Electricity Live

Great Britain’s electricity on Wednesday 9 August 2023

On Wednesday 9 August, demand averaged 27.0 GW. Renewables supplied 24%.

27.0GW AVERAGEWind3.72 GW13%Hydro0.26 GW1%Biomass1.32 GW5%Solar2.82 GW10%Gas11.08 GW40%Coal0.25 GW1%Imports4.47 GW16%Nuclear4.10 GW15%27.0GW AVERAGE13%10%40%16%15%
Price
£76.71/MWh
Day average £76.71
Demand27.0GW
Generation 23.6Transfers 3.5
Fossil fuels40%
Renewables24%
Other35%
Carbon intensityModerate
188g/kWh
0Day average 188300
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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 9 August 2023, gas supplied 40% of Great Britain’s electricity and nuclear 15%. Demand peaked at 32.9 GW at 13:05. Carbon intensity averaged 188 g/kWh and the price £76.71/MWh. Wind generation peaked at 7.0 GW at 02:55. Solar generation peaked at 8.1 GW at 13:30. Carbon intensity was lowest at 02:00 (120 g/kWh) and highest at 21:30 (264 g/kWh). The wholesale price ranged from £57.08/MWh at 14:00 to £111.50/MWh at 20:00. Gas made 47% 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 2.8210.1%Wind 3.7213.3%Gas 11.0839.5%Hydro 0.260.9%Biomass 1.324.7%Nuclear 4.1014.6%Coal 0.250.9%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.0avgGeneration 23.6avgTransfers 3.5avg
The day in figurespeaks, averages, totals
Peak demand32.9GW · 13:05
Low 18.8 · 03:40Avg 27.00–40 GW
Made in Great Britain87%of demand
Generation 23.6Transfers 3.5 GW
Net imports81GWh
In
105 Out
24
Zero-carbon share46%of generation
Nuclear 17%Hydro 1%Wind 16%Solar 12%

Transfers · Wed 9 Aug

Interconnectors and storage

On Wednesday 9 August 2023, Great Britain imported 105 GWh and exported 24 GWh through its interconnectors. The most came from France (53 GWh), and the most exports went to Ireland (17 GWh).

All interconnectors

Wed 9 Aug
Imported
105GWh
Exported
24GWh
Net in
81GWh
Average net flow
3.39GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.35GWImporting

In 10.3 GWhOut 1.9 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.19GWImporting

In 52.9 GWhOut 0.2 GWh

Ireland

Moyle · East–West · Greenlink

Average0.71GWExporting

In 0.2 GWhOut 17.2 GWh

Netherlands

BritNed

Average0.36GWImporting

In 12.9 GWhOut 4.3 GWh

Norway

North Sea Link

Average1.20GWImporting

In 28.8 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.07GWGenerating

Generated 2.2 GWhPumped 0.5 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.