Electricity Live

Great Britain’s electricity on Saturday 25 August 2018

On Saturday 25 August, demand averaged 27.0 GW. Renewables supplied 27%.

27.0GW AVERAGEWind4.91 GW18%Hydro0.23 GW1%Biomass2.06 GW7%Solar2.33 GW8%Gas7.85 GW29%Coal0.22 GW1%Imports2.46 GW9%Nuclear7.43 GW27%27.0GW AVERAGE18%7%8%29%9%27%
Price
£56.38/MWh
Day average £56.38
Demand27.0GW
Generation 25.0Transfers 2.0
Fossil fuels29%
Renewables27%
Other43%
Carbon intensityModerate
176g/kWh
0Day average 176300
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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 Saturday 25 August 2018, gas supplied 29% of Great Britain’s electricity and nuclear 27%. Demand peaked at 31.8 GW at 11:10. Carbon intensity averaged 176 g/kWh and the price £56.38/MWh. Wind generation peaked at 9.3 GW at 00:20. Solar generation peaked at 6.7 GW at 12:00. Carbon intensity was lowest at 01:30 (84 g/kWh) and highest at 20:00 (271 g/kWh). The wholesale price ranged from £43.29/MWh at 04:30 to £72.64/MWh at 21:00. Gas made 31% 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 2.338.5%Wind 4.9117.8%Gas 7.8528.5%Hydro 0.230.8%Biomass 2.067.5%Nuclear 7.4327.0%Coal 0.220.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.0avgGeneration 25.0avgTransfers 2.0avg
The day in figurespeaks, averages, totals
Peak demand31.8GW · 11:10
Low 20.3 · 04:30Avg 27.00–40 GW
Made in Great Britain93%of demand
Generation 25.0Transfers 2.0 GW
Net imports49GWh
In
55 Out
6
Zero-carbon share60%of generation
Nuclear 30%Hydro 1%Wind 20%Solar 9%

Transfers · Sat 25 Aug

Interconnectors and storage

On Saturday 25 August 2018, Great Britain imported 55 GWh and exported 6 GWh through its interconnectors. The most came from France (35 GWh), and the most exports went to Ireland (6 GWh).

All interconnectors

Sat 25 Aug
Imported
55GWh
Exported
6GWh
Net in
49GWh
Average net flow
2.03GW 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

Average1.47GWImporting

In 35.3 GWhOut 0.1 GWh

Ireland

Moyle · East–West · Greenlink

Average0.23GWExporting

In 1.0 GWhOut 6.4 GWh

Netherlands

BritNed

Average0.79GWImporting

In 18.9 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.07GWPumping

Generated 3.9 GWhPumped 5.7 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.