Electricity Live

Great Britain’s electricity on Saturday 11 May 2019

On Saturday 11 May, demand averaged 29.5 GW. Renewables supplied 17%.

29.5GW AVERAGEWind2.48 GW8%Hydro0.21 GW1%Biomass2.22 GW7%Solar2.40 GW8%Gas13.02 GW43%Imports3.31 GW11%Nuclear6.39 GW21%29.5GW AVERAGE8%7%8%43%11%21%
Price
£43.03/MWh
Day average £43.03
Demand29.5GW
Generation 26.7Transfers 2.8
Fossil fuels43%
Renewables17%
Other40%
Carbon intensityModerate
224g/kWh
0Day average 224300
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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 Saturday 11 May 2019, gas supplied 43% of Great Britain’s electricity and nuclear 21%. Demand peaked at 34.9 GW at 11:30. Carbon intensity averaged 224 g/kWh and the price £43.03/MWh. Wind generation peaked at 4.6 GW at 15:40. Solar generation peaked at 7.0 GW at 14:00. Carbon intensity was lowest at 15:00 (170 g/kWh) and highest at 03:00 (257 g/kWh). The wholesale price ranged from £30.06/MWh at 15:00 to £53.26/MWh at 21:00. Gas made 49% 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 2.408.0%Wind 2.488.2%Gas 13.0243.4%Hydro 0.210.7%Biomass 2.227.4%Nuclear 6.3921.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 29.5avgGeneration 26.7avgTransfers 2.8avg
The day in figurespeaks, averages, totals
Peak demand34.9GW · 11:30
Low 22.8 · 05:25Avg 29.50–40 GW
Made in Great Britain91%of demand
Generation 26.7Transfers 2.8 GW
Net imports73GWh
In
78 Out
5
Zero-carbon share43%of generation
Nuclear 24%Hydro 1%Wind 9%Solar 9%

Transfers · Sat 11 May

Interconnectors and storage

On Saturday 11 May 2019, Great Britain imported 78 GWh and exported 5 GWh through its interconnectors. The most came from France (34 GWh), and the most exports went to Ireland (5 GWh).

All interconnectors

Sat 11 May
Imported
78GWh
Exported
5GWh
Net in
73GWh
Average net flow
3.03GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.85GWImporting

In 20.4 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.40GWImporting

In 33.7 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.16GWExporting

In 1.2 GWhOut 5.2 GWh

Netherlands

BritNed

Average0.94GWImporting

In 22.7 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.23GWPumping

Generated 1.4 GWhPumped 7.0 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.