Electricity Live

Great Britain’s electricity on Wednesday 30 May 2018

On Wednesday 30 May, demand averaged 31.0 GW. Renewables supplied 10%.

31.0GW AVERAGEWind2.33 GW7%Hydro0.19 GW1%Biomass1.99 GW6%Solar0.73 GW2%Gas16.05 GW51%Coal0.31 GW1%Imports2.72 GW9%Nuclear7.38 GW23%31.0GW AVERAGE7%51%9%23%
Price
£64.38/MWh
Day average £64.38
Demand31.0GW
Generation 29.0Transfers 2.1
Fossil fuels51%
Renewables10%
Other38%
Carbon intensityHigh
260g/kWh
0Day average 260300
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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 Wednesday 30 May 2018, gas supplied 51% of Great Britain’s electricity and nuclear 23%. Demand peaked at 36.9 GW at 12:15. Carbon intensity averaged 260 g/kWh and the price £64.38/MWh. Wind generation peaked at 4.6 GW at 00:00. Solar generation peaked at 1.9 GW at 11:00. Carbon intensity was lowest at 05:00 (197 g/kWh) and highest at 19:00 (296 g/kWh). The wholesale price ranged from £49.43/MWh at 02:30 to £96.28/MWh at 18:30. Gas made 55% 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 0.732.3%Wind 2.337.4%Gas 16.0550.6%Hydro 0.190.6%Biomass 1.996.3%Nuclear 7.3823.3%Coal 0.311.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.0avgGeneration 29.0avgTransfers 2.1avg
The day in figurespeaks, averages, totals
Peak demand36.9GW · 12:15
Low 21.1 · 04:45Avg 31.00–40 GW
Made in Great Britain93%of demand
Generation 29.0Transfers 2.1 GW
Net imports50GWh
In
57 Out
7
Zero-carbon share37%of generation
Nuclear 25%Hydro 1%Wind 8%Solar 3%

Transfers · Wed 30 May

Interconnectors and storage

On Wednesday 30 May 2018, Great Britain imported 57 GWh and exported 7 GWh through its interconnectors. The most came from France (45 GWh), and the most exports went to Netherlands (4 GWh).

All interconnectors

Wed 30 May
Imported
57GWh
Exported
7GWh
Net in
50GWh
Average net flow
2.07GW 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

Average1.89GWImporting

In 45.4 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.14GWImporting

In 6.4 GWhOut 3.0 GWh

Netherlands

BritNed

Average0.04GWImporting

In 5.4 GWhOut 4.4 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.01GWPumping

Generated 8.0 GWhPumped 8.4 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.