Electricity Live

Great Britain’s electricity on Saturday 20 January 2018

On Saturday 20 January, demand averaged 37.5 GW. Renewables supplied 10%.

37.5GW AVERAGEWind3.25 GW8%Hydro0.39 GW1%Biomass1.88 GW5%Solar0.19 GW0%Gas20.04 GW52%Coal2.10 GW5%Imports3.54 GW9%Nuclear6.86 GW18%37.5GW AVERAGE8%52%9%18%
Price
£59.85/MWh
Day average £59.85
Demand37.5GW
Generation 34.7Transfers 2.8
Fossil fuels52%
Renewables10%
Other32%
Carbon intensityHigh
307g/kWh
0Day average 307300
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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 20 January 2018, gas supplied 52% of Great Britain’s electricity and nuclear 18%. Demand peaked at 46.5 GW at 17:30. Carbon intensity averaged 307 g/kWh and the price £59.85/MWh. Wind generation peaked at 8.8 GW at 00:10. Solar generation peaked at 0.9 GW at 13:30. Carbon intensity was lowest at 00:00 (194 g/kWh) and highest at 16:30 (369 g/kWh). The wholesale price ranged from £39.89/MWh at 00:00 to £116.38/MWh at 17:00. Gas made 58% 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 0.190.5%Wind 3.258.5%Gas 20.0452.4%Hydro 0.391.0%Biomass 1.884.9%Nuclear 6.8617.9%Coal 2.105.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 37.5avgGeneration 34.7avgTransfers 2.8avg
The day in figurespeaks, averages, totals
Peak demand46.5GW · 17:30
Low 28.2 · 04:30Avg 37.50–60 GW
Made in Great Britain92%of demand
Generation 34.7Transfers 2.8 GW
Net imports69GWh
In
76 Out
7
Zero-carbon share31%of generation
Nuclear 20%Hydro 1%Wind 9%Solar 1%

Transfers · Sat 20 Jan

Interconnectors and storage

On Saturday 20 January 2018, Great Britain imported 76 GWh and exported 7 GWh through its interconnectors. The most came from France (48 GWh), and the most exports went to Ireland (7 GWh).

All interconnectors

Sat 20 Jan
Imported
76GWh
Exported
7GWh
Net in
69GWh
Average net flow
2.89GW 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

Average0.09GWExporting

In 4.5 GWhOut 6.7 GWh

Netherlands

BritNed

Average0.98GWImporting

In 23.5 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 9.1 GWhPumped 10.6 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.