Electricity Live

Great Britain’s electricity on Sunday 29 September 2019

On Sunday 29 September, demand averaged 27.8 GW. Renewables supplied 36%.

27.8GW AVERAGEWind9.10 GW32%Hydro0.49 GW2%Biomass1.07 GW4%Solar0.69 GW2%Gas7.51 GW27%Coal0.02 GW0%Imports3.14 GW11%Nuclear6.26 GW22%27.8GW AVERAGE32%27%11%22%
Price
£35.82/MWh
Day average £35.82
Demand27.8GW
Generation 25.1Transfers 2.7
Fossil fuels27%
Renewables36%
Other37%
Carbon intensityLow
142g/kWh
0Day average 142300
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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 29 September 2019, wind supplied 32% of Great Britain’s electricity and gas 27%. Demand peaked at 34.3 GW at 19:10. Carbon intensity averaged 142 g/kWh and the price £35.82/MWh. Wind generation peaked at 10.4 GW at 12:30. Solar generation peaked at 2.6 GW at 13:00. Carbon intensity was lowest at 06:00 (97 g/kWh) and highest at 18:30 (182 g/kWh). The wholesale price ranged from £10.03/MWh at 05:00 to £55.35/MWh at 19:00. Wind made 36% of the electricity generated in Great Britain, compared with 22% across 2019.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.692.4%Wind 9.1032.2%Gas 7.5126.6%Hydro 0.491.7%Biomass 1.073.8%Nuclear 6.2622.1%Coal 0.020.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.8avgGeneration 25.1avgTransfers 2.7avg
The day in figurespeaks, averages, totals
Peak demand34.3GW · 19:10
Low 20.0 · 04:30Avg 27.80–40 GW
Made in Great Britain90%of demand
Generation 25.1Transfers 2.7 GW
Net imports68GWh
In
71 Out
3
Zero-carbon share66%of generation
Nuclear 25%Hydro 2%Wind 36%Solar 3%

Transfers · Sun 29 Sept

Interconnectors and storage

On Sunday 29 September 2019, Great Britain imported 71 GWh and exported 3 GWh through its interconnectors. The most came from France (30 GWh), and the most exports went to France (2 GWh).

All interconnectors

Sun 29 Sept
Imported
71GWh
Exported
3GWh
Net in
68GWh
Average net flow
2.83GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.74GWImporting

In 17.7 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.17GWImporting

In 29.7 GWhOut 1.6 GWh

Ireland

Moyle · East–West · Greenlink

Average0.23GWImporting

In 6.7 GWhOut 1.2 GWh

Netherlands

BritNed

Average0.69GWImporting

In 16.9 GWhOut 0.4 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.12GWPumping

Generated 4.3 GWhPumped 7.3 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.