Electricity Live

Great Britain’s electricity on Wednesday 30 August 2023

On Wednesday 30 August, demand averaged 27.2 GW. Renewables supplied 30%.

27.2GW AVERAGEWind6.09 GW21%Hydro0.29 GW1%Biomass1.39 GW5%Solar2.35 GW8%Gas11.42 GW39%Imports2.23 GW8%Nuclear5.19 GW18%27.2GW AVERAGE21%8%39%8%18%
Price
£84.75/MWh
Day average £84.75
Demand27.2GW
Generation 26.7Transfers 0.4
Fossil fuels39%
Renewables30%
Other30%
Carbon intensityModerate
167g/kWh
0Day average 167300
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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 Wednesday 30 August 2023, gas supplied 39% of Great Britain’s electricity and wind 21%. Demand peaked at 33.3 GW at 12:00. Carbon intensity averaged 167 g/kWh and the price £84.75/MWh. Wind generation peaked at 8.2 GW at 07:15. Solar generation peaked at 7.4 GW at 12:00. Carbon intensity was lowest at 03:00 (124 g/kWh) and highest at 21:30 (222 g/kWh). The wholesale price ranged from £67.52/MWh at 00:30 to £112.55/MWh at 19:00. Gas made 43% 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 2.358.1%Wind 6.0921.0%Gas 11.4239.4%Hydro 0.291.0%Biomass 1.394.8%Nuclear 5.1917.9%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.2avgGeneration 26.7avgTransfers 0.4avg
The day in figurespeaks, averages, totals
Peak demand33.3GW · 12:00
Low 19.1 · 04:30Avg 27.20–40 GW
Made in Great Britain98%of demand
Generation 26.7Transfers 0.4 GW
Net imports10GWh
In
52 Out
42
Zero-carbon share52%of generation
Nuclear 19%Hydro 1%Wind 23%Solar 9%

Transfers · Wed 30 Aug

Interconnectors and storage

On Wednesday 30 August 2023, Great Britain imported 52 GWh and exported 42 GWh through its interconnectors. The most came from Norway (32 GWh), and the most exports went to Ireland (16 GWh).

All interconnectors

Wed 30 Aug
Imported
52GWh
Exported
42GWh
Net in
10GWh
Average net flow
0.42GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.25GWExporting

In 1.9 GWhOut 8.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.48GWImporting

In 15.8 GWhOut 4.3 GWh

Ireland

Moyle · East–West · Greenlink

Average0.68GWExporting

In 0.0 GWhOut 16.4 GWh

Netherlands

BritNed

Average0.47GWExporting

In 2.0 GWhOut 13.3 GWh

Norway

North Sea Link

Average1.35GWImporting

In 32.5 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.01GWGenerating

Generated 1.2 GWhPumped 1.1 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.