Electricity Live

Great Britain’s electricity on Sunday 20 May 2018

On Sunday 20 May, demand averaged 27.2 GW. Renewables supplied 28%.

27.2GW AVERAGEWind4.48 GW16%Hydro0.22 GW1%Biomass2.11 GW8%Solar3.00 GW11%Gas8.88 GW32%Coal0.02 GW0%Imports2.85 GW10%Nuclear5.98 GW22%27.2GW AVERAGE16%8%11%32%10%22%
Price
£47.68/MWh
Day average £47.68
Demand27.2GW
Generation 24.7Transfers 2.5
Fossil fuels32%
Renewables28%
Other40%
Carbon intensityModerate
184g/kWh
0Day average 184300
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 Sunday 20 May 2018, gas supplied 32% of Great Britain’s electricity and nuclear 22%. Demand peaked at 32.4 GW at 12:20. Carbon intensity averaged 184 g/kWh and the price £47.68/MWh. Wind generation peaked at 5.4 GW at 15:30. Solar generation peaked at 8.7 GW at 13:00. Carbon intensity was lowest at 12:00 (134 g/kWh) and highest at 23:00 (264 g/kWh). The wholesale price ranged from £38.26/MWh at 15:00 to £67.46/MWh at 21:30. 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 3.0010.9%Wind 4.4816.3%Gas 8.8832.3%Hydro 0.220.8%Biomass 2.117.7%Nuclear 5.9821.7%Coal 0.020.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.2avgGeneration 24.7avgTransfers 2.5avg
The day in figurespeaks, averages, totals
Peak demand32.4GW · 12:20
Low 20.0 · 05:25Avg 27.20–40 GW
Made in Great Britain91%of demand
Generation 24.7Transfers 2.5 GW
Net imports62GWh
In
62 Out
0
Zero-carbon share55%of generation
Nuclear 24%Hydro 1%Wind 18%Solar 12%

Transfers · Sun 20 May

Interconnectors and storage

On Sunday 20 May 2018, Great Britain imported 62 GWh and exported 0 GWh through its interconnectors. The most came from France (35 GWh).

All interconnectors

Sun 20 May
Imported
62GWh
Exported
0GWh
Net in
62GWh
Average net flow
2.59GW 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

Average1.48GWImporting

In 35.5 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.44GWImporting

In 10.6 GWhOut 0.1 GWh

Netherlands

BritNed

Average0.67GWImporting

In 16.2 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.12GWPumping

Generated 6.0 GWhPumped 9.0 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.