Electricity Live

Great Britain’s electricity on Saturday 25 May 2019

On Saturday 25 May, demand averaged 27.1 GW. Renewables supplied 19%.

27.1GW AVERAGEWind2.66 GW10%Hydro0.15 GW1%Biomass2.39 GW9%Solar2.35 GW9%Gas10.24 GW37%Imports3.59 GW13%Nuclear6.21 GW23%27.1GW AVERAGE10%9%9%37%13%23%
Price
£36.97/MWh
Day average £36.97
Demand27.1GW
Generation 24.0Transfers 3.1
Fossil fuels37%
Renewables19%
Other44%
Carbon intensityModerate
197g/kWh
0Day average 197300
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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 May 2019, gas supplied 37% of Great Britain’s electricity and nuclear 23%. Demand peaked at 31.9 GW at 11:30. Carbon intensity averaged 197 g/kWh and the price £36.97/MWh. Wind generation peaked at 5.8 GW at 23:55. Solar generation peaked at 7.0 GW at 12:00. Carbon intensity was lowest at 23:30 (144 g/kWh) and highest at 07:30 (226 g/kWh). The wholesale price ranged from £30.86/MWh at 05:30 to £51.58/MWh at 09:00. Gas made 43% of the electricity generated in Great Britain, compared with 43% across 2019.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.358.5%Wind 2.669.6%Gas 10.2437.1%Hydro 0.150.5%Biomass 2.398.7%Nuclear 6.2122.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.1avgGeneration 24.0avgTransfers 3.1avg
The day in figurespeaks, averages, totals
Peak demand31.9GW · 11:30
Low 20.3 · 05:00Avg 27.10–40 GW
Made in Great Britain89%of demand
Generation 24.0Transfers 3.1 GW
Net imports72GWh
In
84 Out
12
Zero-carbon share47%of generation
Nuclear 26%Hydro 1%Wind 11%Solar 10%

Transfers · Sat 25 May

Interconnectors and storage

On Saturday 25 May 2019, Great Britain imported 84 GWh and exported 12 GWh through its interconnectors. The most came from France (43 GWh), and the most exports went to Ireland (12 GWh).

All interconnectors

Sat 25 May
Imported
84GWh
Exported
12GWh
Net in
72GWh
Average net flow
3.01GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.82GWImporting

In 19.8 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.78GWImporting

In 42.7 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.49GWExporting

In 0.0 GWhOut 11.7 GWh

Netherlands

BritNed

Average0.89GWImporting

In 21.3 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.09GWGenerating

Generated 2.4 GWhPumped 0.3 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.