Electricity Live

Great Britain’s electricity on Wednesday 5 December 2018

On Wednesday 5 December, demand averaged 39.0 GW. Renewables supplied 18%.

39.0GW AVERAGEWind6.38 GW16%Hydro0.58 GW1%Biomass3.03 GW8%Solar0.05 GW0%Gas17.20 GW43%Coal3.10 GW8%Imports2.80 GW7%Nuclear6.81 GW17%39.0GW AVERAGE16%8%43%8%7%17%
Price
£61.72/MWh
Day average £61.72
Demand39.0GW
Generation 37.2Transfers 1.9
Fossil fuels43%
Renewables18%
Other32%
Carbon intensityHigh
289g/kWh
0Day average 289300
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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 Wednesday 5 December 2018, gas supplied 43% of Great Britain’s electricity and nuclear 17%. Demand peaked at 47.3 GW at 17:05. Carbon intensity averaged 289 g/kWh and the price £61.72/MWh. Wind generation peaked at 10.4 GW at 10:35. Carbon intensity was lowest at 05:00 (220 g/kWh) and highest at 15:30 (342 g/kWh). The wholesale price ranged from £51.79/MWh at 06:30 to £79.72/MWh at 16:30. Gas made 46% 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 0.050.1%Wind 6.3816.0%Gas 17.2043.0%Hydro 0.581.5%Biomass 3.037.6%Nuclear 6.8117.0%Coal 3.107.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 39.0avgGeneration 37.2avgTransfers 1.9avg
The day in figurespeaks, averages, totals
Peak demand47.3GW · 17:05
Low 27.6 · 04:25Avg 39.00–60 GW
Made in Great Britain95%of demand
Generation 37.2Transfers 1.9 GW
Net imports48GWh
In
60 Out
12
Zero-carbon share37%of generation
Nuclear 18%Hydro 2%Wind 17%Solar 0%

Transfers · Wed 5 Dec

Interconnectors and storage

On Wednesday 5 December 2018, Great Britain imported 60 GWh and exported 12 GWh through its interconnectors. The most came from France (42 GWh), and the most exports went to Ireland (12 GWh).

All interconnectors

Wed 5 Dec
Imported
60GWh
Exported
12GWh
Net in
48GWh
Average net flow
1.98GW 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

Average1.73GWImporting

In 41.6 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.40GWExporting

In 2.6 GWhOut 12.3 GWh

Netherlands

BritNed

Average0.65GWImporting

In 15.7 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.12GWPumping

Generated 7.3 GWhPumped 10.2 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.