Electricity Live

Great Britain’s electricity on Sunday 27 May 2018

On Sunday 27 May, demand averaged 26.8 GW. Renewables supplied 37%.

26.8GW AVERAGEWind7.52 GW27%Hydro0.19 GW1%Biomass2.20 GW8%Solar2.51 GW9%Gas5.87 GW21%Coal0.16 GW1%Imports2.16 GW8%Nuclear6.79 GW25%26.8GW AVERAGE27%8%9%21%8%25%
Price
£42.34/MWh
Day average £42.34
Demand26.8GW
Generation 25.2Transfers 1.5
Fossil fuels21%
Renewables37%
Other41%
Carbon intensityLow
142g/kWh
0Day average 142300
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Recorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hour

Records set on this day

All records

Key moments

On Sunday 27 May 2018, wind supplied 27% of Great Britain’s electricity and nuclear 25%. Demand peaked at 32.6 GW at 13:00. Carbon intensity averaged 142 g/kWh and the price £42.34/MWh. Wind generation peaked at 9.3 GW at 06:30. Solar generation peaked at 7.8 GW at 13:30. Carbon intensity was lowest at 08:00 (99 g/kWh) and highest at 20:30 (215 g/kWh). The wholesale price ranged from £17.38/MWh at 06:30 to £69.63/MWh at 21:00. Wind made 30% of the electricity generated in Great Britain, compared with 19% across 2018.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.519.2%Wind 7.5227.5%Gas 5.8721.4%Hydro 0.190.7%Biomass 2.208.0%Nuclear 6.7924.8%Coal 0.160.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.8avgGeneration 25.2avgTransfers 1.5avg
The day in figurespeaks, averages, totals
Peak demand32.6GW · 13:00
Low 19.4 · 05:25Avg 26.80–40 GW
Made in Great Britain94%of demand
Generation 25.2Transfers 1.5 GW
Net imports42GWh
In
45 Out
4
Zero-carbon share67%of generation
Nuclear 27%Hydro 1%Wind 30%Solar 10%

Transfers · Sun 27 May

Interconnectors and storage

On Sunday 27 May 2018, Great Britain imported 45 GWh and exported 4 GWh through its interconnectors. The most came from France (26 GWh), and the most exports went to France (2 GWh).

All interconnectors

Sun 27 May
Imported
45GWh
Exported
4GWh
Net in
42GWh
Average net flow
1.73GW 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

Average1.01GWImporting

In 26.1 GWhOut 1.8 GWh

Ireland

Moyle · East–West · Greenlink

Average0.27GWImporting

In 6.9 GWhOut 0.3 GWh

Netherlands

BritNed

Average0.45GWImporting

In 12.5 GWhOut 1.7 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.20GWPumping

Generated 6.4 GWhPumped 11.2 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.