Electricity Live

Great Britain’s electricity on Friday 25 September 2020

On Friday 25 September, demand averaged 30.5 GW. Renewables supplied 47%.

30.5GW AVERAGEWind12.78 GW41%Hydro0.22 GW1%Biomass1.63 GW5%Solar1.56 GW5%Gas7.33 GW24%Imports2.26 GW7%Nuclear5.10 GW17%30.5GW AVERAGE41%24%7%17%
Price
£38.38/MWh
Day average £38.38
Demand30.5GW
Generation 28.6Transfers 1.9
Fossil fuels24%
Renewables47%
Other29%
Carbon intensityLow
134g/kWh
0Day average 134300
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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 25 September 2020, wind supplied 41% of Great Britain’s electricity and gas 24%. Demand peaked at 37.0 GW at 12:10. Carbon intensity averaged 134 g/kWh and the price £38.38/MWh. Wind generation peaked at 16.1 GW at 12:05. Solar generation peaked at 5.3 GW at 13:30. Carbon intensity was lowest at 04:00 (104 g/kWh) and highest at 19:00 (179 g/kWh). The wholesale price ranged from £11.62/MWh at 03:30 to £59.30/MWh at 19:30. Wind made 45% of the electricity generated in Great Britain, compared with 27% across 2020.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.565.1%Wind 12.7841.4%Gas 7.3323.7%Hydro 0.220.7%Biomass 1.635.3%Nuclear 5.1016.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 30.5avgGeneration 28.6avgTransfers 1.9avg
The day in figurespeaks, averages, totals
Peak demand37.0GW · 12:10
Low 20.9 · 04:00Avg 30.50–40 GW
Made in Great Britain94%of demand
Generation 28.6Transfers 1.9 GW
Net imports47GWh
In
50 Out
3
Zero-carbon share69%of generation
Nuclear 18%Hydro 1%Wind 45%Solar 5%

Transfers · Fri 25 Sept

Interconnectors and storage

On Friday 25 September 2020, Great Britain imported 50 GWh and exported 3 GWh through its interconnectors. The most came from France (26 GWh), and the most exports went to Ireland (3 GWh).

All interconnectors

Fri 25 Sept
Imported
50GWh
Exported
3GWh
Net in
47GWh
Average net flow
1.97GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.51GWImporting

In 12.4 GWhOut 0.3 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.10GWImporting

In 26.4 GWhOut 0.1 GWh

Ireland

Moyle · East–West · Greenlink

Average0.34GWImporting

In 10.7 GWhOut 2.5 GWh

Netherlands

BritNed

Average0.03GWImporting

In 0.7 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.08GWPumping

Generated 4.0 GWhPumped 6.0 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.