Electricity Live

Great Britain’s electricity on Tuesday 25 December 2018

On Tuesday 25 December, demand averaged 30.6 GW. Renewables supplied 14%.

30.6GW AVERAGEWind3.66 GW12%Hydro0.55 GW2%Biomass1.72 GW6%Solar0.17 GW1%Gas13.90 GW45%Coal1.17 GW4%Imports3.10 GW10%Nuclear6.83 GW22%30.6GW AVERAGE12%45%10%22%
Price
£64.56/MWh
Day average £64.56
Demand30.6GW
Generation 28.0Transfers 2.5
Fossil fuels45%
Renewables14%
Other37%
Carbon intensityModerate
258g/kWh
0Day average 258300
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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 Tuesday 25 December 2018, gas supplied 45% of Great Britain’s electricity and nuclear 22%. Demand peaked at 38.9 GW at 12:50. Carbon intensity averaged 258 g/kWh and the price £64.56/MWh. Wind generation peaked at 4.9 GW at 20:45. Solar generation peaked at 1.0 GW at 11:30. Carbon intensity was lowest at 23:00 (188 g/kWh) and highest at 12:00 (312 g/kWh). The wholesale price ranged from £53.43/MWh at 06:00 to £82.83/MWh at 12:30. Gas made 50% 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 0.170.5%Wind 3.6611.8%Gas 13.9044.7%Hydro 0.551.8%Biomass 1.725.5%Nuclear 6.8322.0%Coal 1.173.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 30.6avgGeneration 28.0avgTransfers 2.5avg
The day in figurespeaks, averages, totals
Peak demand38.9GW · 12:50
Low 23.2 · 04:55Avg 30.60–40 GW
Made in Great Britain92%of demand
Generation 28.0Transfers 2.5 GW
Net imports67GWh
In
69 Out
2
Zero-carbon share40%of generation
Nuclear 24%Hydro 2%Wind 13%Solar 1%

Transfers · Tue 25 Dec

Interconnectors and storage

On Tuesday 25 December 2018, Great Britain imported 69 GWh and exported 2 GWh through its interconnectors. The most came from France (47 GWh), and the most exports went to Ireland (2 GWh).

All interconnectors

Tue 25 Dec
Imported
69GWh
Exported
2GWh
Net in
67GWh
Average net flow
2.81GW 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

Average1.96GWImporting

In 47.0 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.04GWExporting

In 1.1 GWhOut 2.0 GWh

Netherlands

BritNed

Average0.89GWImporting

In 21.3 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.27GWPumping

Generated 4.8 GWhPumped 11.3 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.