Electricity Live

Great Britain’s electricity on Wednesday 1 December 2021

On Wednesday 1 December, demand averaged 37.0 GW. Renewables supplied 44%.

37.0GW AVERAGEWind16.12 GW41%Hydro0.62 GW2%Biomass2.77 GW7%Solar0.43 GW1%Gas11.10 GW28%Coal0.50 GW1%Imports2.62 GW7%Nuclear5.10 GW13%37.0GW AVERAGE41%7%28%13%
Price
£174.44/MWh
Day average £174.44
Demand37.0GW
Generation 36.6Transfers 0.4
Fossil fuels28%
Renewables44%
Other27%
Carbon intensityModerate
144g/kWh
0Day average 144300
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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 1 December 2021, wind supplied 41% of Great Britain’s electricity and gas 28%. Demand peaked at 45.4 GW at 16:55. Carbon intensity averaged 144 g/kWh and the price £174.44/MWh. Wind generation peaked at 17.5 GW at 09:25. Solar generation peaked at 2.5 GW at 10:30. Carbon intensity was lowest at 02:30 (65 g/kWh) and highest at 19:00 (201 g/kWh). The wholesale price ranged from £52.55/MWh at 03:30 to £258.22/MWh at 17:00. Wind made 44% 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 0.431.1%Wind 16.1241.1%Gas 11.1028.3%Hydro 0.621.6%Biomass 2.777.1%Nuclear 5.1013.0%Coal 0.501.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 37.0avgGeneration 36.6avgTransfers 0.4avg
The day in figurespeaks, averages, totals
Peak demand45.4GW · 16:55
Low 25.7 · 04:20Avg 37.00–60 GW
Made in Great Britain99%of demand
Generation 36.6Transfers 0.4 GW
Net imports12GWh
In
58 Out
46
Zero-carbon share61%of generation
Nuclear 14%Hydro 2%Wind 44%Solar 1%

Transfers · Wed 1 Dec

Interconnectors and storage

On Wednesday 1 December 2021, Great Britain imported 58 GWh and exported 46 GWh through its interconnectors. The most came from Netherlands (23 GWh), and the most exports went to France (45 GWh).

All interconnectors

Wed 1 Dec
Imported
58GWh
Exported
46GWh
Net in
12GWh
Average net flow
0.48GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.81GWImporting

In 19.4 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.88GWExporting

In 0.0 GWhOut 45.2 GWh

Ireland

Moyle · East–West · Greenlink

Average0.41GWImporting

In 10.5 GWhOut 0.7 GWh

Netherlands

BritNed

Average0.96GWImporting

In 23.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.19GWImporting

In 4.7 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.11GWPumping

Generated 5.4 GWhPumped 8.1 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.