Electricity Live

Great Britain’s electricity on Friday 10 December 2021

On Friday 10 December, demand averaged 37.6 GW. Renewables supplied 36%.

37.6GW AVERAGEWind12.64 GW32%Hydro0.65 GW2%Biomass2.63 GW7%Solar0.71 GW2%Gas13.90 GW35%Coal1.30 GW3%Imports2.35 GW6%Nuclear5.16 GW13%37.6GW AVERAGE32%35%13%
Price
£212.00/MWh
Day average £212.00
Demand37.6GW
Generation 37.0Transfers 0.6
Fossil fuels35%
Renewables36%
Other26%
Carbon intensityModerate
183g/kWh
0Day average 183300
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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 Friday 10 December 2021, gas supplied 35% of Great Britain’s electricity and wind 32%. Demand peaked at 45.6 GW at 17:15. Carbon intensity averaged 183 g/kWh and the price £212.00/MWh. Wind generation peaked at 14.7 GW at 11:00. Solar generation peaked at 3.9 GW at 12:00. Carbon intensity was lowest at 01:30 (90 g/kWh) and highest at 18:30 (231 g/kWh). The wholesale price ranged from £144.69/MWh at 02:30 to £281.64/MWh at 16:30. Gas made 38% 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 0.711.8%Wind 12.6432.1%Gas 13.9035.3%Hydro 0.651.7%Biomass 2.636.7%Nuclear 5.1613.1%Coal 1.303.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 37.6avgGeneration 37.0avgTransfers 0.6avg
The day in figurespeaks, averages, totals
Peak demand45.6GW · 17:15
Low 26.7 · 04:00Avg 37.60–60 GW
Made in Great Britain98%of demand
Generation 37.0Transfers 0.6 GW
Net imports19GWh
In
52 Out
33
Zero-carbon share52%of generation
Nuclear 14%Hydro 2%Wind 34%Solar 2%

Transfers · Fri 10 Dec

Interconnectors and storage

On Friday 10 December 2021, Great Britain imported 52 GWh and exported 33 GWh through its interconnectors. The most came from Norway (17 GWh), and the most exports went to France (20 GWh).

All interconnectors

Fri 10 Dec
Imported
52GWh
Exported
33GWh
Net in
19GWh
Average net flow
0.80GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.19GWImporting

In 10.5 GWhOut 5.9 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.59GWExporting

In 5.8 GWhOut 20.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.12GWImporting

In 6.8 GWhOut 3.9 GWh

Netherlands

BritNed

Average0.38GWImporting

In 12.4 GWhOut 3.2 GWh

Norway

North Sea Link

Average0.69GWImporting

In 16.6 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.16GWPumping

Generated 4.3 GWhPumped 8.2 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.