Electricity Live

Great Britain’s electricity on Wednesday 27 October 2021

On Wednesday 27 October, demand averaged 32.0 GW. Renewables supplied 50%.

32.0GW AVERAGEWind15.92 GW47%Hydro0.73 GW2%Biomass2.11 GW6%Solar0.44 GW1%Gas7.85 GW23%Imports1.82 GW5%Nuclear5.05 GW15%32.0GW AVERAGE47%23%15%
Price
£160.14/MWh
Day average £160.14
Demand32.0GW
Generation 32.1Transfers −0.1
Fossil fuels23%
Renewables50%
Other26%
Carbon intensityLow
105g/kWh
0Day average 105300
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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 Wednesday 27 October 2021, wind supplied 47% of Great Britain’s electricity and gas 23%. Demand peaked at 39.5 GW at 18:05. Carbon intensity averaged 105 g/kWh and the price £160.14/MWh. Wind generation peaked at 17.3 GW at 11:05. Solar generation peaked at 2.1 GW at 12:00. Carbon intensity was lowest at 04:00 (53 g/kWh) and highest at 20:00 (149 g/kWh). The wholesale price ranged from £15.79/MWh at 00:00 to £231.60/MWh at 08:30. Wind made 50% 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 0.441.3%Wind 15.9246.9%Gas 7.8523.1%Hydro 0.732.1%Biomass 2.116.2%Nuclear 5.0514.9%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 32.0avgGeneration 32.1avgTransfers −0.1avg
The day in figurespeaks, averages, totals
Peak demand39.5GW · 18:05
Low 22.4 · 04:45Avg 32.00–40 GW
Made in Great Britain100%of demand
Generation 32.1Transfers −0.1 GW
Net imports3GWh
In
38 Out
36
Zero-carbon share69%of generation
Nuclear 16%Hydro 2%Wind 50%Solar 1%

Transfers · Wed 27 Oct

Interconnectors and storage

On Wednesday 27 October 2021, Great Britain imported 38 GWh and exported 36 GWh through its interconnectors. The most came from Norway (16 GWh), and the most exports went to France (23 GWh).

All interconnectors

Wed 27 Oct
Imported
38GWh
Exported
36GWh
Net in
3GWh
Average net flow
0.11GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.06GWImporting

In 6.2 GWhOut 4.7 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.96GWExporting

In 0.1 GWhOut 23.2 GWh

Ireland

Moyle · East–West · Greenlink

Average0.18GWExporting

In 3.0 GWhOut 7.2 GWh

Netherlands

BritNed

Average0.53GWImporting

In 13.4 GWhOut 0.6 GWh

Norway

North Sea Link

Average0.66GWImporting

In 15.8 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.19GWPumping

Generated 5.2 GWhPumped 9.8 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.