Electricity Live

Great Britain’s electricity on Monday 20 August 2018

On Monday 20 August, demand averaged 30.8 GW. Renewables supplied 8%.

30.8GW AVERAGEWind0.76 GW2%Hydro0.36 GW1%Biomass1.62 GW5%Solar1.24 GW4%Gas15.48 GW49%Coal1.56 GW5%Imports3.34 GW11%Nuclear7.09 GW23%30.8GW AVERAGE49%11%23%
Price
£89.75/MWh
Day average £89.75
Demand30.8GW
Generation 28.1Transfers 2.7
Fossil fuels49%
Renewables8%
Other38%
Carbon intensityHigh
308g/kWh
0Day average 308300
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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 Monday 20 August 2018, gas supplied 49% of Great Britain’s electricity and nuclear 23%. Demand peaked at 37.3 GW at 12:10. Carbon intensity averaged 308 g/kWh and the price £89.75/MWh. Wind generation peaked at 1.2 GW at 19:20. Solar generation peaked at 4.1 GW at 12:00. Carbon intensity was lowest at 00:00 (267 g/kWh) and highest at 16:30 (337 g/kWh). The wholesale price ranged from £49.50/MWh at 07:00 to £163.61/MWh at 17:00. Gas made 55% 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 1.244.0%Wind 0.762.4%Gas 15.4849.2%Hydro 0.361.1%Biomass 1.625.2%Nuclear 7.0922.5%Coal 1.565.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 30.8avgGeneration 28.1avgTransfers 2.7avg
The day in figurespeaks, averages, totals
Peak demand37.3GW · 12:10
Low 20.8 · 03:25Avg 30.80–40 GW
Made in Great Britain91%of demand
Generation 28.1Transfers 2.7 GW
Net imports58GWh
In
69 Out
11
Zero-carbon share34%of generation
Nuclear 25%Hydro 1%Wind 3%Solar 4%

Transfers · Mon 20 Aug

Interconnectors and storage

On Monday 20 August 2018, Great Britain imported 69 GWh and exported 11 GWh through its interconnectors. The most came from France (45 GWh), and the most exports went to Ireland (11 GWh).

All interconnectors

Mon 20 Aug
Imported
69GWh
Exported
11GWh
Net in
58GWh
Average net flow
2.43GW 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

Average1.87GWImporting

In 45.0 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.27GWExporting

In 4.1 GWhOut 10.5 GWh

Netherlands

BritNed

Average0.82GWImporting

In 19.7 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.23GWGenerating

Generated 11.4 GWhPumped 5.8 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.