Electricity Live

Great Britain’s electricity on Tuesday 12 May 2020

On Tuesday 12 May, demand averaged 28.3 GW. Renewables supplied 32%.

28.3GW AVERAGEWind6.56 GW23%Hydro0.23 GW1%Biomass2.45 GW9%Solar2.42 GW8%Gas8.32 GW29%Imports3.23 GW11%Nuclear5.48 GW19%28.3GW AVERAGE23%9%8%29%11%19%
Price
£25.58/MWh
Day average £25.58
Demand28.3GW
Generation 25.5Transfers 2.9
Fossil fuels29%
Renewables32%
Other39%
Carbon intensityLow
148g/kWh
0Day average 148300
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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 Tuesday 12 May 2020, gas supplied 29% of Great Britain’s electricity and wind 23%. Demand peaked at 33.7 GW at 17:55. Carbon intensity averaged 148 g/kWh and the price £25.58/MWh. Wind generation peaked at 8.5 GW at 16:30. Solar generation peaked at 6.9 GW at 11:00. Carbon intensity was lowest at 10:00 (117 g/kWh) and highest at 20:30 (196 g/kWh). The wholesale price ranged from £15.12/MWh at 23:00 to £38.19/MWh at 01:30. Gas made 33% of the electricity generated in Great Britain, compared with 38% across 2020.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.428.4%Wind 6.5622.9%Gas 8.3229.0%Hydro 0.230.8%Biomass 2.458.5%Nuclear 5.4819.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.3avgGeneration 25.5avgTransfers 2.9avg
The day in figurespeaks, averages, totals
Peak demand33.7GW · 17:55
Low 21.3 · 04:55Avg 28.30–40 GW
Made in Great Britain90%of demand
Generation 25.5Transfers 2.9 GW
Net imports70GWh
In
77 Out
7
Zero-carbon share58%of generation
Nuclear 22%Hydro 1%Wind 26%Solar 10%

Transfers · Tue 12 May

Interconnectors and storage

On Tuesday 12 May 2020, Great Britain imported 77 GWh and exported 7 GWh through its interconnectors. The most came from France (40 GWh), and the most exports went to Ireland (7 GWh).

All interconnectors

Tue 12 May
Imported
77GWh
Exported
7GWh
Net in
70GWh
Average net flow
2.92GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.80GWImporting

In 19.2 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.67GWImporting

In 40.1 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.25GWExporting

In 0.8 GWhOut 6.8 GWh

Netherlands

BritNed

Average0.70GWImporting

In 16.8 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.06GWPumping

Generated 0.6 GWhPumped 2.2 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.