Electricity Live

Great Britain’s electricity on Monday 24 September 2018

On Monday 24 September, demand averaged 32.6 GW. Renewables supplied 21%.

32.6GW AVERAGEWind4.32 GW13%Hydro0.56 GW2%Biomass2.50 GW7%Solar2.01 GW6%Gas10.86 GW33%Coal3.38 GW10%Imports2.99 GW9%Nuclear6.79 GW20%32.6GW AVERAGE13%7%33%10%9%20%
Price
£72.75/MWh
Day average £72.75
Demand32.6GW
Generation 30.4Transfers 2.2
Fossil fuels33%
Renewables21%
Other37%
Carbon intensityHigh
290g/kWh
0Day average 290300
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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 24 September 2018, gas supplied 33% of Great Britain’s electricity and nuclear 20%. Demand peaked at 39.6 GW at 19:30. Carbon intensity averaged 290 g/kWh and the price £72.75/MWh. Wind generation peaked at 8.0 GW at 00:00. Solar generation peaked at 6.8 GW at 12:00. Carbon intensity was lowest at 02:00 (176 g/kWh) and highest at 17:30 (369 g/kWh). The wholesale price ranged from £59.17/MWh at 04:30 to £107.82/MWh at 19:30. Gas made 36% of the electricity generated in Great Britain, compared with 42% across 2018.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.016.0%Wind 4.3212.9%Gas 10.8632.5%Hydro 0.561.7%Biomass 2.507.5%Nuclear 6.7920.3%Coal 3.3810.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 32.6avgGeneration 30.4avgTransfers 2.2avg
The day in figurespeaks, averages, totals
Peak demand39.6GW · 19:30
Low 22.3 · 03:55Avg 32.60–40 GW
Made in Great Britain93%of demand
Generation 30.4Transfers 2.2 GW
Net imports52GWh
In
65 Out
12
Zero-carbon share45%of generation
Nuclear 22%Hydro 2%Wind 14%Solar 7%

Transfers · Mon 24 Sept

Interconnectors and storage

On Monday 24 September 2018, Great Britain imported 65 GWh and exported 12 GWh through its interconnectors. The most came from France (42 GWh), and the most exports went to Ireland (12 GWh).

All interconnectors

Mon 24 Sept
Imported
65GWh
Exported
12GWh
Net in
52GWh
Average net flow
2.19GW 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

Average1.76GWImporting

In 42.3 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.50GWExporting

In 0.5 GWhOut 12.4 GWh

Netherlands

BritNed

Average0.92GWImporting

In 22.1 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.02GWPumping

Generated 6.9 GWhPumped 7.5 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.