Electricity Live

Great Britain’s electricity on Sunday 17 January 2021

On Sunday 17 January, demand averaged 33.4 GW. Renewables supplied 39%.

33.4GW AVERAGEWind12.07 GW36%Hydro0.63 GW2%Biomass1.09 GW3%Solar0.58 GW2%Gas9.88 GW29%Coal0.91 GW3%Imports2.46 GW7%Nuclear6.15 GW18%33.4GW AVERAGE36%29%7%18%
Price
£51.76/MWh
Day average £51.76
Demand33.4GW
Generation 31.3Transfers 2.1
Fossil fuels29%
Renewables39%
Other29%
Carbon intensityLow
152g/kWh
0Day average 152300
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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 17 January 2021, wind supplied 36% of Great Britain’s electricity and gas 29%. Demand peaked at 44.0 GW at 17:30. Carbon intensity averaged 152 g/kWh and the price £51.76/MWh. Wind generation peaked at 14.6 GW at 00:30. Solar generation peaked at 3.4 GW at 11:00. Carbon intensity was lowest at 03:30 (78 g/kWh) and highest at 16:00 (228 g/kWh). The wholesale price ranged from £24.78/MWh at 23:30 to £81.47/MWh at 17:00. Wind made 39% of the electricity generated in Great Britain, compared with 25% across 2021.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.581.7%Wind 12.0735.7%Gas 9.8829.3%Hydro 0.631.9%Biomass 1.093.2%Nuclear 6.1518.2%Coal 0.912.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 33.4avgGeneration 31.3avgTransfers 2.1avg
The day in figurespeaks, averages, totals
Peak demand44.0GW · 17:30
Low 25.1 · 04:45Avg 33.40–60 GW
Made in Great Britain94%of demand
Generation 31.3Transfers 2.1 GW
Net imports52GWh
In
53 Out
1
Zero-carbon share62%of generation
Nuclear 20%Hydro 2%Wind 39%Solar 2%

Transfers · Sun 17 Jan

Interconnectors and storage

On Sunday 17 January 2021, Great Britain imported 53 GWh and exported 1 GWh through its interconnectors. The most came from France (38 GWh).

All interconnectors

Sun 17 Jan
Imported
53GWh
Exported
1GWh
Net in
52GWh
Average net flow
2.18GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.56GWImporting

In 13.6 GWhOut 0.2 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.59GWImporting

In 38.1 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.04GWImporting

In 1.2 GWhOut 0.4 GWh

Netherlands

BritNed

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.05GWPumping

Generated 6.0 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.