Electricity Live

Great Britain’s electricity on Friday 20 October 2017

On Friday 20 October, demand averaged 32.5 GW. Renewables supplied 20%.

32.5GW AVERAGEWind5.74 GW17%Hydro0.56 GW2%Solar0.66 GW2%Gas16.92 GW49%Coal1.53 GW4%Imports1.94 GW6%Nuclear6.87 GW20%32.5GW AVERAGE17%49%20%
Price
£49.50/MWh
Day average £49.50
Demand32.5GW
Generation 32.3Transfers 0.3
Fossil fuels49%
Renewables20%
Other26%
Carbon intensityModerate
285g/kWh
0Day average 285300
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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 20 October 2017, gas supplied 49% of Great Britain’s electricity and nuclear 20%. Demand peaked at 40.6 GW at 18:30. Carbon intensity averaged 285 g/kWh and the price £49.50/MWh. Wind generation peaked at 9.4 GW at 23:45. Solar generation peaked at 3.6 GW at 13:00. Carbon intensity was lowest at 23:30 (164 g/kWh) and highest at 15:30 (338 g/kWh). The wholesale price ranged from £37.28/MWh at 04:30 to £71.47/MWh at 09:30. Gas made 52% of the electricity generated in Great Britain, compared with 43% across 2017.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.661.9%Wind 5.7416.8%Gas 16.9249.5%Hydro 0.561.6%Biomass 0.000.0%Nuclear 6.8720.1%Coal 1.534.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 32.5avgGeneration 32.3avgTransfers 0.3avg
The day in figurespeaks, averages, totals
Peak demand40.6GW · 18:30
Low 22.5 · 03:55Avg 32.50–60 GW
Made in Great Britain99%of demand
Generation 32.3Transfers 0.3 GW
Net imports10GWh
In
38 Out
28
Zero-carbon share43%of generation
Nuclear 21%Hydro 2%Wind 18%Solar 2%

Transfers · Fri 20 Oct

Interconnectors and storage

On Friday 20 October 2017, Great Britain imported 38 GWh and exported 28 GWh through its interconnectors. The most came from Netherlands (21 GWh), and the most exports went to France (23 GWh).

All interconnectors

Fri 20 Oct
Imported
38GWh
Exported
28GWh
Net in
10GWh
Average net flow
0.41GW 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

Average0.58GWExporting

In 9.0 GWhOut 23.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.11GWImporting

In 7.9 GWhOut 5.2 GWh

Netherlands

BritNed

Average0.88GWImporting

In 21.2 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.16GWPumping

Generated 8.4 GWhPumped 12.2 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.