Electricity Live

Great Britain’s electricity on Wednesday 2 May 2018

On Wednesday 2 May, demand averaged 34.6 GW. Renewables supplied 34%.

34.6GW AVERAGEWind9.89 GW28%Hydro0.35 GW1%Biomass1.92 GW5%Solar1.80 GW5%Gas10.71 GW30%Coal0.97 GW3%Imports2.59 GW7%Nuclear7.03 GW20%34.6GW AVERAGE28%30%7%20%
Price
£45.80/MWh
Day average £45.80
Demand34.6GW
Generation 32.7Transfers 1.9
Fossil fuels30%
Renewables34%
Other33%
Carbon intensityModerate
184g/kWh
0Day average 184300
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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 2 May 2018, gas supplied 30% of Great Britain’s electricity and wind 28%. Demand peaked at 42.1 GW at 12:05. Carbon intensity averaged 184 g/kWh and the price £45.80/MWh. Wind generation peaked at 12.2 GW at 02:20. Solar generation peaked at 6.0 GW at 14:30. Carbon intensity was lowest at 00:30 (106 g/kWh) and highest at 21:00 (260 g/kWh). The wholesale price ranged from £16.14/MWh at 00:00 to £65.34/MWh at 20:00. Gas made 33% 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 1.805.1%Wind 9.8928.1%Gas 10.7130.4%Hydro 0.351.0%Biomass 1.925.4%Nuclear 7.0319.9%Coal 0.972.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 34.6avgGeneration 32.7avgTransfers 1.9avg
The day in figurespeaks, averages, totals
Peak demand42.1GW · 12:05
Low 24.6 · 03:55Avg 34.60–60 GW
Made in Great Britain94%of demand
Generation 32.7Transfers 1.9 GW
Net imports50GWh
In
55 Out
5
Zero-carbon share58%of generation
Nuclear 22%Hydro 1%Wind 30%Solar 6%

Transfers · Wed 2 May

Interconnectors and storage

On Wednesday 2 May 2018, Great Britain imported 55 GWh and exported 5 GWh through its interconnectors. The most came from France (33 GWh), and the most exports went to Ireland (5 GWh).

All interconnectors

Wed 2 May
Imported
55GWh
Exported
5GWh
Net in
50GWh
Average net flow
2.09GW 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

Average1.38GWImporting

In 33.1 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.19GWExporting

In 0.7 GWhOut 5.3 GWh

Netherlands

BritNed

Average0.90GWImporting

In 21.7 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.19GWPumping

Generated 6.6 GWhPumped 11.1 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.