Electricity Live

Great Britain’s electricity on Thursday 4 January 2018

On Thursday 4 January, demand averaged 39.0 GW. Renewables supplied 19%.

39.0GW AVERAGEWind7.06 GW18%Hydro0.45 GW1%Biomass0.66 GW2%Solar0.20 GW1%Gas18.61 GW47%Coal2.21 GW6%Imports3.37 GW9%Nuclear7.06 GW18%39.0GW AVERAGE18%47%9%18%
Price
£45.75/MWh
Day average £45.75
Demand39.0GW
Generation 36.3Transfers 2.7
Fossil fuels47%
Renewables19%
Other28%
Carbon intensityHigh
283g/kWh
0Day average 283300
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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 Thursday 4 January 2018, gas supplied 47% of Great Britain’s electricity and wind 18%. Demand peaked at 48.9 GW at 17:20. Carbon intensity averaged 283 g/kWh and the price £45.75/MWh. Wind generation peaked at 9.3 GW at 17:40. Solar generation peaked at 1.1 GW at 13:30. Carbon intensity was lowest at 00:00 (221 g/kWh) and highest at 10:30 (326 g/kWh). The wholesale price ranged from £38.88/MWh at 02:00 to £66.40/MWh at 17:30. Gas made 51% 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 0.200.5%Wind 7.0617.8%Gas 18.6147.0%Hydro 0.451.1%Biomass 0.661.7%Nuclear 7.0617.8%Coal 2.215.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 39.0avgGeneration 36.3avgTransfers 2.7avg
The day in figurespeaks, averages, totals
Peak demand48.9GW · 17:20
Low 27.8 · 04:25Avg 39.00–60 GW
Made in Great Britain93%of demand
Generation 36.3Transfers 2.7 GW
Net imports71GWh
In
75 Out
5
Zero-carbon share41%of generation
Nuclear 19%Hydro 1%Wind 19%Solar 1%

Transfers · Thu 4 Jan

Interconnectors and storage

On Thursday 4 January 2018, Great Britain imported 75 GWh and exported 5 GWh through its interconnectors. The most came from France (48 GWh), and the most exports went to Ireland (5 GWh).

All interconnectors

Thu 4 Jan
Imported
75GWh
Exported
5GWh
Net in
71GWh
Average net flow
2.94GW 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

Average2.00GWImporting

In 47.9 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.04GWExporting

In 3.8 GWhOut 4.7 GWh

Netherlands

BritNed

Average0.98GWImporting

In 23.6 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.19GWPumping

Generated 5.7 GWhPumped 10.3 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.