Electricity Live

Great Britain’s electricity on Tuesday 30 April 2019

On Tuesday 30 April, demand averaged 32.6 GW. Renewables supplied 13%.

32.6GW AVERAGEWind1.70 GW5%Hydro0.20 GW1%Biomass2.28 GW7%Solar2.25 GW7%Gas16.68 GW50%Imports3.68 GW11%Nuclear6.42 GW19%32.6GW AVERAGE50%11%19%
Price
£44.07/MWh
Day average £44.07
Demand32.6GW
Generation 29.5Transfers 3.1
Fossil fuels50%
Renewables13%
Other37%
Carbon intensityModerate
249g/kWh
0Day average 249300
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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 30 April 2019, gas supplied 50% of Great Britain’s electricity and nuclear 19%. Demand peaked at 38.6 GW at 10:30. Carbon intensity averaged 249 g/kWh and the price £44.07/MWh. Wind generation peaked at 2.9 GW at 02:10. Solar generation peaked at 7.0 GW at 13:00. Carbon intensity was lowest at 02:00 (212 g/kWh) and highest at 21:30 (285 g/kWh). The wholesale price ranged from £33.93/MWh at 03:30 to £60.34/MWh at 18:00. Gas made 56% of the electricity generated in Great Britain, compared with 43% across 2019.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.256.8%Wind 1.705.1%Gas 16.6850.2%Hydro 0.200.6%Biomass 2.286.9%Nuclear 6.4219.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 32.6avgGeneration 29.5avgTransfers 3.1avg
The day in figurespeaks, averages, totals
Peak demand38.6GW · 10:30
Low 23.8 · 03:55Avg 32.60–40 GW
Made in Great Britain91%of demand
Generation 29.5Transfers 3.1 GW
Net imports72GWh
In
83 Out
11
Zero-carbon share36%of generation
Nuclear 22%Hydro 1%Wind 6%Solar 8%

Transfers · Tue 30 Apr

Interconnectors and storage

On Tuesday 30 April 2019, Great Britain imported 83 GWh and exported 11 GWh through its interconnectors. The most came from France (35 GWh), and the most exports went to Ireland (11 GWh).

All interconnectors

Tue 30 Apr
Imported
83GWh
Exported
11GWh
Net in
72GWh
Average net flow
2.99GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.86GWImporting

In 20.5 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.44GWImporting

In 34.6 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.23GWExporting

In 5.7 GWhOut 11.2 GWh

Netherlands

BritNed

Average0.92GWImporting

In 22.1 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.11GWGenerating

Generated 5.3 GWhPumped 2.6 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.