Electricity Live

Great Britain’s electricity on Saturday 22 December 2018

On Saturday 22 December, demand averaged 32.6 GW. Renewables supplied 29%.

32.6GW AVERAGEWind8.76 GW26%Hydro0.62 GW2%Biomass1.56 GW5%Solar0.39 GW1%Gas10.92 GW33%Coal1.13 GW3%Imports3.14 GW9%Nuclear6.64 GW20%32.6GW AVERAGE26%33%9%20%
Price
£65.43/MWh
Day average £65.43
Demand32.6GW
Generation 30.0Transfers 2.5
Fossil fuels33%
Renewables29%
Other34%
Carbon intensityModerate
205g/kWh
0Day average 205300
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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 Saturday 22 December 2018, gas supplied 33% of Great Britain’s electricity and wind 26%. Demand peaked at 40.2 GW at 17:25. Carbon intensity averaged 205 g/kWh and the price £65.43/MWh. Wind generation peaked at 10.1 GW at 09:45. Solar generation peaked at 2.3 GW at 12:00. Carbon intensity was lowest at 04:30 (149 g/kWh) and highest at 19:00 (274 g/kWh). The wholesale price ranged from £55.43/MWh at 06:30 to £89.92/MWh at 18:00. Gas made 36% of the electricity generated in Great Britain, compared with 42% across 2018.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.391.2%Wind 8.7626.4%Gas 10.9232.9%Hydro 0.621.9%Biomass 1.564.7%Nuclear 6.6420.0%Coal 1.133.4%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 32.6avgGeneration 30.0avgTransfers 2.5avg
The day in figurespeaks, averages, totals
Peak demand40.2GW · 17:25
Low 24.1 · 04:30Avg 32.60–60 GW
Made in Great Britain92%of demand
Generation 30.0Transfers 2.5 GW
Net imports61GWh
In
70 Out
8
Zero-carbon share55%of generation
Nuclear 22%Hydro 2%Wind 29%Solar 1%

Transfers · Sat 22 Dec

Interconnectors and storage

On Saturday 22 December 2018, Great Britain imported 70 GWh and exported 8 GWh through its interconnectors. The most came from France (44 GWh), and the most exports went to Ireland (8 GWh).

All interconnectors

Sat 22 Dec
Imported
70GWh
Exported
8GWh
Net in
61GWh
Average net flow
2.55GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.82GWImporting

In 43.7 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.16GWExporting

In 4.4 GWhOut 8.3 GWh

Netherlands

BritNed

Average0.89GWImporting

In 21.4 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.02GWPumping

Generated 5.7 GWhPumped 6.2 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.