Electricity Live

Great Britain’s electricity on Friday 4 January 2019

On Friday 4 January, demand averaged 39.0 GW. Renewables supplied 10%.

39.0GW AVERAGEWind3.20 GW8%Hydro0.42 GW1%Biomass2.22 GW6%Solar0.38 GW1%Gas22.29 GW56%Coal2.81 GW7%Imports2.67 GW7%Nuclear6.10 GW15%39.0GW AVERAGE8%56%7%15%
Price
£59.09/MWh
Day average £59.09
Demand39.0GW
Generation 37.4Transfers 1.6
Fossil fuels56%
Renewables10%
Other27%
Carbon intensityHigh
336g/kWh
0Day average 336300
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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 Friday 4 January 2019, gas supplied 56% of Great Britain’s electricity and nuclear 15%. Demand peaked at 46.4 GW at 18:05. Carbon intensity averaged 336 g/kWh and the price £59.09/MWh. Wind generation peaked at 4.2 GW at 18:55. Solar generation peaked at 2.1 GW at 11:30. Carbon intensity was lowest at 23:30 (272 g/kWh) and highest at 15:30 (366 g/kWh). The wholesale price ranged from £49.58/MWh at 04:30 to £71.85/MWh at 16:30. Gas made 60% of the electricity generated in Great Britain, compared with 43% across 2019.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.380.9%Wind 3.208.0%Gas 22.2955.6%Hydro 0.421.0%Biomass 2.225.5%Nuclear 6.1015.2%Coal 2.817.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 39.0avgGeneration 37.4avgTransfers 1.6avg
The day in figurespeaks, averages, totals
Peak demand46.4GW · 18:05
Low 27.9 · 04:15Avg 39.00–60 GW
Made in Great Britain96%of demand
Generation 37.4Transfers 1.6 GW
Net imports45GWh
In
60 Out
14
Zero-carbon share27%of generation
Nuclear 16%Hydro 1%Wind 9%Solar 1%

Transfers · Fri 4 Jan

Interconnectors and storage

On Friday 4 January 2019, Great Britain imported 60 GWh and exported 14 GWh through its interconnectors. The most came from France (45 GWh), and the most exports went to Ireland (14 GWh).

All interconnectors

Fri 4 Jan
Imported
60GWh
Exported
14GWh
Net in
45GWh
Average net flow
1.88GW 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

Average1.87GWImporting

In 44.8 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.59GWExporting

In 0.0 GWhOut 14.0 GWh

Netherlands

BritNed

Average0.60GWImporting

In 14.8 GWhOut 0.4 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.32GWPumping

Generated 4.6 GWhPumped 12.3 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.