Electricity Live

Great Britain’s electricity on Sunday 23 December 2018

On Sunday 23 December, demand averaged 32.6 GW. Renewables supplied 11%.

32.6GW AVERAGEWind3.07 GW9%Hydro0.62 GW2%Biomass1.65 GW5%Solar0.08 GW0%Gas16.27 GW48%Coal2.10 GW6%Imports3.15 GW9%Nuclear6.63 GW20%32.6GW AVERAGE9%48%9%20%
Price
£67.23/MWh
Day average £67.23
Demand32.6GW
Generation 30.4Transfers 2.2
Fossil fuels48%
Renewables11%
Other34%
Carbon intensityHigh
304g/kWh
0Day average 304300
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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 23 December 2018, gas supplied 48% of Great Britain’s electricity and nuclear 20%. Demand peaked at 40.8 GW at 17:30. Carbon intensity averaged 304 g/kWh and the price £67.23/MWh. Wind generation peaked at 4.9 GW at 00:00. Solar generation peaked at 0.5 GW at 11:30. Carbon intensity was lowest at 00:00 (240 g/kWh) and highest at 16:00 (351 g/kWh). The wholesale price ranged from £57.58/MWh at 07:00 to £90.16/MWh at 16:30. Gas made 53% 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 0.080.2%Wind 3.079.2%Gas 16.2748.5%Hydro 0.621.8%Biomass 1.654.9%Nuclear 6.6319.8%Coal 2.106.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 32.6avgGeneration 30.4avgTransfers 2.2avg
The day in figurespeaks, averages, totals
Peak demand40.8GW · 17:30
Low 23.6 · 04:50Avg 32.60–60 GW
Made in Great Britain93%of demand
Generation 30.4Transfers 2.2 GW
Net imports54GWh
In
71 Out
17
Zero-carbon share34%of generation
Nuclear 22%Hydro 2%Wind 10%Solar 0%

Transfers · Sun 23 Dec

Interconnectors and storage

On Sunday 23 December 2018, Great Britain imported 71 GWh and exported 17 GWh through its interconnectors. The most came from France (47 GWh), and the most exports went to Ireland (17 GWh).

All interconnectors

Sun 23 Dec
Imported
71GWh
Exported
17GWh
Net in
54GWh
Average net flow
2.24GW 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 46.9 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.70GWExporting

In 0.2 GWhOut 17.0 GWh

Netherlands

BritNed

Average0.99GWImporting

In 23.7 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.07GWPumping

Generated 4.8 GWhPumped 6.4 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.