Electricity Live

Great Britain’s electricity on Tuesday 12 January 2021

On Tuesday 12 January, demand averaged 37.1 GW. Renewables supplied 21%.

37.1GW AVERAGEWind6.90 GW18%Hydro0.61 GW2%Biomass1.64 GW4%Solar0.46 GW1%Gas16.26 GW43%Coal2.65 GW7%Imports3.10 GW8%Nuclear5.86 GW16%37.1GW AVERAGE18%43%7%8%16%
Price
£102.33/MWh
Day average £102.33
Demand37.1GW
Generation 34.4Transfers 2.7
Fossil fuels43%
Renewables21%
Other28%
Carbon intensityHigh
252g/kWh
0Day average 252300
Save as image
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 January 2021, gas supplied 43% of Great Britain’s electricity and wind 18%. Demand peaked at 45.7 GW at 17:30. Carbon intensity averaged 252 g/kWh and the price £102.33/MWh. Wind generation peaked at 11.5 GW at 00:00. Solar generation peaked at 2.6 GW at 12:30. Carbon intensity was lowest at 01:30 (123 g/kWh) and highest at 08:00 (303 g/kWh). The wholesale price ranged from £32.83/MWh at 00:00 to £561.65/MWh at 17:30. Gas made 47% of the electricity generated in Great Britain, compared with 42% across 2021.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.461.2%Wind 6.9018.4%Gas 16.2643.4%Hydro 0.611.6%Biomass 1.644.4%Nuclear 5.8615.6%Coal 2.657.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 37.1avgGeneration 34.4avgTransfers 2.7avg
The day in figurespeaks, averages, totals
Peak demand45.7GW · 17:30
Low 26.6 · 04:20Avg 37.10–60 GW
Made in Great Britain93%of demand
Generation 34.4Transfers 2.7 GW
Net imports65GWh
In
65 Out
1
Zero-carbon share40%of generation
Nuclear 17%Hydro 2%Wind 20%Solar 1%

Transfers · Tue 12 Jan

Interconnectors and storage

On Tuesday 12 January 2021, Great Britain imported 65 GWh and exported 1 GWh through its interconnectors. The most came from France (38 GWh).

All interconnectors

Tue 12 Jan
Imported
65GWh
Exported
1GWh
Net in
65GWh
Average net flow
2.69GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.88GWImporting

In 21.1 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.56GWImporting

In 38.2 GWhOut 0.7 GWh

Ireland

Moyle · East–West · Greenlink

Average0.25GWImporting

In 6.1 GWhOut 0.1 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

Average0.05GWGenerating

Generated 9.1 GWhPumped 7.9 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.