Electricity Live

Great Britain’s electricity on Saturday 16 December 2017

On Saturday 16 December, demand averaged 38.5 GW. Renewables supplied 15%.

38.5GW AVERAGEWind4.87 GW12%Hydro0.47 GW1%Biomass1.76 GW4%Solar0.47 GW1%Gas17.39 GW45%Coal4.89 GW13%Imports3.03 GW8%Nuclear6.17 GW16%38.5GW AVERAGE12%45%13%8%16%
Price
£59.68/MWh
Day average £59.68
Demand38.5GW
Generation 36.0Transfers 2.4
Fossil fuels45%
Renewables15%
Other28%
Carbon intensityHigh
350g/kWh
0Day average 350300
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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 16 December 2017, gas supplied 45% of Great Britain’s electricity and nuclear 16%. Demand peaked at 47.4 GW at 17:15. Carbon intensity averaged 350 g/kWh and the price £59.68/MWh. Wind generation peaked at 8.3 GW at 00:05. Solar generation peaked at 3.0 GW at 12:00. Carbon intensity was lowest at 00:00 (293 g/kWh) and highest at 16:00 (398 g/kWh). The wholesale price ranged from £49.47/MWh at 08:30 to £86.89/MWh at 17:00. Gas made 48% 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 0.471.2%Wind 4.8712.5%Gas 17.3944.5%Hydro 0.471.2%Biomass 1.764.5%Nuclear 6.1715.8%Coal 4.8912.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 38.5avgGeneration 36.0avgTransfers 2.4avg
The day in figurespeaks, averages, totals
Peak demand47.4GW · 17:15
Low 29.1 · 04:50Avg 38.50–60 GW
Made in Great Britain94%of demand
Generation 36.0Transfers 2.4 GW
Net imports59GWh
In
64 Out
4
Zero-carbon share33%of generation
Nuclear 17%Hydro 1%Wind 14%Solar 1%

Transfers · Sat 16 Dec

Interconnectors and storage

On Saturday 16 December 2017, Great Britain imported 64 GWh and exported 4 GWh through its interconnectors. The most came from France (34 GWh), and the most exports went to Ireland (4 GWh).

All interconnectors

Sat 16 Dec
Imported
64GWh
Exported
4GWh
Net in
59GWh
Average net flow
2.47GW 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

Average1.40GWImporting

In 33.5 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.07GWImporting

In 6.0 GWhOut 4.3 GWh

Netherlands

BritNed

Average1.00GWImporting

In 24.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.06GWPumping

Generated 9.2 GWhPumped 10.5 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.