Electricity Live

Great Britain’s electricity on Wednesday 4 April 2018

On Wednesday 4 April, demand averaged 36.4 GW. Renewables supplied 25%.

36.4GW AVERAGEWind8.27 GW22%Hydro0.25 GW1%Biomass2.03 GW6%Solar0.76 GW2%Gas14.43 GW39%Coal0.96 GW3%Imports2.65 GW7%Nuclear7.47 GW20%36.4GW AVERAGE22%39%7%20%
Price
£47.08/MWh
Day average £47.08
Demand36.4GW
Generation 34.2Transfers 2.2
Fossil fuels39%
Renewables25%
Other33%
Carbon intensityModerate
221g/kWh
0Day average 221300
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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 4 April 2018, gas supplied 39% of Great Britain’s electricity and wind 22%. Demand peaked at 42.9 GW at 18:05. Carbon intensity averaged 221 g/kWh and the price £47.08/MWh. Wind generation peaked at 12.3 GW at 16:35. Solar generation peaked at 2.4 GW at 13:30. Carbon intensity was lowest at 23:30 (134 g/kWh) and highest at 07:30 (267 g/kWh). The wholesale price ranged from £42.25/MWh at 15:30 to £58.69/MWh at 09:00. Gas made 42% 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 0.762.1%Wind 8.2722.4%Gas 14.4339.2%Hydro 0.250.7%Biomass 2.035.5%Nuclear 7.4720.3%Coal 0.962.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 36.4avgGeneration 34.2avgTransfers 2.2avg
The day in figurespeaks, averages, totals
Peak demand42.9GW · 18:05
Low 26.6 · 00:55Avg 36.40–60 GW
Made in Great Britain94%of demand
Generation 34.2Transfers 2.2 GW
Net imports56GWh
In
58 Out
2
Zero-carbon share49%of generation
Nuclear 22%Hydro 1%Wind 24%Solar 2%

Transfers · Wed 4 Apr

Interconnectors and storage

On Wednesday 4 April 2018, Great Britain imported 58 GWh and exported 2 GWh through its interconnectors. The most came from France (34 GWh), and the most exports went to Ireland (2 GWh).

All interconnectors

Wed 4 Apr
Imported
58GWh
Exported
2GWh
Net in
56GWh
Average net flow
2.33GW 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

Average1.41GWImporting

In 33.9 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.06GWImporting

In 3.3 GWhOut 2.0 GWh

Netherlands

BritNed

Average0.86GWImporting

In 20.7 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.12GWPumping

Generated 5.8 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.