Electricity Live

Great Britain’s electricity on Friday 14 September 2018

On Friday 14 September, demand averaged 31.0 GW. Renewables supplied 30%.

31.0GW AVERAGEWind7.81 GW25%Hydro0.48 GW2%Biomass2.34 GW7%Solar1.20 GW4%Gas8.82 GW28%Coal1.41 GW4%Imports2.28 GW7%Nuclear7.28 GW23%31.0GW AVERAGE25%7%28%7%23%
Price
£62.94/MWh
Day average £62.94
Demand31.0GW
Generation 29.3Transfers 1.7
Fossil fuels28%
Renewables30%
Other38%
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 Friday 14 September 2018, gas supplied 28% of Great Britain’s electricity and wind 25%. Demand peaked at 36.4 GW at 11:45. Carbon intensity averaged 203 g/kWh and the price £62.94/MWh. Wind generation peaked at 9.9 GW at 11:50. Solar generation peaked at 3.8 GW at 11:30. Carbon intensity was lowest at 00:30 (149 g/kWh) and highest at 20:00 (249 g/kWh). The wholesale price ranged from £53.75/MWh at 04:00 to £77.16/MWh at 20:00. Gas made 30% 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 1.203.8%Wind 7.8124.7%Gas 8.8227.9%Hydro 0.481.5%Biomass 2.347.4%Nuclear 7.2823.0%Coal 1.414.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.0avgGeneration 29.3avgTransfers 1.7avg
The day in figurespeaks, averages, totals
Peak demand36.4GW · 11:45
Low 21.8 · 04:10Avg 31.00–40 GW
Made in Great Britain95%of demand
Generation 29.3Transfers 1.7 GW
Net imports43GWh
In
51 Out
8
Zero-carbon share57%of generation
Nuclear 25%Hydro 2%Wind 27%Solar 4%

Transfers · Fri 14 Sept

Interconnectors and storage

On Friday 14 September 2018, Great Britain imported 51 GWh and exported 8 GWh through its interconnectors. The most came from France (28 GWh), and the most exports went to Ireland (7 GWh).

All interconnectors

Fri 14 Sept
Imported
51GWh
Exported
8GWh
Net in
43GWh
Average net flow
1.79GW 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

Average1.16GWImporting

In 27.9 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.12GWExporting

In 3.9 GWhOut 6.8 GWh

Netherlands

BritNed

Average0.75GWImporting

In 18.8 GWhOut 0.8 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.11GWPumping

Generated 4.2 GWhPumped 6.7 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.