Electricity Live

Great Britain’s electricity on Sunday 4 August 2019

On Sunday 4 August, demand averaged 26.1 GW. Renewables supplied 19%.

26.1GW AVERAGEWind3.00 GW11%Hydro0.32 GW1%Biomass1.47 GW6%Solar1.64 GW6%Gas10.97 GW42%Coal0.04 GW0%Imports3.50 GW13%Nuclear5.44 GW21%26.1GW AVERAGE11%42%13%21%
Price
£42.38/MWh
Day average £42.38
Demand26.1GW
Generation 22.9Transfers 3.3
Fossil fuels42%
Renewables19%
Other39%
Carbon intensityModerate
216g/kWh
0Day average 216300
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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 Sunday 4 August 2019, gas supplied 42% of Great Britain’s electricity and nuclear 21%. Demand peaked at 31.2 GW at 17:25. Carbon intensity averaged 216 g/kWh and the price £42.38/MWh. Wind generation peaked at 4.8 GW at 21:25. Solar generation peaked at 4.8 GW at 13:00. Carbon intensity was lowest at 23:30 (177 g/kWh) and highest at 04:30 (249 g/kWh). The wholesale price ranged from £33.28/MWh at 03:30 to £54.38/MWh at 19:30. Gas made 48% 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 1.646.2%Wind 3.0011.4%Gas 10.9741.6%Hydro 0.321.2%Biomass 1.475.6%Nuclear 5.4420.6%Coal 0.040.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.1avgGeneration 22.9avgTransfers 3.3avg
The day in figurespeaks, averages, totals
Peak demand31.2GW · 17:25
Low 19.0 · 05:40Avg 26.10–40 GW
Made in Great Britain88%of demand
Generation 22.9Transfers 3.3 GW
Net imports80GWh
In
80 Out
0
Zero-carbon share45%of generation
Nuclear 24%Hydro 1%Wind 13%Solar 7%

Transfers · Sun 4 Aug

Interconnectors and storage

On Sunday 4 August 2019, Great Britain imported 80 GWh and exported 0 GWh through its interconnectors. The most came from France (37 GWh).

All interconnectors

Sun 4 Aug
Imported
80GWh
Exported
0GWh
Net in
80GWh
Average net flow
3.32GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.80GWImporting

In 19.2 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.55GWImporting

In 37.2 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.12GWImporting

In 3.2 GWhOut 0.2 GWh

Netherlands

BritNed

Average0.85GWImporting

In 20.3 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.05GWPumping

Generated 4.1 GWhPumped 5.3 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.