Electricity Live

Great Britain’s electricity on Tuesday 21 November 2017

On Tuesday 21 November, demand averaged 36.7 GW. Renewables supplied 23%.

36.7GW AVERAGEWind8.24 GW21%Hydro0.61 GW2%Biomass1.35 GW3%Solar0.16 GW0%Gas15.95 GW41%Coal4.38 GW11%Imports1.15 GW3%Nuclear7.21 GW18%36.7GW AVERAGE21%41%11%18%
Price
£48.69/MWh
Day average £48.69
Demand36.7GW
Generation 37.9Transfers −1.2
Fossil fuels41%
Renewables23%
Other25%
Carbon intensityHigh
316g/kWh
0Day average 316300
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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 Tuesday 21 November 2017, gas supplied 41% of Great Britain’s electricity and wind 21%. Demand peaked at 46.5 GW at 17:00. Carbon intensity averaged 316 g/kWh and the price £48.69/MWh. Wind generation peaked at 11.7 GW at 20:30. Solar generation peaked at 0.9 GW at 12:30. Carbon intensity was lowest at 23:30 (213 g/kWh) and highest at 08:30 (353 g/kWh). The wholesale price ranged from £38.14/MWh at 22:30 to £69.31/MWh at 16:30. Gas made 42% 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 0.160.4%Wind 8.2421.1%Gas 15.9540.8%Hydro 0.611.6%Biomass 1.353.5%Nuclear 7.2118.5%Coal 4.3811.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 36.7avgGeneration 37.9avgTransfers −1.2avg
The day in figurespeaks, averages, totals
Peak demand46.5GW · 17:00
Low 25.2 · 04:15Avg 36.70–60 GW
Made in Great Britain103%of demand
Generation 37.9Transfers −1.2 GW
Net exports24GWh
In
21 Out
45
Zero-carbon share43%of generation
Nuclear 19%Hydro 2%Wind 22%Solar 0%

Transfers · Tue 21 Nov

Interconnectors and storage

On Tuesday 21 November 2017, Great Britain imported 21 GWh and exported 45 GWh through its interconnectors. The most came from Netherlands (11 GWh), and the most exports went to France (38 GWh).

All interconnectors

Tue 21 Nov
Imported
21GWh
Exported
45GWh
Net out
24GWh
Average net flow
1.02GW out

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

Average1.44GWExporting

In 3.4 GWhOut 37.9 GWh

Ireland

Moyle · East–West · Greenlink

Average0.10GWImporting

In 6.0 GWhOut 3.6 GWh

Netherlands

BritNed

Average0.32GWImporting

In 11.2 GWhOut 3.6 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.14GWPumping

Generated 6.9 GWhPumped 10.3 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.