Electricity Live

Great Britain’s electricity on Wednesday 31 May 2017

On Wednesday 31 May, demand averaged 29.2 GW. Renewables supplied 14%.

29.2GW AVERAGEWind1.75 GW6%Hydro0.08 GW0%Solar2.21 GW7%Gas13.73 GW46%Coal0.67 GW2%Imports2.80 GW9%Nuclear8.41 GW28%29.2GW AVERAGE7%46%9%28%
Price
£37.77/MWh
Day average £37.77
Demand29.2GW
Generation 26.8Transfers 2.4
Fossil fuels46%
Renewables14%
Other38%
Carbon intensity
—
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Key moments

On Wednesday 31 May 2017, gas supplied 46% of Great Britain’s electricity and nuclear 28%. Demand peaked at 35.5 GW at 12:05. The price £37.77/MWh. Wind generation peaked at 3.8 GW at 00:15. Solar generation peaked at 6.5 GW at 12:30. The wholesale price ranged from £33.11/MWh at 14:30 to £46.50/MWh at 08:30. Gas made 51% 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 2.217.5%Wind 1.755.9%Gas 13.7346.3%Hydro 0.080.3%Biomass 0.000.0%Nuclear 8.4128.4%Coal 0.672.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 29.2avgGeneration 26.8avgTransfers 2.4avg
The day in figurespeaks, averages, totals
Peak demand35.5GW · 12:05
Low 19.3 · 04:40Avg 29.20–40 GW
Made in Great Britain92%of demand
Generation 26.8Transfers 2.4 GW
Net imports61GWh
In
61 Out
1
Zero-carbon share46%of generation
Nuclear 31%Hydro 0%Wind 7%Solar 8%

Transfers · Wed 31 May

Interconnectors and storage

On Wednesday 31 May 2017, Great Britain imported 61 GWh and exported 1 GWh through its interconnectors. The most came from France (37 GWh).

All interconnectors

Wed 31 May
Imported
61GWh
Exported
1GWh
Net in
61GWh
Average net flow
2.52GW 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

Average1.55GWImporting

In 37.4 GWhOut 0.1 GWh

Ireland

Moyle · East–West · Greenlink

Average0.12GWImporting

In 3.8 GWhOut 0.8 GWh

Netherlands

BritNed

Average0.85GWImporting

In 20.3 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.13GWPumping

Generated 5.6 GWhPumped 8.8 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.