Electricity Live

Great Britain’s electricity on Sunday 30 December 2018

On Sunday 30 December, demand averaged 31.1 GW. Renewables supplied 24%.

31.1GW AVERAGEWind7.11 GW22%Hydro0.56 GW2%Biomass1.66 GW5%Solar0.14 GW0%Gas12.64 GW39%Coal0.41 GW1%Imports2.70 GW8%Nuclear6.91 GW21%31.1GW AVERAGE22%39%8%21%
Price
£55.73/MWh
Day average £55.73
Demand31.1GW
Generation 29.4Transfers 1.6
Fossil fuels39%
Renewables24%
Other35%
Carbon intensityModerate
209g/kWh
0Day average 209300
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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 Sunday 30 December 2018, gas supplied 39% of Great Britain’s electricity and wind 22%. Demand peaked at 39.7 GW at 17:40. Carbon intensity averaged 209 g/kWh and the price £55.73/MWh. Wind generation peaked at 9.6 GW at 12:25. Solar generation peaked at 0.8 GW at 11:30. Carbon intensity was lowest at 07:30 (164 g/kWh) and highest at 16:00 (275 g/kWh). The wholesale price ranged from £46.29/MWh at 00:00 to £75.09/MWh at 17:30. Gas made 43% 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 0.140.5%Wind 7.1122.1%Gas 12.6439.3%Hydro 0.561.8%Biomass 1.665.2%Nuclear 6.9121.5%Coal 0.411.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.1avgGeneration 29.4avgTransfers 1.6avg
The day in figurespeaks, averages, totals
Peak demand39.7GW · 17:40
Low 22.7 · 04:55Avg 31.10–40 GW
Made in Great Britain95%of demand
Generation 29.4Transfers 1.6 GW
Net imports44GWh
In
61 Out
17
Zero-carbon share50%of generation
Nuclear 23%Hydro 2%Wind 24%Solar 0%

Transfers · Sun 30 Dec

Interconnectors and storage

On Sunday 30 December 2018, Great Britain imported 61 GWh and exported 17 GWh through its interconnectors. The most came from France (43 GWh), and the most exports went to Ireland (17 GWh).

All interconnectors

Sun 30 Dec
Imported
61GWh
Exported
17GWh
Net in
44GWh
Average net flow
1.82GW 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

Average1.79GWImporting

In 43.0 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.71GWExporting

In 0.0 GWhOut 17.0 GWh

Netherlands

BritNed

Average0.74GWImporting

In 18.1 GWhOut 0.3 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.21GWPumping

Generated 3.8 GWhPumped 8.8 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.