Electricity Live

Great Britain’s electricity on Tuesday 1 May 2018

On Tuesday 1 May, demand averaged 34.4 GW. Renewables supplied 32%.

34.4GW AVERAGEWind8.69 GW25%Hydro0.32 GW1%Biomass1.93 GW6%Solar2.24 GW6%Gas11.02 GW31%Coal1.00 GW3%Imports2.58 GW7%Nuclear7.29 GW21%34.4GW AVERAGE25%31%7%21%
Price
£49.44/MWh
Day average £49.44
Demand34.4GW
Generation 32.5Transfers 1.9
Fossil fuels31%
Renewables32%
Other34%
Carbon intensityModerate
195g/kWh
0Day average 195300
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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 Tuesday 1 May 2018, gas supplied 31% of Great Britain’s electricity and wind 25%. Demand peaked at 40.1 GW at 10:00. Carbon intensity averaged 195 g/kWh and the price £49.44/MWh. Wind generation peaked at 12.5 GW at 21:00. Solar generation peaked at 7.0 GW at 12:00. Carbon intensity was lowest at 23:30 (128 g/kWh) and highest at 06:30 (255 g/kWh). The wholesale price ranged from £38.66/MWh at 23:00 to £73.27/MWh at 07:30. Gas made 34% 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 2.246.4%Wind 8.6924.8%Gas 11.0231.4%Hydro 0.320.9%Biomass 1.935.5%Nuclear 7.2920.8%Coal 1.002.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 34.4avgGeneration 32.5avgTransfers 1.9avg
The day in figurespeaks, averages, totals
Peak demand40.1GW · 10:00
Low 25.4 · 03:25Avg 34.40–60 GW
Made in Great Britain94%of demand
Generation 32.5Transfers 1.9 GW
Net imports50GWh
In
56 Out
6
Zero-carbon share57%of generation
Nuclear 22%Hydro 1%Wind 27%Solar 7%

Transfers · Tue 1 May

Interconnectors and storage

On Tuesday 1 May 2018, Great Britain imported 56 GWh and exported 6 GWh through its interconnectors. The most came from France (35 GWh), and the most exports went to Ireland (5 GWh).

All interconnectors

Tue 1 May
Imported
56GWh
Exported
6GWh
Net in
50GWh
Average net flow
2.08GW 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

Average1.46GWImporting

In 35.1 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.08GWExporting

In 2.6 GWhOut 4.6 GWh

Netherlands

BritNed

Average0.70GWImporting

In 18.1 GWhOut 1.3 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.16GWPumping

Generated 6.0 GWhPumped 9.8 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.