Electricity Live

Great Britain’s electricity on Saturday 19 December 2020

On Saturday 19 December, demand averaged 31.8 GW. Renewables supplied 52%.

31.8GW AVERAGEWind15.65 GW49%Hydro0.76 GW2%Biomass1.28 GW4%Solar0.48 GW1%Gas5.40 GW17%Coal0.24 GW1%Imports2.47 GW8%Nuclear5.95 GW18%31.8GW AVERAGE49%17%8%18%
Price
£43.71/MWh
Day average £43.71
Demand31.8GW
Generation 29.8Transfers 2.0
Fossil fuels17%
Renewables52%
Other30%
Carbon intensityLow
95g/kWh
0Day average 95300
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 19 December 2020, wind supplied 49% of Great Britain’s electricity and nuclear 18%. Demand peaked at 40.6 GW at 17:30. Carbon intensity averaged 95 g/kWh and the price £43.71/MWh. Wind generation peaked at 17.2 GW at 14:40. Solar generation peaked at 2.9 GW at 12:00. Carbon intensity was lowest at 23:00 (62 g/kWh) and highest at 16:30 (131 g/kWh). The wholesale price ranged from £5.65/MWh at 02:30 to £62.53/MWh at 17:30. Wind made 53% of the electricity generated in Great Britain, compared with 27% across 2020.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.481.5%Wind 15.6548.5%Gas 5.4016.8%Hydro 0.762.4%Biomass 1.284.0%Nuclear 5.9518.5%Coal 0.240.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.8avgGeneration 29.8avgTransfers 2.0avg
The day in figurespeaks, averages, totals
Peak demand40.6GW · 17:30
Low 23.1 · 04:35Avg 31.80–60 GW
Made in Great Britain94%of demand
Generation 29.8Transfers 2.0 GW
Net imports49GWh
In
54 Out
5
Zero-carbon share77%of generation
Nuclear 20%Hydro 3%Wind 53%Solar 2%

Transfers · Sat 19 Dec

Interconnectors and storage

On Saturday 19 December 2020, Great Britain imported 54 GWh and exported 5 GWh through its interconnectors. The most came from France (28 GWh), and the most exports went to France (3 GWh).

All interconnectors

Sat 19 Dec
Imported
54GWh
Exported
5GWh
Net in
49GWh
Average net flow
2.04GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.57GWImporting

In 15.0 GWhOut 1.2 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.04GWImporting

In 28.4 GWhOut 3.4 GWh

Ireland

Moyle · East–West · Greenlink

Average0.43GWImporting

In 10.7 GWhOut 0.5 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

Average0.00GWIdle

Generated 5.2 GWhPumped 5.1 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.