Electricity Live

Great Britain’s electricity on Tuesday 23 January 2018

On Tuesday 23 January, demand averaged 38.4 GW. Renewables supplied 33%.

38.4GW AVERAGEWind12.24 GW31%Hydro0.52 GW1%Biomass1.69 GW4%Solar0.22 GW1%Gas13.40 GW34%Coal0.45 GW1%Imports3.45 GW9%Nuclear7.02 GW18%38.4GW AVERAGE31%34%9%18%
Price
£43.96/MWh
Day average £43.96
Demand38.4GW
Generation 35.5Transfers 2.8
Fossil fuels34%
Renewables33%
Other31%
Carbon intensityModerate
187g/kWh
0Day average 187300
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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 Tuesday 23 January 2018, gas supplied 34% of Great Britain’s electricity and wind 31%. Demand peaked at 47.5 GW at 17:30. Carbon intensity averaged 187 g/kWh and the price £43.96/MWh. Wind generation peaked at 13.9 GW at 12:30. Solar generation peaked at 1.4 GW at 12:30. Carbon intensity was lowest at 23:30 (124 g/kWh) and highest at 18:00 (235 g/kWh). The wholesale price ranged from £30.72/MWh at 04:30 to £60.59/MWh at 18:00. Gas made 38% 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 0.220.6%Wind 12.2431.4%Gas 13.4034.4%Hydro 0.521.3%Biomass 1.694.3%Nuclear 7.0218.0%Coal 0.451.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 38.4avgGeneration 35.5avgTransfers 2.8avg
The day in figurespeaks, averages, totals
Peak demand47.5GW · 17:30
Low 27.3 · 04:25Avg 38.40–60 GW
Made in Great Britain93%of demand
Generation 35.5Transfers 2.8 GW
Net imports71GWh
In
75 Out
4
Zero-carbon share56%of generation
Nuclear 20%Hydro 1%Wind 34%Solar 1%

Transfers · Tue 23 Jan

Interconnectors and storage

On Tuesday 23 January 2018, Great Britain imported 75 GWh and exported 4 GWh through its interconnectors. The most came from France (46 GWh), and the most exports went to Ireland (4 GWh).

All interconnectors

Tue 23 Jan
Imported
75GWh
Exported
4GWh
Net in
71GWh
Average net flow
2.98GW 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

Average1.93GWImporting

In 46.3 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.12GWImporting

In 6.6 GWhOut 3.7 GWh

Netherlands

BritNed

Average0.92GWImporting

In 22.2 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.14GWPumping

Generated 7.8 GWhPumped 11.2 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.