Electricity Live

Great Britain’s electricity on Wednesday 26 September 2018

On Wednesday 26 September, demand averaged 32.6 GW. Renewables supplied 33%.

32.6GW AVERAGEWind8.58 GW26%Hydro0.51 GW2%Biomass2.43 GW7%Solar1.82 GW5%Gas7.64 GW23%Coal2.77 GW8%Imports2.86 GW9%Nuclear6.80 GW20%32.6GW AVERAGE26%7%23%8%9%20%
Price
£55.64/MWh
Day average £55.64
Demand32.6GW
Generation 30.5Transfers 2.0
Fossil fuels23%
Renewables33%
Other36%
Carbon intensityModerate
221g/kWh
0Day average 221300
Save as image
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 Wednesday 26 September 2018, wind supplied 26% of Great Britain’s electricity and gas 23%. Demand peaked at 38.8 GW at 17:25. Carbon intensity averaged 221 g/kWh and the price £55.64/MWh. Wind generation peaked at 10.7 GW at 10:35. Solar generation peaked at 6.4 GW at 12:30. Carbon intensity was lowest at 01:30 (126 g/kWh) and highest at 20:30 (309 g/kWh). The wholesale price ranged from £0.59/MWh at 01:30 to £95.16/MWh at 19:30. Wind made 28% of the electricity generated in Great Britain, compared with 19% across 2018.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.825.4%Wind 8.5825.7%Gas 7.6422.9%Hydro 0.511.5%Biomass 2.437.3%Nuclear 6.8020.3%Coal 2.778.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 32.6avgGeneration 30.5avgTransfers 2.0avg
The day in figurespeaks, averages, totals
Peak demand38.8GW · 17:25
Low 22.9 · 03:45Avg 32.60–40 GW
Made in Great Britain94%of demand
Generation 30.5Transfers 2.0 GW
Net imports52GWh
In
62 Out
10
Zero-carbon share58%of generation
Nuclear 22%Hydro 2%Wind 28%Solar 6%

Transfers · Wed 26 Sept

Interconnectors and storage

On Wednesday 26 September 2018, Great Britain imported 62 GWh and exported 10 GWh through its interconnectors. The most came from France (36 GWh), and the most exports went to Ireland (10 GWh).

All interconnectors

Wed 26 Sept
Imported
62GWh
Exported
10GWh
Net in
52GWh
Average net flow
2.18GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.49GWImporting

In 35.6 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.20GWExporting

In 5.1 GWhOut 9.8 GWh

Netherlands

BritNed

Average0.89GWImporting

In 21.3 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.15GWPumping

Generated 6.5 GWhPumped 10.2 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.