Electricity Live

Great Britain’s electricity on Saturday 23 January 2021

On Saturday 23 January, demand averaged 34.5 GW. Renewables supplied 14%.

34.5GW AVERAGEWind3.87 GW11%Hydro0.38 GW1%Biomass2.88 GW8%Solar0.68 GW2%Gas16.54 GW47%Coal1.69 GW5%Imports4.18 GW12%Nuclear5.18 GW15%34.5GW AVERAGE11%8%47%12%15%
Price
£67.90/MWh
Day average £67.90
Demand34.5GW
Generation 31.2Transfers 3.3
Fossil fuels47%
Renewables14%
Other35%
Carbon intensityHigh
263g/kWh
0Day average 263300
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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 23 January 2021, gas supplied 47% of Great Britain’s electricity and nuclear 15%. Demand peaked at 43.1 GW at 17:30. Carbon intensity averaged 263 g/kWh and the price £67.90/MWh. Wind generation peaked at 4.7 GW at 01:55. Solar generation peaked at 3.4 GW at 12:30. Carbon intensity was lowest at 03:30 (232 g/kWh) and highest at 19:00 (288 g/kWh). The wholesale price ranged from £50.22/MWh at 00:00 to £115.88/MWh at 18:00. Gas made 53% 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 0.681.9%Wind 3.8710.9%Gas 16.5446.7%Hydro 0.381.1%Biomass 2.888.1%Nuclear 5.1814.6%Coal 1.694.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 34.5avgGeneration 31.2avgTransfers 3.3avg
The day in figurespeaks, averages, totals
Peak demand43.1GW · 17:30
Low 26.2 · 04:45Avg 34.50–60 GW
Made in Great Britain90%of demand
Generation 31.2Transfers 3.3 GW
Net imports85GWh
In
96 Out
11
Zero-carbon share32%of generation
Nuclear 17%Hydro 1%Wind 12%Solar 2%

Transfers · Sat 23 Jan

Interconnectors and storage

On Saturday 23 January 2021, Great Britain imported 96 GWh and exported 11 GWh through its interconnectors. The most came from France (71 GWh), and the most exports went to Ireland (11 GWh).

All interconnectors

Sat 23 Jan
Imported
96GWh
Exported
11GWh
Net in
85GWh
Average net flow
3.53GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average1.00GWImporting

In 24.1 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.98GWImporting

In 71.5 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.46GWExporting

In 0.0 GWhOut 11.0 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

Average0.24GWPumping

Generated 4.7 GWhPumped 10.4 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.