Electricity Live

Great Britain’s electricity on Saturday 20 November 2021

On Saturday 20 November, demand averaged 30.7 GW. Renewables supplied 34%.

30.7GW AVERAGEWind10.26 GW32%Hydro0.59 GW2%Biomass2.25 GW7%Solar0.17 GW1%Gas9.66 GW30%Coal0.91 GW3%Imports2.59 GW8%Nuclear5.61 GW18%30.7GW AVERAGE32%7%30%8%18%
Price
£186.42/MWh
Day average £186.42
Demand30.7GW
Generation 29.4Transfers 1.3
Fossil fuels30%
Renewables34%
Other33%
Carbon intensityModerate
171g/kWh
0Day average 171300
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 Saturday 20 November 2021, wind supplied 32% of Great Britain’s electricity and gas 30%. Demand peaked at 38.5 GW at 17:25. Carbon intensity averaged 171 g/kWh and the price £186.42/MWh. Wind generation peaked at 11.5 GW at 23:45. Solar generation peaked at 1.0 GW at 12:30. Carbon intensity was lowest at 23:30 (104 g/kWh) and highest at 16:30 (201 g/kWh). The wholesale price ranged from £106.65/MWh at 06:00 to £232.49/MWh at 16:30. Wind made 35% 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 0.170.5%Wind 10.2632.0%Gas 9.6630.1%Hydro 0.591.9%Biomass 2.257.0%Nuclear 5.6117.5%Coal 0.912.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 30.7avgGeneration 29.4avgTransfers 1.3avg
The day in figurespeaks, averages, totals
Peak demand38.5GW · 17:25
Low 22.6 · 04:20Avg 30.70–40 GW
Made in Great Britain96%of demand
Generation 29.4Transfers 1.3 GW
Net imports32GWh
In
58 Out
26
Zero-carbon share56%of generation
Nuclear 19%Hydro 2%Wind 35%Solar 1%

Transfers · Sat 20 Nov

Interconnectors and storage

On Saturday 20 November 2021, Great Britain imported 58 GWh and exported 26 GWh through its interconnectors. The most came from Netherlands (24 GWh), and the most exports went to France (25 GWh).

All interconnectors

Sat 20 Nov
Imported
58GWh
Exported
26GWh
Net in
32GWh
Average net flow
1.33GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.51GWImporting

In 12.3 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.02GWExporting

In 0.1 GWhOut 24.5 GWh

Ireland

Moyle · East–West · Greenlink

Average0.13GWImporting

In 4.5 GWhOut 1.3 GWh

Netherlands

BritNed

Average1.01GWImporting

In 24.3 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.69GWImporting

In 16.6 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.05GWPumping

Generated 4.3 GWhPumped 5.4 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.