Britain’s electricity on Tuesday 30 May 2023

On Tuesday 30 May, demand averaged 26.8 GW. Renewables supplied 31%.

26.8GW AVERAGEWind5.61 GW20%Hydro0.14 GW1%Biomass0.71 GW3%Solar2.89 GW10%Gas7.62 GW27%Imports5.76 GW21%Nuclear5.23 GW19%26.8GW AVERAGE20%10%27%21%19%
Price
£76.28/MWh
Day average £76.28
Demand26.8GW
Generation 22.2Transfers 4.6
Fossil fuels27%
Renewables31%
Other42%
Carbon intensityLow
118g/kWh
0Day average 118300
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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 30 May 2023, gas supplied 27% of Great Britain’s electricity and wind 20%. Demand peaked at 33.0 GW at 12:35. Carbon intensity averaged 118 g/kWh and the price £76.28/MWh. Wind generation peaked at 6.9 GW at 19:25. Solar generation peaked at 8.3 GW at 12:30. Carbon intensity was lowest at 00:00 (76 g/kWh) and highest at 20:30 (158 g/kWh). The wholesale price ranged from £32.74/MWh at 03:30 to £103.67/MWh at 19:30. Gas made 34% 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 2.8910.3%Wind 5.6120.1%Gas 7.6227.2%Hydro 0.140.5%Biomass 0.712.5%Nuclear 5.2318.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.8avgGeneration 22.2avgTransfers 4.6avg
The day in figurespeaks, averages, totals
Peak demand33.0GW · 12:35
Low 18.2 · 04:30Avg 26.80–40 GW
Made in Great Britain83%of demand
Generation 22.2Transfers 4.6 GW
Net imports111GWh
In
136 Out
26
Zero-carbon share63%of generation
Nuclear 24%Hydro 1%Wind 25%Solar 13%

Transfers · Tue 30 May

Interconnectors and storage

On Tuesday 30 May 2023, Great Britain imported 136 GWh and exported 26 GWh through its interconnectors. The most came from France (84 GWh), and the most exports went to Ireland (21 GWh).

All interconnectors

Tue 30 May
Imported
136GWh
Exported
26GWh
Net in
111GWh
Average net flow
4.60GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.58GWImporting

In 14.1 GWhOut 0.1 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average3.52GWImporting

In 84.5 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.87GWExporting

In 0.0 GWhOut 20.8 GWh

Netherlands

BritNed

Average0.15GWImporting

In 8.8 GWhOut 5.1 GWh

Norway

North Sea Link

Average1.22GWImporting

In 29.2 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.03GWGenerating

Generated 1.8 GWhPumped 1.0 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.