Electricity Live

Great Britain’s electricity on Friday 18 September 2020

On Friday 18 September, demand averaged 29.4 GW. Renewables supplied 33%.

29.4GW AVERAGEWind7.36 GW24%Hydro0.37 GW1%Biomass1.74 GW6%Solar2.30 GW8%Gas11.36 GW38%Coal0.00 GW0%Imports2.31 GW8%Nuclear4.61 GW15%29.4GW AVERAGE24%8%38%8%15%
Price
£34.04/MWh
Day average £34.04
Demand29.4GW
Generation 27.7Transfers 1.7
Fossil fuels38%
Renewables33%
Other29%
Carbon intensityModerate
181g/kWh
0Day average 181300
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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 18 September 2020, gas supplied 38% of Great Britain’s electricity and wind 24%. Demand peaked at 35.5 GW at 12:05. Carbon intensity averaged 181 g/kWh and the price £34.04/MWh. Wind generation peaked at 10.4 GW at 21:45. Solar generation peaked at 8.2 GW at 13:00. Carbon intensity was lowest at 23:00 (109 g/kWh) and highest at 06:30 (232 g/kWh). The wholesale price ranged from £21.72/MWh at 00:30 to £46.87/MWh at 07:30. Gas made 41% of the electricity generated in Great Britain, compared with 38% across 2020.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.307.6%Wind 7.3624.5%Gas 11.3637.8%Hydro 0.371.2%Biomass 1.745.8%Nuclear 4.6115.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 29.4avgGeneration 27.7avgTransfers 1.7avg
The day in figurespeaks, averages, totals
Peak demand35.5GW · 12:05
Low 20.4 · 04:30Avg 29.40–40 GW
Made in Great Britain94%of demand
Generation 27.7Transfers 1.7 GW
Net imports44GWh
In
55 Out
11
Zero-carbon share53%of generation
Nuclear 17%Hydro 1%Wind 27%Solar 8%

Transfers · Fri 18 Sept

Interconnectors and storage

On Friday 18 September 2020, Great Britain imported 55 GWh and exported 11 GWh through its interconnectors. The most came from France (18 GWh), and the most exports went to France (8 GWh).

All interconnectors

Fri 18 Sept
Imported
55GWh
Exported
11GWh
Net in
44GWh
Average net flow
1.85GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.65GWImporting

In 15.7 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.41GWImporting

In 17.6 GWhOut 7.8 GWh

Ireland

Moyle · East–West · Greenlink

Average0.22GWImporting

In 7.7 GWhOut 2.3 GWh

Netherlands

BritNed

Average0.56GWImporting

In 14.1 GWhOut 0.6 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.16GWPumping

Generated 0.5 GWhPumped 4.4 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.