Electricity Live

Great Britain’s electricity on Friday 15 December 2017

On Friday 15 December, demand averaged 41.3 GW. Renewables supplied 24%.

41.3GW AVERAGEWind8.86 GW21%Hydro0.46 GW1%Biomass1.99 GW5%Solar0.63 GW2%Gas16.96 GW40%Coal5.15 GW12%Imports1.89 GW4%Nuclear6.16 GW15%41.3GW AVERAGE21%40%12%15%
Price
£52.52/MWh
Day average £52.52
Demand41.3GW
Generation 40.2Transfers 1.1
Fossil fuels40%
Renewables24%
Other24%
Carbon intensityHigh
321g/kWh
0Day average 321300
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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 Friday 15 December 2017, gas supplied 40% of Great Britain’s electricity and wind 21%. Demand peaked at 49.9 GW at 17:20. Carbon intensity averaged 321 g/kWh and the price £52.52/MWh. Wind generation peaked at 10.2 GW at 06:35. Solar generation peaked at 3.5 GW at 12:00. Carbon intensity was lowest at 04:30 (239 g/kWh) and highest at 18:30 (382 g/kWh). The wholesale price ranged from £41.10/MWh at 05:30 to £71.67/MWh at 16:30. Gas made 42% of the electricity generated in Great Britain, compared with 43% across 2017.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.631.5%Wind 8.8621.0%Gas 16.9640.3%Hydro 0.461.1%Biomass 1.994.7%Nuclear 6.1614.6%Coal 5.1512.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 41.3avgGeneration 40.2avgTransfers 1.1avg
The day in figurespeaks, averages, totals
Peak demand49.9GW · 17:20
Low 29.8 · 04:25Avg 41.30–60 GW
Made in Great Britain97%of demand
Generation 40.2Transfers 1.1 GW
Net imports27GWh
In
38 Out
11
Zero-carbon share40%of generation
Nuclear 15%Hydro 1%Wind 22%Solar 2%

Transfers · Fri 15 Dec

Interconnectors and storage

On Friday 15 December 2017, Great Britain imported 38 GWh and exported 11 GWh through its interconnectors. The most came from France (19 GWh), and the most exports went to Ireland (6 GWh).

All interconnectors

Fri 15 Dec
Imported
38GWh
Exported
11GWh
Net in
27GWh
Average net flow
1.14GW 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

Average0.62GWImporting

In 18.8 GWhOut 3.9 GWh

Ireland

Moyle · East–West · Greenlink

Average0.02GWExporting

In 5.5 GWhOut 6.0 GWh

Netherlands

BritNed

Average0.55GWImporting

In 13.8 GWhOut 0.7 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.07GWPumping

Generated 7.3 GWhPumped 9.0 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.