Electricity Live

Great Britain’s electricity on Monday 23 September 2019

On Monday 23 September, demand averaged 31.0 GW. Renewables supplied 29%.

31.0GW AVERAGEWind7.80 GW24%Hydro0.35 GW1%Biomass1.70 GW5%Solar1.22 GW4%Gas13.64 GW42%Coal0.14 GW0%Imports0.92 GW3%Nuclear6.51 GW20%31.0GW AVERAGE24%42%20%
Price
£35.77/MWh
Day average £35.77
Demand31.0GW
Generation 31.4Transfers −0.4
Fossil fuels42%
Renewables29%
Other28%
Carbon intensityModerate
203g/kWh
0Day average 203300
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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 Monday 23 September 2019, gas supplied 42% of Great Britain’s electricity and wind 24%. Demand peaked at 37.6 GW at 17:25. Carbon intensity averaged 203 g/kWh and the price £35.77/MWh. Wind generation peaked at 12.9 GW at 21:50. Solar generation peaked at 5.1 GW at 11:30. Carbon intensity was lowest at 23:00 (115 g/kWh) and highest at 07:00 (255 g/kWh). The wholesale price ranged from £20.66/MWh at 04:30 to £47.15/MWh at 19:30. Gas made 43% 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 1.223.8%Wind 7.8024.2%Gas 13.6442.2%Hydro 0.351.1%Biomass 1.705.3%Nuclear 6.5120.2%Coal 0.140.4%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.0avgGeneration 31.4avgTransfers −0.4avg
The day in figurespeaks, averages, totals
Peak demand37.6GW · 17:25
Low 20.1 · 03:15Avg 31.00–40 GW
Made in Great Britain101%of demand
Generation 31.4Transfers −0.4 GW
Net exports6GWh
In
18 Out
24
Zero-carbon share51%of generation
Nuclear 21%Hydro 1%Wind 25%Solar 4%

Transfers · Mon 23 Sept

Interconnectors and storage

On Monday 23 September 2019, Great Britain imported 18 GWh and exported 24 GWh through its interconnectors. The most came from France (8 GWh), and the most exports went to France (13 GWh).

All interconnectors

Mon 23 Sept
Imported
18GWh
Exported
24GWh
Net out
6GWh
Average net flow
0.24GW out

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.14GWImporting

In 3.4 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.18GWExporting

In 8.3 GWhOut 12.6 GWh

Ireland

Moyle · East–West · Greenlink

Average0.12GWExporting

In 1.8 GWhOut 4.6 GWh

Netherlands

BritNed

Average0.09GWExporting

In 5.0 GWhOut 7.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.16GWPumping

Generated 3.5 GWhPumped 7.4 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.