Electricity Live

Great Britain’s electricity on Saturday 19 August 2023

On Saturday 19 August, demand averaged 25.1 GW. Renewables supplied 60%.

25.1GW AVERAGEWind14.27 GW51%Hydro0.19 GW1%Biomass0.51 GW2%Solar2.49 GW9%Gas5.15 GW18%Coal0.22 GW1%Imports1.22 GW4%Nuclear4.13 GW15%25.1GW AVERAGE51%9%18%15%
Price
£44.21/MWh
Day average £44.21
Demand25.1GW
Generation 27.0Transfers −1.9
Fossil fuels18%
Renewables60%
Other21%
Carbon intensityLow
90g/kWh
0Day average 90300
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Recorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hour

Records set on this day

All records

Key moments

On Saturday 19 August 2023, wind supplied 51% of Great Britain’s electricity and gas 18%. Demand peaked at 30.5 GW at 12:45. Carbon intensity averaged 90 g/kWh and the price £44.21/MWh. Wind generation peaked at 17.5 GW at 14:20. Solar generation peaked at 7.8 GW at 13:00. Carbon intensity was lowest at 13:30 (40 g/kWh) and highest at 20:30 (149 g/kWh). The wholesale price ranged from −£20.64/MWh at 09:30 to £107.72/MWh at 21:30. The price was below zero for 5 hours. Wind made 53% of the electricity generated in Great Britain, compared with 33% across 2023.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.498.8%Wind 14.2750.7%Gas 5.1518.3%Hydro 0.190.7%Biomass 0.511.8%Nuclear 4.1314.7%Coal 0.220.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 25.1avgGeneration 27.0avgTransfers −1.9avg
The day in figurespeaks, averages, totals
Peak demand30.5GW · 12:45
Low 19.2 · 04:55Avg 25.10–40 GW
Made in Great Britain107%of demand
Generation 27.0Transfers −1.9 GW
Net exports41GWh
In
27 Out
68
Zero-carbon share78%of generation
Nuclear 15%Hydro 1%Wind 53%Solar 9%

Transfers · Sat 19 Aug

Interconnectors and storage

On Saturday 19 August 2023, Great Britain imported 27 GWh and exported 68 GWh through its interconnectors. The most came from Norway (20 GWh), and the most exports went to France (33 GWh).

All interconnectors

Sat 19 Aug
Imported
27GWh
Exported
68GWh
Net out
41GWh
Average net flow
1.69GW out

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.72GWExporting

In 0.0 GWhOut 17.3 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.37GWExporting

In 0.4 GWhOut 33.4 GWh

Ireland

Moyle · East–West · Greenlink

Average0.24GWImporting

In 7.2 GWhOut 1.5 GWh

Netherlands

BritNed

Average0.64GWExporting

In 0.0 GWhOut 15.4 GWh

Norway

North Sea Link

Average0.81GWImporting

In 19.6 GWhOut 0.3 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.17GWPumping

Generated 2.0 GWhPumped 6.2 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.