Electricity Live

Great Britain’s electricity on Sunday 12 August 2018

On Sunday 12 August, demand averaged 26.7 GW. Renewables supplied 22%.

26.7GW AVERAGEWind4.73 GW17%Hydro0.17 GW1%Biomass1.78 GW7%Solar0.92 GW3%Gas9.51 GW35%Imports2.83 GW10%Nuclear7.11 GW26%26.7GW AVERAGE17%35%10%26%
Price
£58.07/MWh
Day average £58.07
Demand26.7GW
Generation 24.2Transfers 2.5
Fossil fuels35%
Renewables22%
Other43%
Carbon intensityModerate
194g/kWh
0Day average 194300
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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 Sunday 12 August 2018, gas supplied 35% of Great Britain’s electricity and nuclear 26%. Demand peaked at 31.9 GW at 12:15. Carbon intensity averaged 194 g/kWh and the price £58.07/MWh. Wind generation peaked at 6.9 GW at 06:20. Solar generation peaked at 2.7 GW at 14:00. Carbon intensity was lowest at 05:00 (128 g/kWh) and highest at 22:00 (252 g/kWh). The wholesale price ranged from £35.75/MWh at 08:00 to £75.11/MWh at 17:00. Gas made 39% of the electricity generated in Great Britain, compared with 42% across 2018.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.923.4%Wind 4.7317.5%Gas 9.5135.2%Hydro 0.170.6%Biomass 1.786.6%Nuclear 7.1126.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.7avgGeneration 24.2avgTransfers 2.5avg
The day in figurespeaks, averages, totals
Peak demand31.9GW · 12:15
Low 19.7 · 04:20Avg 26.70–40 GW
Made in Great Britain91%of demand
Generation 24.2Transfers 2.5 GW
Net imports58GWh
In
60 Out
1
Zero-carbon share53%of generation
Nuclear 29%Hydro 1%Wind 20%Solar 4%

Transfers · Sun 12 Aug

Interconnectors and storage

On Sunday 12 August 2018, Great Britain imported 60 GWh and exported 1 GWh through its interconnectors. The most came from France (32 GWh), and the most exports went to Ireland (1 GWh).

All interconnectors

Sun 12 Aug
Imported
60GWh
Exported
1GWh
Net in
58GWh
Average net flow
2.42GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.33GWImporting

In 31.9 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.23GWImporting

In 7.0 GWhOut 1.4 GWh

Netherlands

BritNed

Average0.86GWImporting

In 20.6 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.04GWGenerating

Generated 8.3 GWhPumped 7.2 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.